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Manufacture | Model/Title | Price | Arrival date

2A3シングルアンプJapan

Ask 24-43486-16235-00
2A3シングルアンプ
Manufacture:自作
Price: JPY 152,727
Japan
Shop: Osu shop
Arrival: 2024-07-25 20:19:02

MQ-360Japan

Ask 20-28836-34030-00
MQ-360
Manufacture:LUXMAN
Original price: JPY 350,000
Price: JPY 180,000
Japan 1985 made
Arrival: 2024-07-26 20:02:52
description
Maintenance has been completed, including 4 output tube replacements! Class A vacuum tube power amplifier using 6550A. Among lax, which has a reputation for its smoothness, the rich flavor is particularly attractive. It is a model where you can enjoy delicate tones and well-balanced mid and low frequencies. The exterior is dull, has small scratches, and a feeling of use. Serial 51210003 (Murakoshi Yoichi) Maintenance information: 2024.7.24 maintenance (6550A x 4 vacuum tubes replaced, BIAS adjustment, operation checked with AC100V) 2015.1.29 maintenance (output tube, 12AU7 replacement, BIAS adjustment, semi-VR replacement, adjustment, characteristic check) Accessories: none Main specifications: effective output 40W+40W (8Ω) 6550A push-pull self-biased vacuum tube 6550A x 4/6CG7 x 2/12 AU7A x 2 W434 x H176 x D252 mm 19 kg

TVA-1UK

Ask 24-43551-16797-00
TVA-1
Manufacture:Michaelson&Austin
Original price: JPY 598,000
Price: JPY 207,273
UK 1979 made
Arrival: 2024-07-23 19:47:11
description
The price has been drastically reduced. 2024/7/23 sales price 248,000 yen 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 to the model year. (FUJISAWA KOSHI) Maintenance information: 2018.3.31 Maintained (capacitor replacement, increased looseness and tightening of speaker terminals, installation correction. Vacuum tube socket replacement. Adjust the bias current for each output tube. Correction of power supply and block capacitor connections. Input RCA pin terminal replacement) Accessories: No accessories Main specifications: 70W+70W W457 x H191 x D279 mm 38.1 kg

Model 8BKU.S.A

Ask 24-43500-16328-00
Model 8BK
Manufacture:marantz
Original price: JPY 165,000
Price: JPY 270,909
U.S.A
Arrival: 2024-07-15 20:21:35
description
The price has been drastically reduced! 2024/7/15 sales price 348,000 yen Maintained! Kit model of Old Marantz's greatest masterpiece power amplifier 8B. The exquisite bandwidth balance and good output set it apart from common old amplifiers. The information necessary for the music is perfectly incorporated into the narrow range, and the high level of freshness is also exceptional. The exterior has rust on the hood and scratches on the body. Serial F030278 (Satoshi Yonejima) Maintenance information: 2023.7.21 Maintained (4 vacuum tubes EL34 deterioration replaced. SP terminal screw replacement. BIAS meter knobs are missing and added. Fuse holder replacement. 3 BIAS volume replacements Replace 2 40/40/20 μF block capacitors and other defects. Electrolytic capacitor 20 μF x 2 deterioration replacement. Vacuum tube socket and RCA jack caulk repair. Operation has also been checked with AC 100V (measured with rated output 41W SP: 8Ω) Accessories: No accessories Main specifications: 35W+35W 20Hz-40kHz W348 × H191 × D273 mm 22.5 kg

STEREO70U.S.A

Ask 24-42159-04894-00
STEREO70
Manufacture:DYNAKIT
Original price: JPY 69,800
Price: JPY 77,091
U.S.A 1958 made
Shop: Osu shop
Arrival: 2024-04-11 20:16:10
description
The disposal price has been reduced. Member prices are not applicable. 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

300Bp.p.Japan

This item has been sold.You can't purchase now. 24-43323-14703-00
300Bp.p.
Manufacture:AUDIO MAESTRO
Price: JPY 452,727(pair)Sold Out
Japan
Arrival: 2024-07-21 19:48:35
description
Maintained! 300B push-pull mono amplifier by audio maestro Koreeda Shigeharu. The output transformer uses LUX OY-36. The rich and vivid sound with artistic hand wiring is attractive. Balanced input is also supported (Murakoshi Yoichi) Maintenance information: 2024.7.19 maintenance (replacement due to liquid leakage in the condenser, switch replacement, input, SW cleaning, screw loosening, tightening, bias check adjustment) Main specifications: output approx. 20W (8Ω) using vacuum tubes 300B (EH), WE420A (WE), 12BH7A (Panasonic)

AS-6M KT88

Ask 24-43124-12744-00
AS-6M KT88
Manufacture:AUDIO SPACE
Original price: JPY 98,000
Price: JPY 28,909
2005 made
Arrival: 2024-07-06 20:08:46
description
The disposal price has been reduced! (Member prices do not apply) 2024/7/6 sales price 39,800 yen for 1 unit only. Mono power amplifier equipped with KT88. This amplifier is recommended for those who want to relax and enjoy music, with a powerful, delicate, and clear sound that plays well even in the low frequencies. The exterior has bumps, paint peeling, and scratches. Serial 0504082R (Fujisawa Yukishi) Maintenance information: 2024.7.6 operation confirmed Accessories: bonnet Main specifications: 50W (UL) 25W (TRIODE) 4.8Ω W180 × H190 × D470 mm weight 14.5 kg (actual measurement)

KMQ60Japan

Ask 23-39866-15012-00
KMQ60
Manufacture:LUXKIT
Original price: JPY 62,000
Price: JPY 143,636
Japan 1969 made
Arrival: 2024-07-11 20:02:04
description
Maintenance was carried out with attention to detail, such as replacing capacitors and replacing SP terminals! 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 has rust, oxidation, and scratches. Serial 574788 (Tamura Eiji) Maintenance information: 2024.7.11 Maintained (vacuum tube sockets, block capacitors, electrolytic capacitors, oil capacitors, SP and RCA terminals, semi-fixed VR, fuse holder replacement. Check input/output waveforms and perform sound output checks. Impedance switching SW, gain VOL complete disassembly, contact refinement, and application of grease to prevent oxidation and sulfidation. Input/output waveform confirmation, load test (1 kHz sine wave, at 8 ohm load: 27W+27W, actual measurement), sound output test) Accessories: No accessories Main specifications: 30W+30W 50CA10 push pull W410 x H160 x D205 mm 13.8 kg

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

MQ60Japan

Ask 13-74216-86053-00
MQ60
Manufacture:LUXMAN
Original price: JPY 79,000
Price: JPY 152,727
Japan 1969 made
Arrival: 2024-05-31 19:36:51
description
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

MQ60Japan

Ask 13-78888-12767-00
MQ60
Manufacture:LUXMAN
Original price: JPY 79,000
Price: JPY 152,727
Japan 1969 made
Arrival: 2024-05-19 19:59:31
description
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

A3500Japan

Ask 24-89024-10449-00
A3500
Manufacture:LUXKIT
Original price: JPY 79,800
Price: JPY 143,636
Japan 1972 made
Arrival: 2024-05-12 19:44:30
description
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

A2500Japan

Ask 19-22362-31051-00
A2500
Manufacture:LUXKIT
Original price: JPY 42,100
Price: JPY 152,727
Japan 1972 made
Arrival: 2019-06-15 20:13:43
description
The A2500 is a tube type power amplifier kit that has been replaced with speaker terminals that are easy to use even for beginners. 6AQ8 for the first stage and 12AU7 for the phase reversal stage both use triodes. Since triodes are used across all stages, the sound is taut and bright, with excellent nude characteristics. The exterior has dullness over time, rust, and small scratches. Serial 560561 (Miura Kimiya) Maintenance information: 2018.4.28 Maintained (printed circuit board resistor replaced. (Adjustment characteristics check OK) 2014.11.21 maintenance completed (input VR, vacuum tube socket, coupling capacitor, SP terminal, BIAS DC BAL, semi-VR, each deterioration exchange, adjustment, characteristic check OK) Accessories: instruction manual Main specifications: 6 RA8 push-pull 6 RA8 x 4/12 AU7 x 2/6AQ8 10W+10W W410 x H145 (with hood) x D190 mm 9.6 kg
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