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Manufacture | Model/Title | Price | Arrival date

KMQ60Japan

Ask 22-37030-49205-00
KMQ60
Manufacture:LUXKIT
Original price: JPY 62,000
Price: JPY 143,636
Japan 1969 made
Shop: Osu shop
Arrival: 2024-06-21 20:03:19
description
Fully restored! A kit model of a power amplifier using a 50CA10 3-pole output tube and an OY15 type output transformer, composed of circuits and parts conforming to the MQ60 type, which has been evaluated by LUXMAN. The sound of a vacuum tube has a sense of volume that seems to meet expectations, and it gently envelops you. The sound, which doesn't require scale, is particularly unique, and the slight thickness that spreads from below the mid-range makes you feel comfortable. The exterior is dull, rust, abrasions, etc., and there is a feeling of use (Ryo Mizusaki) Maintenance information: 2024.6.21 Maintained (vacuum tube sockets, block capacitors, electrolytic capacitors, oil capacitors, SP and RCA terminals, semi-fixed VR, fuse holder replacement. Load test (8Ω load 1kHz 24.5W+24.5W), input/output waveform confirmation, impedance switching SW/gain VOL disassembly contact refinement, oxidation and vulcanization prevention grease coating. Input/output waveform confirmation, load test (1 kHz sine wave, 8 ohm load: 28 W+28 W, actual measurement), sound output test) Accessories: copy of instruction manual Main specifications: 30W+30W 50CA10 push pull W410 x H160 x D205 mm 13.8 kg

C27U.S.A

Ask 24-43103-12487-00
C27
Manufacture:McIntosh
Original price: JPY 358,000
Price: JPY 198,182
U.S.A 1977 made
Arrival: 2024-06-21 20:03:15
description
Maintained! A regular Yamagiwa model. It is a hidden popular model as the successor to the C26. It is an amplifier from the golden age of McKinn that is highly popular with music fans, with a sound reminiscent of a rich, thick vacuum tube sound. It makes vintage speakers sound intense. The exterior has paint floats, rust spots, etc. Serial BV1675 (Murakoshi Yoichi) Maintenance information: 2024.6.21 maintained (each SW, VOL cleaning, lamp deterioration replacement, pin jack cleaning, earth plating wire treatment, poor push button SW contact → dismantling cleaning, operation check (gaps cannot be completely removed)) 2022.2.4 Maintained (replaced due to poor noise compared to power circuit transistors. Electrolytic capacitor replacement. Selector switch contact cleaning contact grease application. Replace a dead lamp. The RCA terminal plating has peeled off and deteriorated, so it was replaced. (Each input/output operation test) Accessories: instruction manual (copy) Main specifications: input PHONO 1 · 2, AUX 1 · 2, TUNER, TAPE 1 · 2 W435 × H188 × D395 mm 11.8 kg

SUPER 12

Ask 24-42947-11305-00
SUPER 12
Manufacture:TRN
Price: JPY 45,273
Arrival: 2024-06-21 19:53:47
description
Maintained! Introducing affordable power amplifiers. Since it comes with a selector and volume, it can also be used as a pre-main. The color is calm green. It feels a bit clear, but the sound quality is hard to get at this price. The exterior has a feeling of use such as disappearing lettering and dullness. Serial 02110183 (Tomonori Asaine) Maintenance information: 2024.6.21 maintained (right CH output tube replacement function SW cleaning vacuum tube pin cleaning capacitor position correction wiring restyling bias check output voice check interior and exterior cleaning) Accessories: power cable Main specifications: 6BQ5 push-pull output 12W 100V vacuum tube used: 6BQ5 × 2 · 12AX7 × 1 · 12AU7 × 2 · 5AR4 W360 × H170 × D260 mm weight 12 kg

CR-3AJapan

Ask 24-43146-12946-00
CR-3A
Manufacture:ZAIKA
Price: JPY 81,636
Japan
Arrival: 2024-06-20 19:42:12
description
This is a very rare ZAIKA tubular preamp. The rich, unobtrusive sound is recommended for those who want to relax and listen to music. The vocals in particular are a must-listen. It is an item that makes you feel particular about the left and right independent volume and detailed tone volume. There is a feeling of use on the exterior, such as paint peeling and dullness (Takahashi Nobuyuki) Maintenance information: 2024.6.20 Operation confirmed Accessories: none Main specifications: size W400 x H105 x D275 mm, weight 4.8 kg (actual measurement)

33+303+FM3UK

Ask 24-89024-14157-00
33+303+FM3
Manufacture:QUAD
Original price: JPY 317,500
Price: JPY 240,000
UK 1967 made
Shop: Osu shop
Arrival: 2024-06-19 20:08:54
description
The price has been reduced. 2024/6/19 sales price 278,000 yen Maintenance was completed in 2024/5. This is a full set that combines 33 QUAD original transistor preamps and 303 power amplifiers with tuner FM3. Comes with a wood case that allows 33 and FM3 to be built in parallel. The impression is that the natural atmosphere has definitely increased, and the glossy way it rides and the sound that goes through the core make you think it's a vacuum tube amplifier. The wood cabinet has also been beautifully finished due to repairs (Oikawa Tetsuji) Maintenance information: 2024.5.4 maintained (internal check, power supply, filter C, HPX circuit C, etc., there are many differences in capacity → replacement f cover misalignment → readjust, tuning indicator lamp back change, DIN SP-RCA female cable damaged → created) Accessories: power cable, connection cable (2 types: DIN-RCA and DIN-DIN types), copy of the instruction manual, FM coaxial connector Main specifications: [303] W550 x H113 x D220 mm weight approx. 7.0 kg (actual measurement) [33] 3 input/line systems, 1 phono system (MM) [FM3] tubular FM dedicated tuner with automatic stereo/mono switching

VT75

This item has been sold.You can't purchase now. 24-43044-12085-00
VT75
Manufacture:Marconi
Price: JPY 38,182(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-18 20:01:40
description
Pair tube, KT66 compatible ball, smoke, black base, made in England, measured value 58/56 (rejection value 32) with replacement box, small foreign matter has stayed in the tube on one side ※The pair is determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke) Accessories: replacement box

6CA7-10M

Ask 24-43044-14081-00
6CA7-10M
Manufacture:Mullard
Price: JPY 5,455
Shop: Osu shop
Arrival: 2024-06-18 19:55:33
description
It is an EL34 compatible ball Mullard print sold in 1 bottle, but it seems to be made by RFT due to the structure. Measured value 48 (rejected value 30) with original box ※ measured values indicate GM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: original box

EL34

Ask 24-43044-14082-00
EL34
Manufacture:SIEMENS
Price: JPY 11,818(pair)
Shop: Osu shop
Arrival: 2024-06-18 19:54:20
description
Pair tube 6CA7 compatible sphere top chip date code, judged to be made by Ei based on structure, Yugoslavian measurement value 46/44 (rejected value 30) with original box*Pairs are judged based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

EL34

This item has been sold.You can't purchase now. 24-43044-14078-00
EL34
Manufacture:ULTRON
Price: JPY 14,545(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-18 19:51:30
description
It seems that the pair tube is made of TESLA due to its 6CA7 compatible ball brown base double ring getter structure. Measured value 54/52 (rejected value 30) with original box ※ pair is determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

EL34

This item has been sold.You can't purchase now. 24-43044-14077-00
EL34
Manufacture:ULTRON
Price: JPY 14,545(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-18 19:51:29
description
It seems that the pair tube is made of TESLA due to its 6CA7 compatible ball brown base double ring getter structure. Measured value 52/52 (rejected value 30) with original box ※ pair is determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

PH300

Ask 24-42814-10223-00
PH300
Manufacture:SHANLING
Price: JPY 13,636
Shop: Osu shop
Arrival: 2024-06-17 19:58:21
description
※ There is no problem with operation, but it is sold as is because it is cheap. Headphone amplifier using vacuum tubes. You can enjoy a clean sound (Oikawa Tetsuji) Maintenance information: 2024.6.17 Operation confirmed Accessories: power cable Main specifications: Vacuum tube used 6N16B W210 x H70 x D330 mm 3.1 kg (actual measurement)

EL34

Ask 23-41274-26771-00
EL34
Manufacture:TELEFUNKEN
Price: JPY 24,545(pair)
Shop: Osu shop
Arrival: 2024-06-17 19:43:38
description
The pair tube seems to be made of RFT due to its 6CA7 compatible sphere structure. Measured value 44/44 (rejected value 30) lettering with replacement box is missing ※The pair is determined based on the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box

EL34

Ask 23-41274-26772-00
EL34
Manufacture:TELEFUNKEN
Price: JPY 24,545(pair)
Shop: Osu shop
Arrival: 2024-06-17 19:43:35
description
The pair tube seems to be made of RFT due to its 6CA7 compatible sphere structure. Measured value 42/40 (rejected value 30) lettering with replacement box is missing ※The pair is determined based on the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box

MC275 mk5U.S.A

Ask 24-43162-13149-00
MC275 mk5
Manufacture:McIntosh
Original price: JPY 700,000
Price: JPY 361,818
U.S.A 1995 made
Shop: Osu shop
Arrival: 2024-06-16 20:04:17
description
The price has been drastically reduced. 2024/6/16 sales price 448,000 yen I cleaned it, but it's cheap because it leaves a slight cigarette smell. A replica model of the famous MC275 released in 2009! It has a wide range and is compatible with recent recording sources. The soft, thick, and natural tone is full of appeal unique to 275. This traditional look is heavy and full of vintage feel. It is also easy to use, such as being equipped with a power switch. On the exterior, some lettering is missing and there are letter misalignment (Sasaki Shota) Maintenance information: 2024.6.16 Operation confirmed Accessories: manual, power cable, original box Main specifications: 75W x 2 (4, 8, 16 ohms) W406 x H178 x D305 mm weight 34 kg

MC275 mk5U.S.A

Ask 24-43162-13150-00
MC275 mk5
Manufacture:McIntosh
Original price: JPY 700,000
Price: JPY 361,818
U.S.A 1995 made
Shop: Osu shop
Arrival: 2024-06-16 20:04:16
description
The price has been drastically reduced. 2024/6/16 sales price 448,000 yen I cleaned it, but it's cheap because it leaves a slight cigarette smell. A replica model of the famous MC275 released in 2009! It has a wide range and is compatible with recent recording sources. The soft, thick, and natural tone is full of appeal unique to 275. This traditional look is heavy and full of vintage feel. It is also easy to use, such as being equipped with a power switch. On the exterior, some lettering is missing and there are letter misalignment (Sasaki Shota) Maintenance information: 2024.6.16 Operation confirmed Accessories: manual, power cable, original box Main specifications: 75W x 2 (4, 8, 16 ohms) W406 x H178 x D305 mm weight 34 kg

NU1Japan

This item has been sold.You can't purchase now. 24-43162-13146-00
NU1
Manufacture:KORG
Original price: JPY 425,000
Price: JPY 170,909 Sold Out
Japan
Shop: Osu shop
Arrival: 2024-06-16 20:04:09
description
The price has been reduced. 2024/6/17 sales price 198,000 yen It is built in a form that satisfies modern recording requirements, such as a DSD 11.2 MHz USB-DAC, a phono amplifier compatible with MC cartridges, and balanced input. It is a playful preamp with warm sound by NuTube, which was jointly developed by KORG and Ise Electronics, and an audio driver equipped with “S.O.N.I.C. Remastering Technology” produced by Mr. Ono Seigen. There are no major noticeable scratches on the exterior (Oikawa Tetsuji) Maintenance information: 2024.6.16 Operation confirmed Accessories: original box, power cable Main specifications: 2CH compatible format (USB) DSD 2.8224 MHz, 5.6448 MHz, 11.2896 MHz, 1 bit DSD3.072 MHz, 6.144 MHz, 12.288 MHz, 1 bit (only when using S.O.N.I.C. remastering technology) PCM44.1 kHz 48 kHz 88.2 kHz 96 kHz 176.4 kHz 192 kHz 352.8 kHz 384 kHz , 16 bit, 24 bit audio driver ASIO2.1, WDM, Core Audio (*no guarantee of operation of Windows other than Intel chips) external dimensions W432 x H93 x D282 mm 5.9 kg

A727Switzerland

Ask 24-42980-11584-00
A727
Manufacture:STUDER
Original price: JPY 495,000
Price: JPY 180,000
Switzerland 1987 made
Arrival: 2024-06-15 20:05:46
description
Maintained! It uses a CDM-1 swing arm mechanism and is representative of analog sound CD players. The high level of expressiveness that can bring out nuance, such as singing gently and playing strongly, is still popular today. Combinations such as tube amplifiers are standard. As for the exterior, the area near the VOL knob on the left side of the front is flat. Serial 5363 (Fujisawa Yukishi) Maintenance information: 2024.6.15 Maintained (CD mechanical pickup repair. Lens dirt, turntable motor height correction. D/A converter IC replacement. (Exchange and check coupling C in other substrates) Accessories: power cord Main specifications: Philips CDM-1 swing arm mechanism with 100dB signal-to-noise ratio, attached functions/program memory, TNO/INDEX search auto pause display function/track & index number song progress/time remaining before elapsed W446 x H109 x D332 mm 9 kg

U-BROS-11Japan

This item has been sold.You can't purchase now. 24-43226-13752-00
U-BROS-11
Manufacture:UESUGI
Original price: JPY 798,000
Price: JPY 343,636(pair)Sold Out
Japan 1992 made
Shop: Osu shop
Arrival: 2024-06-15 20:05:09
description
The price has been reduced. 2024/6/15 sales price 398,000 yen A parallel push-pull mono power amplifier using EL34. The delicate, clear sound with good visibility is still wesugi! The perfect balance and expressiveness of the warmth and transparency typical of a vacuum tube is attractive. Appearance, dullness, small scratches, and a feeling of use can be seen (Kobayashi Hitoshi) Maintenance information: 2024.6.15 Operation confirmed Accessories: none Main specifications: Parallel push-pull operation rated output 40W (continuous output) output impedance 4Ω, 8Ω, 16Ω playback frequency band 20Hz to 20kHz W435 × H232 × D175 mm 22 kg

SQ38FDJapan

Ask 24-41651-01096-00
SQ38FD
Manufacture:LUXMAN
Original price: JPY 168,000
Price: JPY 216,364
Japan 1974 made
Arrival: 2024-06-14 19:26:32
description
Fully maintained! The 38 series is the most popular 38FD. It has a warm tone with a warm tone that has a strong warmth in the bass and mids, and you can enjoy the true essence of lackstone where you can enjoy the afterglow of the tone. There is slight rust on the back. There is a slight distortion in the lever. Serial 1611070 (Kanai Hidetsugu) Maintenance information: 2024.6.11 maintenance (replacement of some parts and vacuum tubes, confirmation of input/output waveforms, load test (1 kHz sine wave, at 8 ohm load: 28 W+28 W, OK), sound output test.) Accessories: power cord, instruction manual (copy) Main specifications: 30W+30W (4, 8, 16 ohms) line input 4 systems phono 2 systems (mm) W476 x H190 x D335 mm 18 kg

L-505SJapan

This item has been sold.You can't purchase now. 24-43004-11771-00
L-505S
Manufacture:LUXMAN
Original price: JPY 180,000
Price: JPY 134,545 Sold Out
Japan 1996 made
Arrival: 2024-06-14 19:22:42
description
Maintained by Luxman! This model is a return to Luckstone, which is reminiscent of the tube ball era. By changing from pure A grade up until then to grade AB, the sense of extrusion is prioritized, and the corners of the high range are rounded up to give the mid to low frequencies a sense of volume. It has excellent sharpness, and I would recommend this amplifier to almighty music fans. On the exterior, there are dirt scratches, threads, and peeling on the veneer sheet. Serial W90712062H (Tamura Eiji) Maintenance information: 2024.6.14 Maintained by the manufacturer (power supply part, fuse broken replacement. Install the volume and fix it. Output relay contact fault replacement. Meter lamp replacement. Power supply unit, diode replacement. Replace the amplifier section and semi-fixed volume for adjustment. Board solder correction. volume, switch contact cleaning. Remote control replacement (Internal cleaning, general cleaning) Accessories: remote control, power cable Main specifications: 70W+70W W467 x H179 x D440 mm 19 kg

EQ-500Japan

This item has been sold.You can't purchase now. 24-43182-13278-00
EQ-500
Manufacture:LUXMAN
Original price: JPY 500,000
Price: JPY 369,091 Sold Out
Japan 2017 made
Shop: Osu shop
Arrival: 2024-06-14 19:11:55
description
The price has been drastically reduced. 2024/6/14 sales price 428,000 yen Luxman's current phono equalizer using a non-feedback CR type amplifier circuit using all-stage vacuum tubes has arrived! Using vacuum tubes, 4 independent Super Permaloy MC boost transformers and 4 output transformers are mounted on the left, right, and low/high, respectively. It is a model that emphasizes sound quality, using a VU meter and OFC, which are fun to look at. It is one that can be controlled in a variety of ways. The condition is generally good. Serial M20700210A (Yamato Yuki) Maintenance information: 2024.6.13 operation confirmed Accessories: instruction manual power cable Main specifications: circuit method: SRPP, terminal cathode follower, non-feedback CR type equalizer (RIAA) vacuum tube: ECC83 x 4, ECC82 x 2, EZ81 x 1 input sensitivity (1 kHz, when gain is switched 36 dB): MM 4mV, MC high 0.44mV, MC low 0.18mV input impedance: mm30kΩ to 100kΩ (variable), MC high 40Ω, MC low 2.5Ω gain (1kHz, when gain is switched at 36 dB): mm36dB, MC High55dB, MC Low63dB S/N ratio mm76dB, MC High75dB, MC Low74dB W440 x H92 x D397mm weight 12.5 kg

LS3/1UK

Ask 24-43101-12452-00
LS3/1
Manufacture:BBC
Price: JPY 543,636(pair)
UK
Shop: Osu shop
Arrival: 2024-06-12 20:15:34
description
The disposal price has been reduced (member prices are not applicable). 2024/6/12 sale price 798,000 yen rare item! Comes with an engraved plate This is the first time it has arrived in 13 years. Like a BBC monitor, the dense mid range with little coloring and the low range where the sound of the box is effective are impressive. You can enjoy the fresh sound, which has quite a bit of momentum. This is one I want to make a noise with a vintage tube amp. The exterior has a different texture on the left and right, and there is dullness, dirt, etc. Serial 198/119 (Oikawa Tetsuji) Maintenance information: 2024.6.12 Operation confirmed Accessories: cable Main specifications: BBC monitor GEC tweeter x 2 +15 inch RCA woofer W580 x H770 x D320 mm 25.6 kg (actual measurement)

TUBE TRAPU.S.A

This item has been sold.You can't purchase now. 24-42970-11543-00
TUBE TRAP
Manufacture:ASC
Price: JPY 29,818 Sold Out
U.S.A
Arrival: 2024-06-11 19:52:42
description
Designed for the purpose of absorbing and diffusing sound over a wide band, it has excellent absorption capacity in the low range, and effectively removes fixed material waves by installing it in a corner of a room. There is slight dullness throughout (Tomonori Asae) Accessories: none Main specifications: size 1200 mm x 240 mm, weight 4.1 kg (actual measurement)

TUBE TRAPU.S.A

This item has been sold.You can't purchase now. 24-42970-11536-00
TUBE TRAP
Manufacture:ASC
Price: JPY 29,818 Sold Out
U.S.A
Arrival: 2024-06-11 19:52:40
description
Designed for the purpose of absorbing and diffusing sound over a wide band, it has excellent absorption capacity in the low range, and effectively removes fixed material waves by installing it in a corner of a room. There is slight dullness throughout (Tomonori Asae) Accessories: none Main specifications: size 1200 mm x 240 mm, weight 4.1 kg (actual measurement)

SQ38DsJapan

Ask 24-89024-12921-00
SQ38Ds
Manufacture:LUXMAN
Original price: JPY 58,000
Price: JPY 216,364
Japan 1965 made
Shop: Osu shop
Arrival: 2024-06-10 20:01:41
description
2018 fully restored item. This model omits the MC step-up transformer. The rear speaker terminal has also been changed to one compatible with banana plugs to match modern usability. Although it is a model from the 60s, there is no sense of a faded sound, and it feels like the flat, thick lackstone has been revived energetically. The sound without getting tired even after listening to it for a long time makes me fully experience the luster and warmth of stringed instruments. There are stains all over the exterior, and there are line scratches, fading, etc. on the cabinet (Sasaki Shota) Maintenance information: 2018.8.25 Maintained (9P socket, SP terminal, RCA terminal, block capacitor, volume/BAL/TCVR, semi-fixed resistor, coupling capacitor, AC cord, resistor replacement. Power SW contact deterioration prevention relay added. SW/VR disassembly, cleaning, solder correction. (Internal and external cleaning, circuit readjustment, waveform check, input/output check, load test, sound output test) Accessories: copy of instruction manual Main specifications: output 10W+10W input terminal AUX1 · 2 Phono 1 · 2 (mm) W470 x H175 x D275 mm weight 14 kg

VT-4C

This item has been sold.You can't purchase now. 24-43077-12303-00
VT-4C
Manufacture:GE
Price: JPY 54,545(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-09 20:12:08
description
Pair tube, 211 equivalent tube, large triode tube, made in America, actual measured IP value: 47/47 mA (the best standard IP value for this amplifier is 50 mA) with original box ※ sound is checked with a test amplifier, plate current values have been measured, and it has been determined that operation is good (Kojima Yosuke) Accessories: original box

VT-52

This item has been sold.You can't purchase now. 24-42974-12703-00
VT-52
Manufacture:HYTRON
Price: JPY 31,818(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-09 20:12:00
description
Pair tube 45 Special compatible ball straight heat triode tube fishing rod type filament measurement value 90/90 (rejection value 55) with white box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

VT-52

Ask 24-42974-12704-00
VT-52
Manufacture:HYTRON
Price: JPY 31,818(pair)
Shop: Osu shop
Arrival: 2024-06-09 20:11:58
description
Pair tube 45 Special compatible ball straight heat triode tube fishing rod type filament measurement value 86/84 (rejected value 55) with white box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

KCAG/1.0mU.S.A

This item has been sold.You can't purchase now. 24-43078-12314-00
KCAG/1.0m
Manufacture:KIMBER KABLE
Original price: JPY 148,000
Price: JPY 43,636(pair)Sold Out
U.S.A
Shop: Osu shop
Arrival: 2024-06-09 19:47:54
description
RCA cable, 1.0 m pair, uses high-purity silver wire with VariStrand structure. KIMBER KABLE's unique “3-core blade structure” is recommended for those who want to improve sound loss anyway. The strengths and weaknesses are clear, and the presence of each instrument, especially the strings of piano, stringed instruments, etc., stretches very nicely. The spread of the mid to low range is also excellent. There is a sense of dynamism that is hard to imagine from the delicate design. There are abrasions on the tubes and plug shells (Kojima Yosuke)

6B4G

This item has been sold.You can't purchase now. 24-42974-12711-00
6B4G
Manufacture:RAYTHEON
Price: JPY 11,818(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-08 20:03:17
description
Pair tube direct heat triode tube American double square getter measurement value 62/56 rejection value 38) It is inexpensive because there are few getters with white boxes ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

VT-52

Ask 24-42974-12705-00
VT-52
Manufacture:HYTRON
Price: JPY 31,818(pair)
Shop: Osu shop
Arrival: 2024-06-08 20:03:15
description
Pair tube 45 Special compatible ball straight heat triode tube fishing rod type filament measurement value 84/84 (rejected value 55) with white box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

VT-52

This item has been sold.You can't purchase now. 24-43077-12300-00
VT-52
Manufacture:Western Electric
Price: JPY 107,273(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-08 20:02:43
description
Pair Tube 45Special Compatible Ball Direct Heat Triode Tube Fishing Rod Type Filament Engraved Made in America Measured Value 110/110 (Rejected Value 55) It seems to be an unused item due to the state of the tube with the original box! *Pairs are determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke) Accessories: original box

VT-52

This item has been sold.You can't purchase now. 24-43077-12302-00
VT-52
Manufacture:Western Electric
Price: JPY 107,273(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-08 20:02:35
description
Pair Tube 45Special Compatible Ball Direct Heat Triode Tube Fishing Rod Type Filament Engraved Made in America Measured Value 110/106 (Rejected Value 55) It seems to be an unused item due to the state of the tube with the original box! *Pairs are determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke) Accessories: original box

EL34

This item has been sold.You can't purchase now. 24-42974-12708-00
EL34
Manufacture:Mullard
Price: JPY 31,818(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-08 20:02:06
description
Pair tube 6CA7 compatible ball made in England lot: Xf3 B4B4/Xf4 B4B4 measured value 52/50 (rejected value 30) with white box*Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: white box

EL34

This item has been sold.You can't purchase now. 24-42974-12709-00
EL34
Manufacture:TELEFUNKEN
Price: JPY 27,273(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-08 20:02:05
description
The pair tube seems to be made of RFT due to its 6CA7 compatible sphere structure. Measured value 48/46 (rejected value 30) with white box ※The pair is determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke) Accessories: white box

L-606Japan

This item has been sold.You can't purchase now. 24-43119-12685-00
L-606
Manufacture:LUXMAN
Original price: JPY 69,800
Price: JPY 54,364 Sold Out
Japan 1974 made
Arrival: 2024-06-08 19:42:05
description
Maintained! An eye-catching Lax pre-main amplifier with a unique indicator. It is a traditional lackstone, and the soft and warm mid-low range like a vacuum tube is attractive. The speakers, which have a solid sound quality, also play softly. There is a slight gap between the exterior and the BASS dial scale, and a feeling of use can be seen, such as dullness, abrasions, etc. (Kobayashi Hitoshi) Maintenance information: 2024.4.4 maintenance completed (14 deteriorated parts in each circuit replaced, switch and volume contacts corrected, input/output pin jack polished) Accessories: none Main specifications: 40W+40W (8Ω) W443 × H153 × D273 mm 9.3 kg

SV-275Japan

This item has been sold.You can't purchase now. 24-43103-12486-00
SV-275
Manufacture:SUNVALLEY
Original price: JPY 158,000
Price: JPY 90,727 Sold Out
Japan
Arrival: 2024-06-08 19:39:53
description
The disposal price has been reduced. Member discounts are not applicable. 2024/6/8 sales price 128,000 yen Sun Valley 6550 push pull The design imitates Macintosh amplifiers of yesteryear. The sound design is bright, energetic, and supple, and has excellent sharpness that is more responsive than a normal transistor amplifier. There is dullness, dirt, small scratches, and dullness on the metal part of the power cord (Murakoshi Yoichi) Maintenance information: 2024.6.7 sound output confirmed Accessories: power cord Main specifications: 6550 push-pull rated output 40W+40W using vacuum tube 6550, EL84 x 4 (SOVTEK), 12AX7EH x 2 (electro-harmonix) 4Ω/8Ω compatible W430 x D270 x H200 mm 18 kg

211W

This item has been sold.You can't purchase now. 24-42974-11541-00
211W
Manufacture:UNITED ELECTRONICS
Price: JPY 270,909(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-07 19:51:05
description
Pair tube earthquake-resistant military standard product special tube getter large triode tube with white box, measured IP value: 47/47 mA (the best standard IP value for this amplifier is 50 mA) *Sound is checked with a test amplifier, plate current values have been measured, and it has been determined that operation is good (Kojima Yosuke) Accessories: white box

349A

This item has been sold.You can't purchase now. 24-42974-12702-00
349A
Manufacture:Western Electric
Price: JPY 116,364(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-07 19:48:01
description
Pair tube, 5 pole tube, made in America JAN lot: 726/739, measured value 34/30 (rejected value 20) with white box (written on the box) *Pairs are judged based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

T-107Japan

This item has been sold.You can't purchase now. 24-43116-12666-00
T-107
Manufacture:Accuphase
Original price: JPY 99,800
Price: JPY 63,455 Sold Out
Japan 1985 made
Arrival: 2024-06-07 19:47:25
description
Maintained in 2017/7. Accuphase FM dedicated tuner. As a synthesizer tuner, it has satisfactory sound quality far surpassing tuners in the same price range. Not only does it have clear sound quality, but it also has a strong mid-range tone, and it is a high quality model that achieves both good sound quality and good reception performance. There are scratches, scratches, etc. on the exterior. Serial C9W680 (Takasaki Atsushi) Maintenance information: 2021.7.15 maintained (glass exterior fog cleaning, FL tube fog stain cleaning, MPX separation characteristics readjusted, MUT level readjusted, meter display reset, and other adjustments are not possible) Accessories: manual Main specifications: FM dedicated tuner, quartz synthesizer system, 12 stations, random memory tuning, W465 x H135 x D340 mm, 6.0 kg

845

This item has been sold.You can't purchase now. 24-42974-12701-00
845
Manufacture:RCA
Price: JPY 189,091(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-07 19:41:11
description
Pair tube large triode tube made in America Actual measured Ip value: 70mA/70mA (the best standard IP value for this amplifier is 75mA) The inside of the tube with the original box is slightly burnt, and there is dirt adhering to the outside of the tube*Sound is checked with a test amplifier, and the plate current value has been measured, and it has been determined that the operation is good (Kojima Yosuke) Accessories: original box

845

This item has been sold.You can't purchase now. 24-42974-12700-00
845
Manufacture:RCA
Price: JPY 216,364(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-07 19:41:07
description
Pair tube, large triode tube, made in America, measured Ip value: 71 mA/71 mA (the best standard IP value for this amplifier is 75 mA) with original box*Sound is checked and plate current values are measured with a test amplifier, and it has been determined that operation is good (Kojima Yosuke) Accessories: original box

SQ38FD

Ask 23-41202-25572-00
SQ38FD
Manufacture:LUXMAN
Original price: JPY 168,000
Price: JPY 216,364
1974 made
Arrival: 2024-06-06 20:04:39
description
Full maintenance was carried out to replace all deteriorated parts such as capacitors and vacuum tubes! 38 FD, the most popular of the 38 series, is now in stock! The warm tone has plenty of warmth in the bass and mids, and you can enjoy the true essence of lackstone, where you can enjoy the afterglow of the tone. The exterior has a beautiful finish due to exterior maintenance, but rust etc. on the back remain. Serial 101 20007 (Tomoho Asaine) Maintenance information: 2024.6.6 maintained (parts replacement, input/output waveform check, load test (1kHz sine wave, 8Ω load: 30W+30W, OK), sound output test) 2020.4.2 maintained (vacuum tube (50CA10), electrolytic capacitor, block electrolytic capacitor, coupling capacitor, vacuum tube socket, headphone jack, micro switch, rectifier diode, semi-fixed resistor, fuse replacement. Complete disassembly of SW/VOL contacts, polish, and apply grease to prevent oxidation and sulfidation. Circuit readjustment, input/output waveform confirmation, load test (1kHz sine wave, 8Ω load: 30W+30W), distortion adjustment (maximum output: 0.2%), sound output test) Accessories: manual copy power cord Main specifications: 30W+30W (4, 8, 16 ohms) line input 4 systems phono 2 systems (mm) W476 x H190 x D335 mm 18 kg

300BシングルJapan

This item has been sold.You can't purchase now. 24-42814-10222-00
300Bシングル
Manufacture:自作
Price: JPY 270,909 Sold Out
Japan
Shop: Osu shop
Arrival: 2024-06-05 20:07:56
description
The price has been drastically reduced. 2024/6/5 sales price 348,000 yen Maintained! This is a very well made 300B single amp. The outstanding sharpness and power, and sweet and gorgeous sound are unbearable. The JJ 300B is used as the output tube. It is a combination of the popular transformer TAMURA F-2007 pair, PC-3004, and A-4003. The first stage uses 12AT7, and the rectifier tube uses 5AR4. It comes with a volume and can be connected directly to a CD. There is a ham balancer inside (Yasuhito Koshihama) Maintenance information: 2024.6.5 maintained (AC cord missing added; wiring changed to output impedance 4Ω → 8Ω; main volume 100K B curve → 2 replacement; vacuum tube 12AT7 deterioration replacement; RCA jack and vacuum tube socket caulking repair. Operation checked with AC 100V (measured with rated output 10W+10W SP8Ω) Accessories: power cable Main specifications: output 10W+10W (actual measurement) W434 × H217 × D333 mm 18.9 Kg (actual measurement)

MR-55AU.S.A

Ask 23-40430-19819-00
MR-55A
Manufacture:Mcintosh
Price: JPY 90,727
U.S.A 1959 made
Arrival: 2024-06-05 19:58:15
description
The disposal price has been reduced. Member discounts are not applicable. 2024/6/5 sales price 148,000 yen Maintenance completed! Scarce! Mcintosh tubular 2ch mono FM/AM tuner. The band was changed from the US version to domestic use, and the deteriorated vacuum tubes, capacitors, etc. were replaced, and they were restored brilliantly. I take my hat off to the persuasive power of the tuning, and the super rich, sexy sound quality typical of McKinn, even just listening to the narration. In addition to paint peeling on the exterior and metal frame, you can also see a feeling of use over time, such as dullness, abrasions, etc. (Kobayashi Hitoshi) Maintenance information: 2024.6.4 maintained (for US use → band change/AC100 → 117V step-up transformer added AC code exchange/block capacitor 50 μF x 4 replacement/3 electrolytic capacitors 20 μF, etc. · 5 ceramic capacitors 15 pF and others added or replaced · 2 vacuum tubes 6Be6 and 6AB4 replacements (both offset with supply 6V4) · AM antenna line 5m added · vacuum tube 6U8 and 6AB4 (2 6AU6 exchanges, IF/RF readjustment ※ operation checked with other AC117V) Accessories: step-up transformer Main specifications: Vacuum tubes used EF94/6AUC, 6BN6, 6BJ6 x 2, 6BA6, 6B4, 6B07A, 12AU7A, 6BQ7A, 6AL5, 6BU8, 12AU7R, etc., all 18 others W374 x H120 x D304 mm 7.7 kg

SQ-38 SignatureJapan

This item has been sold.You can't purchase now. 24-43089-12385-00
SQ-38 Signature
Manufacture:LUXMAN
Original price: JPY 350,000
Price: JPY 189,091 Sold Out
Japan 1995 made
Arrival: 2024-06-04 20:01:52
description
The disposal price has been reduced! (Member prices are not applicable) 2024/6/4 sales price 268,000 yen Maintained! LUXMAN 70th anniversary signature model. The standard EL34 push-pull configuration has an OY transformer, and is designed so that you can fully enjoy the flavor of luxe stone. Using an unprecedented high-rigidity chassis, it also has an outstanding sense of luxury. This is a 90s vacuum tube premain with a good balance of range, thickness, and tone. There is a scuff on the front knob. Serial W51010230 (Hiroki Aso) Maintenance information: 2024.1.13 maintained (2 output tubes replaced due to right channel bias, double channel drive stage socket replacement switch contact disassembly cleaning volume cleaning knob milling deviation correction vacuum tube pin cleaning bias adjustment output audio check, approx. 30W at 8 Ω load) Accessories: instruction manual copy power cable Main specifications: output 30W+30W (6Ω) phono (mm) 2.5mV/47kΩ vacuum tube EL34 (6CA7) x 4, 12AU7 x 4, 12BH7A x 2 W430 x H209 x D387 mm weight 22 kg

EQ-500Japan

This item has been sold.You can't purchase now. 24-43027-11968-00
EQ-500
Manufacture:LUXMAN
Original price: JPY 500,000
Price: JPY 389,091 Sold Out
Japan 2017 made
Shop: Osu shop
Arrival: 2024-06-03 20:01:07
description
Luxman's current phono equalizer that uses a non-feedback CR amplifier circuit using an all-stage vacuum tube has arrived! Using vacuum tubes, 4 independent Super Permaloy MC boost transformers and 4 output transformers are mounted on the left, right, and low/high, respectively. It is a model that emphasizes sound quality, using a VU meter and OFC, which are fun to look at. It is one that can be controlled in a variety of ways. There are small wounds and dullness (Sasaki Shota) Maintenance information: 2024.6.3 operation confirmed Accessories: original box, manual, power cable Main specifications: circuit method: SRPP, terminal cathode follower, non-feedback CR type equalizer (RIAA) vacuum tube: ECC83 x 4, ECC82 x 2, EZ81 x 1 input sensitivity (1 kHz, when gain is switched 36 dB): MM 4mV, MC high 0.44mV, MC low 0.18mV input impedance: mm30kΩ to 100kΩ (variable), MC high 40Ω, MC low 2.5Ω gain (1kHz, when gain is switched at 36 dB): mm36dB, MC High55dB, MC Low63dB S/N ratio mm76dB, MC High75dB, MC Low74dB W440 x H92 x D397mm weight 12.5 kg

TRX-HD82Japan

This item has been sold.You can't purchase now. 24-43049-12116-00
TRX-HD82
Manufacture:TRIODE
Original price: JPY 95,000
Price: JPY 22,545 Sold Out
Japan 2011 made
Arrival: 2024-06-03 19:57:51
description
※It is inexpensive because it leaves cracks in the VOL. A headphone amplifier that allows you to enjoy the sound of 2 systems: a vacuum tube and a transistor. It has a built-in USB DAC compatible with 24 bit 96 kHz, and it is a blissful item that allows you to immerse yourself in both digital and analog worlds to your heart's content. Scratches on the transformer area are slightly noticeable. Serial 12060066 (Fujisawa Yukishi) Maintenance information: 2024.6.3 operation confirmed (sound output OK, gaps remain in VOL) Accessories: instruction manual, power cord Main specifications: Vacuum tube using a class single headphone amplifier 6BM8 x 2 vacuum tube output 20Ω to 600Ω (45mW to 135mW) transistor output 12Ω to 300Ω (40mW to 135mW) frequency characteristics 10Hz to 50,000 Hz SNR 89dB power consumption 30W size W190 x H150 x D250 mm mass 4.7 kg

CV378

This item has been sold.You can't purchase now. 24-42457-11504-00
CV378
Manufacture:Mullard
Price: JPY 9,091 Sold Out
Shop: Osu shop
Arrival: 2024-06-02 20:10:25
description
Sold per bottle, rectifier tube, GZ37 equivalent tube, made in England, measured value 62 (rejected value 40) with original box ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

CV378

This item has been sold.You can't purchase now. 24-42457-11502-00
CV378
Manufacture:Mullard
Price: JPY 9,091 Sold Out
Shop: Osu shop
Arrival: 2024-06-02 20:10:20
description
Sold per bottle, rectifier tube, GZ37 equivalent tube, made in England, measured value 62 (rejected value 40) with original box ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
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