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Manufacture | Model/Title | Price | Arrival date

1570BU.S.A

Ask 24-42431-06884-00
1570B
Manufacture:ALTEC
Price: JPY 543,636(pair)
U.S.A
Shop: Osu shop
Arrival: 2024-04-26 19:50:24
description
The interior has been completely overhauled! This is an 811A push-pull tube power amplifier. You can enjoy an overhanging vacuum tube sound with luxurious mono specifications where the woofer is properly braked. The thick, cored sound in the low range makes you feel the momentum and strength unrivaled for a vacuum tube. The entire exterior has scratches and dullness over time (Sasaki Shota) Maintenance information: 2024.4.26 Maintained (vacuum tube 5R4GY strain and deterioration replacement. 1W resistor distortion and deterioration replacement. 25W resistance deterioration and pair replacement. Vacuum tube 6W6 deterioration replacement/vacuum tube 6SN7 defective replacement. Block capacitors 40 μF x 2 made in Japan → replaced with CE ones. 1 x 2 Vacuum Tube Socket and RCA Jack Caulking Repair Rated output: 85 to 120 W with AC 100 to 117 V, measured at SP: 8 ohms) Accessories: none Main specifications: vacuum tube 811A x 4, 5R4GY x 8, 6W6GTB x 4, 6SN7GTB x 2, 12AX7 x 2, 165W+165W W482 x H272 x D310 mm

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

MC2102U.S.A

Ask 24-42657-08888-00
MC2102
Manufacture:McIntosh
Original price: JPY 900,000
Price: JPY 602,727
U.S.A 2001 made
Shop: Osu shop
Arrival: 2024-04-25 20:11:51
description
The price has been reduced. 2024/4/25 sales price 698,000 yen Manufacturer maintenance including all output tube replacements in 2020! McKinn's tube power amplifier. While it has a smooth and glossy tone, the delicate tone with an extremely high sense of SNR is truly a modern vacuum tube amplifier. The modern McKinn sound, which has no conventional noise and is highly transparent yet thick and glossy, is attractive. The meter is cloudy and burnt (Oikawa Tetsuji) Maintenance information: 2020.4.14 Electric maintenance completed (vacuum tube pre-replacement, front lamp replacement, on main PCB, various resistors, diode replacement, capacitor replacement, bias adjustment, operation inspection) Accessories: instruction manual, power cable, original box Main specifications: KT88 parallel push stereo 100W mono 200W with balanced input W445 x H257 x D432 mm weight 40 kg

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 

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

ATM-2Japan

This item has been sold.You can't purchase now. 24-42575-08276-00
ATM-2
Manufacture:AIR TIGHT
Original price: JPY 861,000
Price: JPY 407,273 Sold Out
Japan 1988 made
Shop: Osu shop
Arrival: 2024-04-22 19:56:55
description
Air-tight KT88 push-pull The modern sound, which combines the soft texture unique to vacuum tubes and the high resolution, is attractive. There are 2 inputs at the front and rear, and the front input can be directly connected to the first stage tube without going through a shielded wire. The front panel is equipped with a meter that can check the optimal operating point of the output tube. There are many scratches on the bottom plate, and there are paint chips, threads, and bumps on the transformer (Oikawa Tetsuji) Maintenance information: 2024.4.22 operation confirmed Main specifications: used vacuum tube KT88 x 4, ECC83 x 2, 5814A x 2, 12BH7A x 2, 12BH7A x 2, 80W+80W 8Ω, W415 x H223 x D380 mm, 32 kg 

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
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