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Manufacture | Model/Title | Price | Arrival date
魅惑の真空管アンプ その歴史・設計・製作 上巻(復刻版)
Price: JPY 2,273
雑誌・書籍1000円以上で送料無料
Arrival: 2023-11-05 13:33:03
description
※Shipping service. “Fascinating Vacuum Tube Amplifiers: Their History, Design, Production (Volume 1), Reprint Edition” /Over 40 Production Examples/Complete Famous Ball Data/Wireless and Experimental Edition/Supervised by Isamu Asano/1990.4.2 2nd Print Published. The photograph is a sample, so the actual product may be broken, written, etc.

集大成 真空管パワー・アンプ

23-90018-23393-60
集大成 真空管パワー・アンプ
Price: JPY 2,273
雑誌・書籍1000円以上で送料無料
Arrival: 2023-11-05 13:33:01
description
※Shipping service. Characteristics and circuits of 15 famous vacuum tube power amplifier models/genealogy of vacuum tube power amplifier circuits/roundtable discussion talking about famous machines of power amplifies/listening to 7 models of Tama amplifies/Questionnaire to Mr. 8 What is a famous machine for me/ Takesue Kazuma: Memoirs of 30 years of making amplifiers/anthology articles, popular power amplifier production articles/radio engineering companies/1989.12.20 first edition published. The photograph is a sample, so the actual product may be broken, written, etc.

管球王国vol.92

20-90006-35518-60
管球王国vol.92
Price: JPY 1,818
雑誌・書籍1000円以上で送料無料
Arrival: 2020-09-22 13:14:31

管球王国vol.88

20-90006-35466-60
管球王国vol.88
Price: JPY 1,818
雑誌・書籍1000円以上で送料無料
Arrival: 2020-10-17 13:04:28

管球王国vol.60

20-90006-28848-60
管球王国vol.60
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-16 14:44:14

管球王国vol.56

20-90006-28844-60
管球王国vol.56
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-16 14:44:40

管球王国vol.55

20-90006-28843-60
管球王国vol.55
Price: JPY 1,182
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-13 13:22:27

管球王国vol.52

20-90006-28840-60
管球王国vol.52
Price: JPY 1,182
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-13 13:22:42

管球王国vol.51

20-90006-28839-60
管球王国vol.51
Price: JPY 1,636
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-13 13:22:44

管球王国vol.49

20-90006-28837-60
管球王国vol.49
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-08 13:23:57

管球王国vol.48

20-90006-28836-60
管球王国vol.48
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-08 13:24:00

管球王国vol.46

20-90006-28834-60
管球王国vol.46
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-08 13:24:04

管球王国vol.44

20-90006-28832-60
管球王国vol.44
Price: JPY 1,182
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-05 13:24:12

管球王国vol.43

20-90006-28831-60
管球王国vol.43
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-05 13:24:19

管球王国vol.39

20-90006-28827-60
管球王国vol.39
Price: JPY 1,182
雑誌・書籍1000円以上で送料無料
Arrival: 2020-10-25 13:04:59

管球王国vol.38

20-90006-28826-60
管球王国vol.38
Price: JPY 1,182
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-03 16:08:50
description
※Shipping service. 10th anniversary commemoration of the first publication · 1st edition = reader visits The appeal of TUBE SOUND/Listen to the supreme WE amplifier 8B+9A/ tubular kit amplifier selected by “sound” /300B single output transformer listen and comparison/2005.11.28 published. The photograph is a sample, so the actual product may be broken, or there may be markings etc.

管球王国vol.37

20-90006-28825-60
管球王国vol.37
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-03 16:08:53

管球王国vol.22

20-90006-28810-60
管球王国vol.22
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2023-07-11 13:12:38
description
※Shipping service. Separate volume stereo sound, tube kingdom/special feature = field type unit research/WE16A+555 combination/thorough audition of the latest preamp/putting together a WE91 type kit/published on 2001.11.25. The photo is a sample, so the actual item may be broken, have marks, etc.

管球王国vol.19

20-90006-28807-60
管球王国vol.19
Price: JPY 1,182
雑誌・書籍1000円以上で送料無料
Arrival: 2023-07-11 13:11:03
description
※Shipping service. Bessatsu Stereo Sound Tube Kingdom/Special Feature = The Origin of JBL, Listen to 175/375/Thorough Verification of Power Amplifier Capabilities/Latest World Brand Information/2001.2.25 Published. The photograph is a sample, so the actual product may be broken, or there may be markings etc.

管球王国vol.18

20-90006-28806-60
管球王国vol.18
Price: JPY 1,818
雑誌・書籍1000円以上で送料無料
Arrival: 2020-09-10 13:50:08

オーディオ用真空管マニュアル

23-90016-22861-60
オーディオ用真空管マニュアル
Price: JPY 4,091
雑誌・書籍1000円以上で送料無料
Arrival: 2023-10-30 12:18:59
description
※Shipping service. “Audio Vacuum Tube Manual” /Published by Radio Engineering Company/by Ichiki Yoshinori/A revised edition that carefully selects the “All Japan Vacuum Tube Manual” published in Showa 33 for audio applications. S60.7.20 first edition issued. The photograph is a sample, so the actual product may be broken, written, etc.

33GY7

Ask 17-09327-34240-00
33GY7
Manufacture:TOSHIBA
Price: JPY 455
Shop: Osu shop
Arrival: 2017-02-21 19:53:12

1D-K29

Ask 17-09327-34243-00
1D-K29
Manufacture:TOSHIBA
Price: JPY 455
Shop: Osu shop
Arrival: 2017-02-21 19:53:06

往年の真空管アンプ大研究

23-90005-05581-60
往年の真空管アンプ大研究
Price: JPY 4,545
雑誌・書籍1000円以上で送料無料
Arrival: 2023-11-14 14:05:59
description
※Shipping service. Bessatsu Stereo Sound Preservation Edition/ A selection of vacuum tube amplifier masterpieces from yesteryear where you can almost hear “good sounds”! /Macintosh Successive Tube Amps Listening Comparison/Marantz Successive Tube Amps Listening Comparison/Published on 2008/6/30. The photograph is a sample, so the actual product may be broken, written, etc.

WE274

Ask 23-40104-17350-00
WE274
Manufacture:曙光電子
Price: JPY 12,727
Shop: Osu shop
Arrival: 2023-08-18 20:06:24
description
One-piece rectifier tube, fishing rod type filament made in China, incorporates the structure of the original WE274 and is well-built. Measurement value 56 (rejected value 40) with replacement box ※ The measured value shows the GM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box

VT-52

Ask 22-37780-54778-00
VT-52
Manufacture:UNITED ELECTRON
Price: JPY 34,545(pair)
Shop: Osu shop
Arrival: 2023-01-09 20:09:51
description
Pair tube 45 Special/38142 compatible ball, direct heat triode, fishing rod type, filament measurement value 120/118 (rejection value 55) with original box ※ The pair was determined based on the GM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: original box

VT-52

Ask 22-36377-46344-00
VT-52
Price: JPY 34,545(pair)
Shop: Osu shop
Arrival: 2022-10-23 20:21:23
description
Pair tube 45Special compatible spherical triode fishing rod type filament measurement value 100/92 (rejection value 55) *Pairs are judged based on GM values measured by test machine TV-7 (Kojima Yosuke) Accessories: none

VT-52

Ask 21-33538-24403-00
VT-52
Manufacture:NATIONAL UNION
Price: JPY 31,818(pair)
Shop: Osu shop
Arrival: 2022-07-22 19:48:58
description
Pair Tube 45Special/38142 Compatible Ball Fishing Rod Type Filament Measurement Value 98/92 (Rejection Value 55) Geta Burns, is a bargain because it has decreased ※The pair is GM measured with the tester TV-7 Judgment is based on the value (Yosuke Kojima) Accessories: none

VT-52

Ask 22-36377-46342-00
VT-52
Manufacture:NATIONAL UNION
Price: JPY 36,364(pair)
Shop: Osu shop
Arrival: 2022-10-23 20:16:28
description
Pair tube 45Special compatible spherical triode fishing rod filament measurement value 94/86 (rejection value 55) *Pairs are judged based on GM values measured by test machine TV-7 (Kojima Yosuke) Accessories: none

VT-52

Ask 24-41310-00717-00
VT-52
Manufacture:Western Electric
Price: JPY 90,727(pair)
Shop: Osu shop
Arrival: 2024-01-15 20:01:53
description
The price has been drastically reduced. 2024/1/15 sales price 118,000 yen pair tube 45 special compatible ball straight heat triode fishing rod type filament made in America measurement value 90/86 (rejected value 55) with white box*Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: white box

VT-164/1619

Ask 16-71323-91668-00
VT-164/1619
Manufacture:KENRAD
Price: JPY 1,818
Shop: Osu shop
Arrival: 2016-05-26 20:06:01

VT-136

Ask 16-04482-86979-00
VT-136
Manufacture:RCA
Price: JPY 2,273
Shop: Osu shop
Arrival: 2016-04-24 20:06:53

VT-115A

Ask 19-21469-22877-00
VT-115A
Manufacture:RCA
Price: JPY 7,273
Shop: Osu shop
Arrival: 2019-05-04 19:50:48

UZ6D6

Ask 18-14389-02297-00
UZ6D6
Manufacture:MATSUDA
Price: JPY 3,636
Shop: Osu shop
Arrival: 2018-01-22 19:57:46

UZ57

Ask 17-01035-51753-00
UZ57
Manufacture:ASAHI
Price: JPY 909
Shop: Osu shop
Arrival: 2017-06-09 19:59:49

UZ-42

Ask 12-64691-34613-00
UZ-42
Manufacture:NRC
Price: JPY 2,727(only one piece)
Shop: Osu shop
Arrival: 2012-01-25 20:11:13
description
One tube(checked).

UY-807

Ask 15-85779-36353-00
UY-807
Manufacture:MATSUSHITA
Price: JPY 3,636(only one piece)
Shop: Osu shop
Arrival: 2015-01-14 19:51:13

UY24

Ask 17-01035-51755-00
UY24
Manufacture:DON
Price: JPY 1,818
Shop: Osu shop
Arrival: 2017-06-09 19:59:52

UV-211-A

Ask 23-38135-05636-00
UV-211-A
Manufacture:不明
Price: JPY 50,000
Shop: Osu shop
Arrival: 2023-03-21 20:01:57
description
The large triode print sold in Japan has disappeared, but I think it was made by NEC from the structure. Measured IP value: 45 mA (the best standard IP value for this amplifier is 50 mA) with the original box ※ I checked the sound output with the test amplifier and measured the plate current value, and it has been determined that the operation is good (Kojima Yosuke) Accessories: original box

UTY-11Japan

Ask 24-42464-07182-00
UTY-11
Manufacture:UESUGI
Original price: JPY 420,000
Price: JPY 243,636
Japan 1994 made
Shop: Osu shop
Arrival: 2024-04-25 20:10:23
description
The price has been reduced. 2024/4/25 sales price 278,000 yen Maintained! A stereo power amplifier limited to 200 units. The careful, natural, and delicate sound that can be heard for a long time, backed by artistic internal wiring, is the true essence of Wesugi amplifiers. Modern speakers also drive quietly and firmly (Yasuhito Koshihama) Maintenance information: 2024.4.25 Maintained (*confirmed above, lots of dust and dirt* input volume replacement, solder correction, misalignment correction, vacuum tube pin cleaning mold, dirt cleaning, foreign matter removal, bottom plate mounting reversed* bias check output audio check (output approx. 40W confirmed) Accessories: none Main specifications: 40W+40W vacuum tube ECC83 x 1 ECC82 x 2 EL34 x 4 W365 x H232 x D310 mm 31 kg 

UT-6A7

Ask 17-11216-53228-00
UT-6A7
Manufacture:MATSUDA
Price: JPY 909
Shop: Osu shop
Arrival: 2017-06-18 20:04:53

UF41/12AC5

Ask 18-14389-02337-00
UF41/12AC5
Manufacture:MULLARD
Price: JPY 1,818
Shop: Osu shop
Arrival: 2018-01-22 19:57:35

TVA-1UK

Ask 24-42604-08440-00
TVA-1
Manufacture:MICHAELSON&AUSTIN
Original price: JPY 598,000
Price: JPY 207,273
UK 1979 made
Shop: Osu shop
Arrival: 2024-04-24 20:18:24
description
The price has been drastically reduced. 2024/4/24 Sales price 248,000 yen Maintained in 2018. TVA-1 is a famous British vacuum tube power amplifier. Equipped with a sturdy, heavy transformer, this is reflected in sound quality. The sound quality is thick and has good extrusion, and the driving power is off par. You can enjoy the attractive vacuum tube sound with the tenacity of the mid-range and the bright mid-high range. There is dullness appropriate for the model year (Oikawa Tetsuji) Maintenance information: Maintained on 2018/3/31 (The capacitor was replaced, the looseness of the speaker terminals was increased and tightened, and the installation was corrected. The vacuum tube socket was replaced due to poor contact. The bias current for each output tube has been adjusted. The power supply and block capacitor connections have been corrected. There was poor contact with the input RCA pin terminal, so I replaced it.) Accessories: none Main specifications: 70W+70W W457 x H191 x D279 mm 38.1 kg

TRV-300STJapan

Ask 24-42530-07833-00
TRV-300ST
Manufacture:TRIODE
Original price: JPY 380,000
Price: JPY 170,909
Japan 2002 made
Arrival: 2024-04-25 20:02:52
description
The price has been reduced! 2024/4/25 Sales price 198,000 yen Maintained by the manufacturer! Tubular premain amplifier equipped with 300B. In addition to combining a vacuum tube with a modern design, it is easy to use with easy bias adjustment. Since it can also be used as a power amplifier using the PRE-IN terminal, it is also recommended for those considering separating them in the future. Serial 05050050 (Hiroki Aso) Maintenance information: 2024.4.25 Maintained (maintenance including restoration of the contact point of the selector polishing volume ※ vacuum tubes can still be used, but they have deteriorated appropriately over time, so please understand that this is a current product) Accessories: power cable Main specifications: maximum output 18W+18W (8Ω) vacuum tube 300B/A grade push-pull input terminal input RCA4 system (4 rear systems, 1 tape out system) output terminals 6/8/16 ohm, 1 system each, TRIODE original 300B power consumption 220W size 440 x depth 320 x height 200 mm weight 20 kg

SV-mini91BJapan

This item has been sold.You can't purchase now. 24-42308-06055-00
SV-mini91B
Manufacture:SUNVALLEY
Price: JPY 90,727 Sold Out
Japan
Shop: Osu shop
Arrival: 2024-04-15 19:49:53
description
The disposal price has been reduced! (Member prices are not applicable) 2023/4/15 sales price 148,000 yen Overhauled by the manufacturer! The maniacal 300B power amplifier is now in stock in kit type. This is a product that Sun Valley/Kit stores were fully satisfied at the time and took on a new challenge. You can enjoy the sound unique to Sun Valley, which is plump and has a good tone. The exterior is dull, but there are no noticeable scratches. (FUJISAWA KOSHI) Maintenance information: 2024.4.15 Maintained by the manufacturer (after fixing production issues, measurement and aging (5H) were completely reworked, and the 300B1 was replaced due to poor output (insufficient output). Since this product is a circuit with a transformer arranged at the input part, the input impedance is designed to be lower than a normal vacuum tube amplifier. Therefore, we recommend using the input volume at the maximum position unless there are special circumstances) Accessories: power cord, manufacturer measurement table Main specifications: 300B single power amplifier vacuum tube configuration: first stage 6C6 x 2, output stage 300B with adjustable ham balance only wiring method: all manual wiring bonnet: none Rated output: 8W+8W/8Ω, THD 10% frequency characteristics: 25Hz to 40kHz (1W, -3dB) gain: 25dB power consumption: rated 90W output impedance: 4,8,16Ω (select any system during production) ) Size (including vacuum tube and protrusions) W330 x D280 x H210 mm, weight approx. 12.5 kg

SV-91BJapan

This item has been sold.You can't purchase now. 24-42541-07911-00
SV-91B
Manufacture:SUNVALLEY
Original price: JPY 482,000
Price: JPY 216,364 Sold Out
Japan
Arrival: 2024-04-18 20:16:05
description
The first stage is all 4 PASVANE WE310A! This is Sun Valley's Western 91 300B single amp. Anyway, it's an amplifier that clearly expresses even the afterglow, and it has enough power. Although it has an output of 8W+8W, this model is extremely practical and of high quality. It is a power amplifier with a balanced, glossy tone with no excesses or deficiencies from low to high frequencies. There is a scratch on the back of the exterior. Serial 63113 (Yonejima Satoshi) Maintenance information: 2021.6.13 manufacturer maintained (all metal fittings on the 310A socket have been increased and tightened, looseness of vacuum tube pins and socket fittings fixed) 2020.8.7 manufacturer maintained (as preventive maintenance, hot bond treatment to prevent disconnection is performed on the 310 grid cap solder part, and residual noise, gain, frequency characteristics, and voltage of each part are measured to confirm that there are no abnormalities) Accessories: power cable Main specifications: output 8W+8W vacuum tube 300B ✕ 2 (Elehamo) 310A x 4 (PSVANE) 5R4GY ✕ 1 (RCA) W400 x H210 x D300 mm weight 23 kg

SV-8800SEJapan

Ask 24-42642-08766-00
SV-8800SE
Manufacture:SUNVALLEY
Original price: JPY 383,800
Price: JPY 189,091
Japan
Arrival: 2024-04-24 20:06:26
description
The price has been drastically reduced. 2024/4/24 sales price 228,000 yen 2023/10 manufacturer maintenance completed! The flagship stereo power amplifier model with a KT120 push-pull configuration by Sun Valley. An output transformer with a bifiler-wound custom-made by Hashimoto Electric is used. It achieves both a wide range of sound that is pleasant to listen to. This is a powerful power amplifier that can make even vintage speakers sound with modern speakers. The exterior is dull. Serial 52JTN2442367 (Kobayashi Hitoshi) Maintenance information: 2023.10.20 manufacturer maintenance (PT replacement with a brand new product, carrying out energization after returning the remodeled point to a normal state, measurement of voltage of each part and measurement of various characteristics, music playback test) Accessories: power cord Main specifications: used vacuum tube KT120 push-pull 55W+55W KT120 x 4 (TUNG-SOL), 12BH7A x 4 (ELECTRO HARMONICS), CV4003 x 2 W400 x H380 x D220 mm 32 kg

SV6550C

Ask 23-41055-24506-00
SV6550C
Manufacture:SVETLANA
Price: JPY 6,364
Shop: Osu shop
Arrival: 2023-12-01 19:42:49
description
※Set of 2 (not treated as a pair since the internal shape is different between the tubes) KT88 compatible balls, Russian metal brown, base code: 0210/0601 measured value 56/50 (rejection theory 44) with original box ※ measured values indicate GM values measured with the TV-7 testing machine (Kojima Yosuke) Accessories: original box

STEREO70U.S.A

Ask 24-42159-04894-00
STEREO70
Manufacture:DYNAKIT
Original price: JPY 69,800
Price: JPY 90,727
U.S.A 1958 made
Shop: Osu shop
Arrival: 2024-04-11 20:16:10
description
The price has been drastically reduced. 2024/4/11 sales price 118,000 yen ※It's cheap because it doesn't have a hood. Maintained! Vacuum tube stereo power amplifier. The bright and fresh sound typical of DYNACO is attractive. This is an amplifier I want to play in combination with JBL, Altec, etc. The grill is missing, and there is a feeling of use due to aging (Daiki Goto) Maintenance Information: 2024.4.11 Maintained (· Block Capacitor 30/20/20 μF Defect Replacement · Stereo/Mono Switch Defect Replacement · Shock Noise Improvement Measures → Spark Killer Addition · Vacuum Tube 7199 Noise Exchange · Mylar Capacitor 390pF Deterioration Replacement 2 · Resistors 1/2 W Deterioration Replacement · BIAS Readjustment · Vacuum Tube Socket and RCA Jack Caulking Repair. *Other operation checks have been performed (measured at 32 to 41 W SP: 8 Ω at rated output AC 100 to 117 V) Accessories: instruction manual Main specifications: rated output 35W+35W vacuum tube EL34 x 4 7199 x 2 GZ-34 x 1 W330 x H165 x D240 mm 12.5 kg

SQ38FDJapan

Ask 24-42022-03744-00
SQ38FD
Manufacture:LUXMAN
Original price: JPY 168,000
Price: JPY 216,364
Japan 1974 made
Arrival: 2024-02-20 19:41:01
description
Internal maintenance etc. were overhauled in 2022/6! The appeal of 38 is that it has a sharp, thick tone that cannot be heard with current audio, and is surprisingly powerful. The thick mid range and soft, rounded high range are excellent compatibility with TANNOY speakers. There are some bumps and dents on the exterior. Serial 169796 (Yonejima Satoshi) Maintenance information: 2022.6.1 Maintained (block capacitors and some electrolytic capacitors and film capacitors have been replaced. Also, some oil capacitors and vacuum tube sockets were replaced. Each part input/output inspection, rated output test (30W+30W when connected to a 1kHz 8Ω load), sound output check performed) 2016.12.6 maintained (back VR, volume VR, RCA terminal, SP terminal, coupling capacitor, SPSW, headphone jack, 9P socket, bypass cone, DCBAL, BIAS semi-VR deterioration replacement, adjustment, SW-class O.H, characteristic check OK) Accessories: Power cable, copy of instruction manual Main specifications: 30W+30W (4, 8, 16 ohms) line input 4 systems phono 2 systems (mm) W476 x H190 x D335 mm 18 kg
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