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
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
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
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
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
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
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
6550 push pull made by Sun Valley 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
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
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
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
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
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
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
The price has been drastically reduced. 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
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
※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
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
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
Single sale rectifier tube GZ37 equivalent tube heat pipe made in England measured value 64 (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
Single sale rectifier tube GZ37 equivalent tube heat pipe made in England measured value 64 (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
Pair tube, 5 pole tube, smoke mesh plate, made in England, measured value 34/34 (rejected value 25) with white box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube, 5 pole tube, smoke mesh plate, made in England, measured value 36/36 (rejected value 25) with white box, so it's inexpensive because it makes a rattling noise in 1 tube ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube, 5 pole tube, smoke mesh plate, made in England, measured value 40/40 (rejected value 25) with white box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
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
It hasn't been in stock in a long time! Accuphase Premium Cartridges Using a sapphire tube cantilever, the sound is straightforward with no specific sound, almost no distortion, and a perfect sense of range. Now it's a manufacturer that pushes ahead with the cutting edge of digital audio, but it's a cartridge where you can once again feel the high level of analog audio technology (Yamato Yuki)
Maintenance information: 2024.5.31 operation confirmed
Accessories: The original box needle cover is missing
Main specifications: MC type output voltage 0.18 mV needle pressure 1.5 to 2.5 g optimal 2 g impedance 4 ohms line contact needle
Pair tube direct heat triode tube, white base, made in Russia, measured value 84/76, rejected value 58) with replacement box ※Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: replacement box
※Only 1 bottle Sun Valley Sorting Ball Direct Heat Triode, Brown Base, Gold Foot, Made in China, Measured Value 66 (Rejected Value 58) with white box*Measured values are GM values measured with the TV-7 testing machine (Kojima Yosuke)
Accessories: white box
Sold 1 bottle EF86/6267 compatible ball, military high reliability tube mesh measurement value 46 (rejected value 33), seems to be made by GEC due to the structure. Comes with a white box ※The measured values indicate GM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Maintained! A power amplifier with a separate name for the main part of the SQ38F series. The natural, smooth sound quality with a high sense of transparency is attractive. You can relax and enjoy classical music and vocals in a natural way. The deep sound quality that cannot be expressed with the latest vacuum tube amplifiers is exceptional. There is a slight feeling of use (Murakoshi Yoichi)
Maintenance information: 2024.5.29 maintenance (vacuum tube sockets, block capacitors, electrolytic capacitors, oil capacitors, SP and RCA terminals, semi-fixed VR, fuse holder replacement. SW/VOL disassembly contacts are re-polished, and grease is applied to prevent oxidation and sulfidation. Input/output waveform confirmation, load test (8Ω load 1kHz 30W/30W), input/output waveform confirmation, sound output check performed.)
Accessories: instruction manual (copy)
Main specifications: output 30W+30W dimensions W410 x H160 x D205 mm weight 13.8 kg
The disposal price has been reduced. Member discounts are not applicable. 2024/5/31 sales price 138,000 yen Manufacturer maintained! Long-established Luxman compact vacuum tube type premain. The neat design and simple operability make you feel like it's a new era, but it has a sturdy finish that is warm and new, such as adopting a traditional OY type transformer. The sharp vacuum tube sound is attractive. There are line marks on the exterior and top surface, and dullness all over (Murakoshi Yoichi)
Maintenance information: 2024.5.29 manufacturer maintenance (BASS, TREBLE volume replacement. Input selector switch contact cleaning, inspection of each part, general adjustment)
Accessories: remote control, power cable, original box
Main specifications: rated output 12W+12W (6Ω), 10W+10W (8Ω/4Ω) vacuum tube ECC83 x 1, ECC82 x 2, EL84 x 4, 3 input lines, Phono (MM compatible) 1 system frequency characteristics 20 Hz to 50 kHz W297 x H162 x D258 mm 11.5 kg
The price has been drastically reduced. 2024/5/30 sales price 128,000 yen Maintained! This is a Dynaco tubular control amplifier. It is an amplifier where you can enjoy the warm and comfortable sound unique to vintage. While the microwave feel is moderate, the nostalgic sound with an emphasis on atmosphere has a unique, hard-to-get flavor. There is a feeling of use such as rust stains on the top and sides, and rust etc. on the knobs (Murakoshi Yoichi)
Maintenance information: 2024.5.29 maintenance (12AX7, 2000 μF electrolytic capacitor, 1 μF replacement, 1/4 W resistance added as a measure to improve switching noise, vacuum tube socket and RCA jack caulking repair, parts check including block capacitors, and operation check with AC 100 to 117 V)
Accessories: none
Main specifications: vacuum tube 12 AX7 x 4, 12 x 4 line input 5 systems phono 1 system (mm), 1 pre-out system, W385 x H134 x D230 mm 7 kg
Maintained! Although it is a transistor amplifier, it has a warm sound like a vacuum tube with a faint scent. While it is glossy, it is also strong, so you can use it with any speaker. Exterior, dullness, scuff marks, rust, corrosion, etc. can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.5.25 Maintained (main amplifier circuit fault repair fuse replacement. Switch and volume affinity correction)
Accessories: none
Main specifications: 80W+80W (8Ω) W466 x H181 x D378 mm 15 kg
Pair tube double triode tube, made in America, JAN measurement value 80/76 (rejected value 32) *Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube double triode tube, made in America, JAN measurement value 74/72 (rejected value 32) *Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube direct heat triode tube American-made smoke measurement value 68/68 (rejection value 38) with white box (lid claws are missing) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube direct heat triode tube American-made smoke measurement value 72/70 (rejection value 38) with white box (lid claws are missing) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
1 bottle sold in England Xf1 6CA7 compatible ball tea base double ring getter date code: Xf1 B1I4 measured value 46 (rejected value 30) with white box (written on the box), there is getter burn, and it has decreased slightly (Kojima Yosuke)
Accessories: white box
Pair tube direct heat triode tube made in Russia measured value 72/70 (rejected value 38) with original box (inner cushioning material has deteriorated) *Pairs are determined based on gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
The price has been reduced! 2024/5/19 sales price 498,000 yen Maintenance has been completed, such as capacitor replacement/replacement of deteriorated parts! It is a famous machine with a velvet transformer, and you can enjoy rich sound with stable operation. The fresh, glossy tone in the mid to high range has a different appeal from the MC275. The exterior has a feeling of use over time, such as dullness and small scratches (Hiroki Aso)
Maintenance information: 2024.5.19 Maintained (volume curing improvement treatment for TWIN, 2W oil capacitor replaced with 0.01μF, 3W oil capacitor replaced with 0.5 μF, missing thermistor, replacement, 250μF, domestic CE replacement, block capacitor 100/30 μF defective replacement, oil capacitor 0.22 μF defective replacement electrolytic capacitor 20μF, etc. Deterioration replacement resistor 2W deterioration replacement Vacuum tube socket and RCA jack caulking repairs ※ Other operation checks have been performed (measured at 41 to 58 W with rated output AC 100 to 117 V, SP: 8 Ω) ※ The power transformer groans a little, but there is no problem with performance)
Accessories: A copy of the English instruction manual
Main specifications: 40W+40W 6L6GCPP vacuum tube 6L6GC × 4 12AX7 × 3 12AU7x2 12BH7 × 2 frequency characteristics 16 to 40,000 Hz dimensions W400 × D265 × H195 mm weight 25 kg
Fully maintained! The main part of the SQ38F is an independent power amplifier, the famous MQ60. The natural, smooth sound quality with a high sense of transparency is attractive. You can relax and enjoy classical music and vocals in a natural way. The deep sound quality that cannot be expressed with the latest vacuum tube amplifiers is exceptional. The exterior has dullness, small scratches, and paint peeling. Serial 473753 (Hiroki Aso)
Maintenance information: 2024.5.19 maintained (vacuum tube socket block capacitor electrolytic capacitor oil capacitor SP and RCA terminal semi-fixed VR fuse holder replacement load test (8Ω load 1kHz 30W/30W) input/output waveform confirmation sound output check performed impedance switching SW gain VOL disassembly contact refinement oxidation and sulfidation prevention grease coating input/output waveform confirmation load test (1 kHz) (Sine wave at 8Ω load: 30W+30W) sound output test)
Accessories: copy of instruction manual
Main specifications: output 30W+30W dimensions W410 x H160 x D205 mm weight 13.8 kg
Sold 1 bottle, 6SL7 high-reliability tube, made in America, red brown base, black plate, measured value 58 (rejected value 32) with original box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube, ambient heat beam tube, 5881 equivalent tube, made in America, JAN brown base measurement value 42/42 (rejected value 25) with white box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Sold 1 bottle EL34 compatible ball, made in Japan, black plate, measured value 52 (rejected value 30) with original box, there is a slight getter burn ※ pairs are judged based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
The A3500 vacuum tube power amplifier has been refreshed by thorough maintenance down to the smallest details, such as volume disassembly and polishing. The warm, fresh tone, filled with the appeal of a vacuum tube type, is still appealing enough today. You can enjoy music with a rich, thick tone that contrasts with the clicking tones of recent vacuum tube amplifiers. As for the exterior, paint deterioration and peeling can be seen on the transformer on one side, and there is a feeling of use such as dullness, small scratches, etc., and there is a dent in the hood. ※3-pole tube connection specification. 20W+20W (actual measurement) is output as specified by the manufacturer (Takasaki Atsushi)
Maintenance information: 2023.2.3 maintained (main tube (6CA7) replacement vacuum tube socket, block capacitor, electrolytic capacitor, oil capacitor, SP and RCA terminals, complete disassembly of semi-fixed VR replacement power input gain volume, contact polishing, anti-oxidation/sulfation grease coating load test (8Ω load 1kHz 20W+20W) input/output waveform confirmation sound output check performed)
Accessories: copy of the manual
Main specifications: 20W+20W (8Ω) vacuum tube 6CA7×4/6AQ8×3 W465×H168×D206mm 16kg
Both the interior and exterior have been fully restored and refreshed! This is the second generation of Tannoy's famous machine ARDEN. The warm and soft tone is attractive. It plays all kinds of music lusciously and gently. In particular, it works great with vacuum tube amplifiers, and the sense of orchestra scale and smooth playback of stringed instruments are satisfying enough to listen to. It is beautiful due to exterior repairs (Sasaki Shota)
Maintenance information: 2024.5.10 Maintained (exterior repair/polishing/oil finish. Front and rear baffles/hakama repair/painting. Saran net replacement/frame repair/reinforcement. Unit maintenance: low range/edge exchange, magnetic circuit gap cleaning/center adjustment, high pass/magnetic circuit rust removal/gap cleaning/center adjustment. Network maintenance: frequency characteristic check, ATT cleaning, faston terminal replacement, terminal cleaning)
Accessories: none
Main specifications: 2 way, 1 speaker, bass reflex system, floor type specification unit 3828, crossover frequency, 1 kHz, output sound pressure level, 91.5 dB, 8 ohms, dimensions W660 x H990 x D370 mm, weight 43 kg/book