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Manufacture | Model/Title | Price | Arrival date

U-BROS-15Japan

Ask 21-32839-18738-00
U-BROS-15
Manufacture:UESUGI
Original price: JPY 1,400,000
Price: JPY 543,636(pair)
Japan 1991 made
Arrival: 2021-09-24 20:00:26
description
20th Anniversary Model The world's first dual-output transformer power stage system is a tubular monaural power amplifier that achieves high sound quality and a large output of 120W. It is a pleasant and obedient sound that feels warmth in the strength of UESUGI. Serial 031 032 (Itsuro Mizushima) Maintenance information: 2021.9.24 operation confirmed 2013.2.19 Manufacturer maintained Accessories: copy of instruction manual, spare FUSE Main specifications: EL34 para-push used pipe EL34 × 4 pieces ECC82 × 1 ECC 83 × 1 output 120W Impedance 2/4/8 switching power consumption 280 W Dimensions W365 × H232 × D310mm 30kg/unit

A3500Japan

21-32645-17556-00
A3500
Manufacture:LUXKIT
Original price: JPY 105,300
Price: JPY 143,636
Japan 1972 made
Arrival: 2021-09-18 20:10:11
description
Maintained! Refreshed tube power amplifier A3500. The warm and fresh tone filled with the charm of the vacuum tube type is still attractive enough today. It delights the music with a rich, thick tone that contrasts with the click tones of modern tube amplifiers. There is a small scratch on the bonnet, a thin rust part. Serial 730465 (Satoshi Yonejima) Maintenance information: 2021.9.18 Maintained (input VR, SP terminal replacement. The external power supply output terminal (US8 pin) is currently used for preamplifiers such as A3300. Replaced other AC cord fuses, power switch resistance, etc. due to deterioration. Vacuum tube pin cleaning, bias check, output voice check, interior and exterior cleaning. * Currently, the output tube 6CA7 is UL connected. The output was about 40W) 2017.11.20 manufacturer maintained (6CA7 replacement. 6AQ8 replacement Faulty capacitor replacement. Comprehensive adjustment. (Operation, characteristic test OK) Accessories: instruction manual Main specifications: 40W+40W (8Ω) vacuum tube 6CA7 × 4/6AQ8 × 3 W465 × H168 × D206mm 16kg

A-08SJapan

21-30672-03773-00
A-08S
Manufacture:山本音響工芸
Original price: JPY 248,000
Price: JPY 209,091
Japan
Arrival: 2021-09-23 20:11:47
description
Maintained! The A-08S has a small output, but its quality is not inferior to that of the finest 300B amplifiers. This amplifier is designed to be paired with high-efficiency speakers to achieve the best sound quality. The appearance has a feeling of use such as small scratches, dullness, etc. Serial 080301 (Asaine Tomo) Maintenance information: 2021.9.23 Maintained (one output tube heater disconnection vacuum tube replacement input/output waveform confirmation load test (1kHz sine wave 8Ω load: 2W+2W) sound output test) Accessories: Power cord Main specifications: Specifications Vacuum tube Rectifier tube TUNG-SOL 80 Output tube SILERTONE 45 Frequency characteristics 18-30kHz (at 1W output) Input impedance 200kΩ Size 400 (W ) 294 (D) 204 (H) mm Weight 14.3 kg

U-BROS-11Japan

This item has been sold.You can't purchase now. 21-32543-16926-00
U-BROS-11
Manufacture:UESUGI
Original price: JPY 798,000
Price: JPY 274,545(pair)Sold Out
Japan 1992 made
Shop: Osu shop
Arrival: 2021-09-11 18:56:55
description
We have reduced the disposal price! (not eligible for member discounts) 2021/9/11 selling price 398,000 yen A parallel push-pull mono power amplifier using EL34. The cleanliness of the arrangement line is truly a wasugi. The S/N is high, and you can enjoy a delicate and transparent tone. Appearance is rust floating on the transformer. Serial 281/282 (Kimiya Miura) Maintenance information: 2021.9.11 operation confirmed (replacement of each coupling capacitor. RCA Jack, Resistance Degradation Replacement Replace each sticking screw Vacuum tube pin cleaning Input VR check. Bias and output audio 40W check. (Interior and exterior cleaning) Accessories: No accessories Main specifications: Parallel push-pull operation Rated output 40W (continuous output) Output impedance 4Ω, 8Ω, 16Ω playback frequency band 20Hz to 20kHz W435×H232× D175mm 22kg

WE300B SingleJapan

This item has been sold.You can't purchase now. 21-32375-18348-00
WE300B Single
Manufacture:Shindo Laboratory
Original price: JPY 1,390,000
Price: JPY 1,436,364(pair)Sold Out
Japan
Arrival: 2021-09-13 20:06:00
description
The disposal price was reduced. Member discounts are not applicable. 2021/9/13 sales price 2,500,000 yen maintained! It is arrival of mono power using WE300B of SHINDO LAB, which is highly rated worldwide. Equipped with WE300B, Shindo Laboratry boasts worldwide popularity with good tone and smooth texture. Its tone is different from the old vintage vacuum tube naming machine, and it has a unique and fascinating sound. Appearance has small scratches and dullness (Atsushi Takasaki) Maintenance information: 2021.8.13 Maintained (inspection by ripple voltage, current. 5.7W (8Ω) is clear for both the maximum distortion-free output LR as the operating state of the output tube. The plate current value is also aligned with 69mA. The circuit was strengthened by adding a deckpling capacitor using the electrolytic capacitor of the power supply. (Replace coupling condenser) Accessories: instruction manual Main specifications: Tube mono power amplifier 300B (Western Electric) × 2 349A (WE) × 2 310A (WE) 5R4GY (RCA) Frequency characteristics 20-30,000 Hz Output 8W Balance Input No.2 Hot Size W390×H230×D260mm Weight 15kg/Unit

SapphireU.S.A

This item has been sold.You can't purchase now. 21-32701-17936-00
Sapphire
Manufacture:HOVLAND
Original price: JPY 1,550,000
Price: JPY 257,273 Sold Out
U.S.A 2002 made
Shop: Osu shop
Arrival: 2021-09-08 20:12:23
description
We have reduced the disposal price! (Member discount is not applicable) 2021/9/8 Selling price 498,000 yen per item, we adopt a custom-made ultra-high precision output transformer wound up by handicraft, A hybrid circuit that arranges transistors and tubes in the right places allows you to listen to vivid and powerful sounds. The appearance has scratches and scratches. Genuine Akka Serial 01121406 (Kimiya Miura) Maintenance information: 2021.9.8 operation confirmed Accessories: power cable Main specifications: Output 40W (stereo) 80W (mono) Input: RCA1 system use vacuum tube: 12AU7 ✕ 2, EL34 × 4 W470 ✕ H206 ✕ D445mm Weight 37 kg

SV-501SEJapan

This item has been sold.You can't purchase now. 21-32749-18248-00
SV-501SE
Manufacture:SUNVALLEY
Original price: JPY 110,000
Price: JPY 96,364 Sold Out
Japan
Arrival: 2021-09-19 19:21:02
description
We have drastically reduced the price! 2021/9/19 Selling price 118,000 yen Sunvalley made 300B single power amplifier. Sound that feels the thickness of 300B while small output 8W+8W. It has a horned sound quality peculiar to vacuum tube amplifiers, but since it is a moderately wide range, it sounds firmly even when listening to genres such as rock. The appearance has scratches and dullness. (Satoshi Yonejima) Maintenance information: 2021.9.19 operation confirmed Accessories: power cord, assembly manual Main specifications: Use vacuum tube 6BM8 × 2/300B × 2 Frequency characteristics 8Hz to 30kHz Double winding choke driver Left and right separate power supply delay circuit Built-in constant voltage DC ignition output 8W+8W size W180× D430 × H220mm 11.5kg

SapphireU.S.A

This item has been sold.You can't purchase now. 21-32701-17937-00
Sapphire
Manufacture:HOVLAND
Original price: JPY 1,550,000
Price: JPY 257,273 Sold Out
U.S.A 2002 made
Shop: Osu shop
Arrival: 2021-09-08 20:12:24
description
We have reduced the disposal price! (Member discount is not applicable) 2021/9/8 Selling price 498,000 yen per item, we adopt a custom-made ultra-high precision output transformer wound up by handicraft, A hybrid circuit that arranges transistors and tubes in the right places allows you to listen to vivid and powerful sounds. The appearance has threads and dirt scratches. Genuine Akka Serial 1129 (Kimiya Miura) Maintenance information: 2021.9.8 operation confirmed Accessories: power cable Main specifications: Output 40W (stereo) 80W (mono) Input: RCA1 system use vacuum tube: 12AU7 ✕ 2, EL34 × 4 W470 ✕ H206 ✕ D445mm Weight 37 kg

300Bシングル

This item has been sold.You can't purchase now. 21-32751-18257-00
300Bシングル
Manufacture:自作
Price: JPY 72,545 Sold Out
Arrival: 2021-09-20 19:54:54
description
* There is no problem with the operation, but it will be handed as it is because it is self-made. A single amplifier using 300B. The details are unknown, but it has a sound quality with a delicate and transparent 300B characteristic. The appearance is dull and small scratches are scattered. (Satoshi Yonejima) Maintenance information: 2021.9.20 operation confirmed Accessories: Power cord Main specifications: Vacuum tube used: Elejammo (300B × 1 · 300BEH × 1) RAYTHEON (VT-48 × 2) SOVTEK (5AR4 × 1) W320 ✕ H215 × D265mm Weight 11.7 kg

EL34PP

Ask 21-32751-18256-00
EL34PP
Manufacture:自作
Price: JPY 72,545
Arrival: 2021-09-19 19:22:51
description
* There is no problem with the operation, but it will be handed over as it is because of my own work. The details are unknown, but there is a gloss like EL34, and it is one that you can feel freshness. Power Transformer (LUX/9F380) Choker Transformer (LUX/4705) The vacuum tube is Elehammo (EL34×4) MATSUSHITA (6BM8×2). The appearance has small scratches and dullness. Also, there is no bottom plate. (Eiji Tamura) Maintenance information: 2021.9.19 operation confirmed Accessories: power cable Main specifications: W415 × H180 × D320mm Weight 13.7 kg  

自作パワーアンプ(KT88pp)

Ask 20-29502-39680-00
自作パワーアンプ(KT88pp)
Manufacture:自作
Price: JPY 45,455
Shop: Osu shop
Arrival: 2020-11-15 20:16:28

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
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