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Manufacture | Model/Title | Price | Arrival date

TR-PS2/2.0mJapan

Ask 25-47871-21109-00
TR-PS2/2.0m
Manufacture:TRIODE
Original price: JPY 20,000
Price: JPY 7,273
Japan
Arrival: 2025-10-25 19:59:23
description
Dip formed oxygen-free copper (DF-OFC), which is a high-quality and excellent material, is used as the material for 2.0m PSE standard copper wire. Furthermore, by applying HSE processing, it is a power cable that achieves a natural, uncharacteristic, transparent, and instantaneous sound. (TAMURA Eiji) Maintenance information: 2025.10.25 continuity confirmed Accessories: none

KT-9700Japan

Ask 25-47828-20817-00
KT-9700
Manufacture:TRIO
Original price: JPY 150,000
Price: JPY 58,909
Japan 1976 made
Arrival: 2025-10-19 19:50:54
description
The price has been reduced! 2025/10/19 sales price 69,800 yen A masterpiece tuner equipped with an 8-stage varicon. It was introduced to the world as the first pulse-counting unit developed by Trio ahead of the rest of the world, and it is a model with a reputation for sound quality. You can get a sense of satisfaction just by turning the heavy tuning knob. The exterior is generally good, although there are dullness and minor scratches. Serial 510104 (Tomoho Asaine) Maintenance information: 2025.10.19 Operation confirmed Accessories: No accessories Main specifications: FM dedicated tuner, equipped with 8 vari-controllers, W440 x H154 x D393 mm, 11.5 kg

TRX-EQ7Japan

Ask 25-47795-20552-00
TRX-EQ7
Manufacture:TRIODE
Original price: JPY 48,000
Price: JPY 29,091
Japan 2020 made
Arrival: 2025-10-17 19:49:28
description
The price has been reduced. 2025/10/17 sales price 35,000 yen Phono equalizer that makes it easy to enjoy analog records. You can enjoy an analog record player even with a premain amplifier (preamp) that does not have a PHONO input. The sharp, unobtrusive playback sound is attractive. There are some scratches and scratches on the exterior. Serial 20100266 (Fujisawa Yukishi) Maintenance information: 2025.10.17 Operation confirmed Accessories: instruction manual, original box, AC adapter Main specifications: input sensitivity 2.5 mV (MM) /0.25 mV (MC) gain 46 dB (MM) /64 dB (MC) input load resistance 47 kΩ (MM) /2 to 47 Ω (MC) W60 × H100 × D230 mm 1 kg

TRV-88SERJapan

This item has been sold.You can't purchase now. 25-47811-20676-00
TRV-88SER
Manufacture:TRIODE
Original price: JPY 198,000
Price: JPY 90,727 Sold Out
Japan 2011 made
Arrival: 2025-10-17 19:52:05
description
The price has been drastically reduced. 2025/10/17 sales price 118,000 yen with optional side wood. This model is equipped with an MM phono equalizer and is compatible with a remote control for volume adjustment. In addition to dividing the transformer into 3 parts, changes have also been made, such as omitting the PRE-IN terminal, and the power supply LED is orange. In addition to the firm extrusion characteristic of vacuum tube amplifiers, you can enjoy a delicate and clear tone. There are some dents on the side wood (Murakoshi Yoichi) Maintenance information: 2025.10.17 sound output confirmed Accessories: remote control, instruction manual, power cord Main specifications: KT88 x 4, 12AX7 x 1, 12AU7A x 2 output 45W+45W W340 x H185 x D315 mm 15 kg

211

Ask 25-47461-18310-00
211
Manufacture:GE
Price: JPY 40,909(pair)
Shop: Osu shop
Arrival: 2025-10-19 20:08:30
description
Pair tube large triode tube made in America Actual measured Ip value: 44/45 mA (the best standard IP value for this amplifier is 50 mA) There is discoloration on the getter and there is a hook scratch on the base*Sound was checked and the plate current value was measured with the test amplifier, and it has been determined that the operation is good (Kojima Yosuke) Accessories: none

KT-9700Japan

Ask 25-47779-20449-00
KT-9700
Manufacture:TRIO
Original price: JPY 150,000
Price: JPY 63,455
Japan 1976 made
Arrival: 2025-10-18 19:30:10
description
A masterpiece tuner equipped with an 8-channel vari-controller. It was introduced to the world as the first pulse-counting unit developed by Trio ahead of the rest of the world, and it is a model with a reputation for sound quality. You can get a sense of satisfaction just by turning the heavy tuning knob. There are dirt marks on the exterior. Serial 520351 (Fujisawa Yukishi) Maintenance information: 2025.10.18 Operation confirmed Accessories: No accessories Main specifications: FM dedicated tuner, equipped with 8 vari-controllers, W440 x H154 x D393 mm, 11.5 kg

6SU7GTY

Ask 25-47743-20340-00
6SU7GTY
Manufacture:TUNG SOL
Price: JPY 16,364(pair)
Shop: Osu shop
Arrival: 2025-10-13 10:20:33
description
Pair tube double triode tube 6188 equivalent tube black plate brown base measurement value 58/52 (rejected value 30) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

6SU7GTY

Ask 25-47743-20341-00
6SU7GTY
Manufacture:TUNG SOL
Price: JPY 9,091(pair)
Shop: Osu shop
Arrival: 2025-10-13 10:20:30
description
Pair tube, double triode tube, 6188 equivalent tube, black plate, brown base, measured value 52/52 (rejected value 30), both tubes with original box are inexpensive because the number of getters has been reduced ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

KP-700DJapan

Ask 25-47607-19164-00
KP-700D
Manufacture:TRIO
Original price: JPY 69,800
Price: JPY 90,727
Japan 1983 made
Shop: Osu shop
Arrival: 2025-10-11 20:09:40
description
A new dust cover has been created and maintained! An easy-to-use model with a nice auto lifter. The tone arm is also highly accurate, and it is a valuable player where you can fully enjoy the goodness of analog records. There are spots and small scratches on the exterior (Wang Zhan) Maintenance information: 2025.10.11 Maintained (new dust cover created. Electrolytic capacitor replacement in the main board. Replace 2 SW board tact switches. Arm disassembly cleaning. cabinets, turntables, cleaning. Operation, sound test) Accessories: copy of instruction manual Main specifications: Direct drive DC servo motor, aluminum alloy die-cast turntable, tone arm, variable needle pressure range, 0 g to 3 g (0.1 g steps), applicable cartridge weight 2 to 12 g, W490 x H162 x D410 mm, 12 kg

300BEH

Ask 25-47480-18663-00
300BEH
Manufacture:Electro Harmonix
Price: JPY 20,909(pair)
Shop: Osu shop
Arrival: 2025-10-11 20:08:26
description
Pair tube direct heat triode tube, white base, gold foot, made in Russia, measured value 80/80 (rejected value 58) with replacement box ※The pair is determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: replacement box (PSVANE box)

6SL7WGT

Ask 22-34736-33317-00
6SL7WGT
Manufacture:SYLVANIA
Price: JPY 2,273(only one piece)
Shop: Osu shop
Arrival: 2025-08-28 20:03:39
description
Sold as 1 bottle, double triode tube, made in America, JAN brown base measurement value 80 (rejected value 32) *The measured value represents the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: none

2A3

Ask 22-35356-38289-00
2A3
Manufacture:PENTA LABRATORIES
Price: JPY 11,818(pair)
Shop: Osu shop
Arrival: 2025-08-24 19:20:43
description
It seems to be a vacuum tube made in China due to the pair tube direct heat triode structure PENTA LABRATORIES sorting sphere measurement value 62/62 (rejection value 38) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke) Accessories: none

Vintage 6CA7

Ask 24-44677-26287-00
Vintage 6CA7
Manufacture:Triode
Price: JPY 6,364(pair)
Shop: Osu shop
Arrival: 2025-08-24 19:19:15
description
Pair tube EL34 compatible ball triode sorting ball made in China measured value 46/46 (rejected value 30) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

2A3

Ask 23-39373-11334-00
2A3
Manufacture:不明
Price: JPY 10,000(pair)
Shop: Osu shop
Arrival: 2025-08-07 20:01:29
description
It is thought to be made by Shuguang Electronics (China) due to the pair tube direct heat triode structure. Measured value 68/66 (rejected value 38) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke) Accessories: none

2A3

Ask 25-47039-15026-00
2A3
Manufacture:不明
Price: JPY 10,909(pair)
Shop: Osu shop
Arrival: 2025-07-27 20:10:00
description
From the pair tube direct heat triode structure, the printing on the vacuum tube and base seems to be a reprint. Measured value 66/62 (rejection value 38) with white box*Pairs are judged based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

6SN7GTB

Ask 23-41274-26766-00
6SN7GTB
Manufacture:International
Price: JPY 3,182(pair)
Shop: Osu shop
Arrival: 2025-07-27 20:09:57
description
Pair tube double triode tube made in the Soviet Union measured value 112/108 (rejected value 50) with original box on one side has disappeared ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

6SN7GT

Ask 25-37124-13778-00
6SN7GT
Manufacture:MAGNAVOX
Price: JPY 9,091(pair)
Shop: Osu shop
Arrival: 2025-07-27 20:09:56
description
Pair tube double triode tube, made in America, measured value 96/90 (rejected value 50) with white box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box (can be written on)

5998A

Ask 25-45128-00252-00
5998A
Manufacture:GE
Price: JPY 9,091(pair)
Shop: Osu shop
Arrival: 2025-07-26 19:26:28
description
Pair tube double triode power tube, made in America, JAN measured value 60/56 (rejected value 40) with original box ※Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box

6SN7GTB

Ask 25-46474-15064-00
6SN7GTB
Manufacture:TUNG SOL
Price: JPY 7,273(pair)
Shop: Osu shop
Arrival: 2025-07-26 19:25:49
description
Pair tube double triode Russian reprint model measured value 120/120 (rejected value 50) with original box*Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box

6SN7GTB

Ask 25-46474-15066-00
6SN7GTB
Manufacture:TUNG SOL
Price: JPY 2,727(only one piece)
Shop: Osu shop
Arrival: 2025-07-26 19:25:45
description
Sold in 1 bottle, double triode, Russian reprint model, measured value 120 (rejected value 50) with original box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: original box

6SN7GTB

Ask 25-46474-15065-00
6SN7GTB
Manufacture:TUNG SOL
Price: JPY 7,273(pair)
Shop: Osu shop
Arrival: 2025-07-26 19:25:44
description
Pair tube double triode Russian reprint model measured value 120/120 (rejected value 50) with original box*Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box

6SN7GT

Ask 23-37992-00407-00
6SN7GT
Manufacture:RCA
Price: JPY 5,000(only one piece)
Shop: Osu shop
Arrival: 2025-07-21 18:36:36
description
Sold as 1 bottle, double triode tube, American black plate, square getter, measured value 96 (rejected value 50) with white box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: white box

6SN7GT

Ask 20-29334-37542-00
6SN7GT
Manufacture:TOSHIBA
Price: JPY 2,727
Shop: Osu shop
Arrival: 2025-07-21 18:21:07
description
Single sale double triode tube, made in Japan, measured value 108 (rejected value 50) with replacement box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box

6SN7GT

Ask 23-38587-04911-00
6SN7GT
Manufacture:SOVTEK
Price: JPY 2,727(pair)
Shop: Osu shop
Arrival: 2025-07-21 18:21:00
description
Pair tube double triode tube VT-231 equivalent tube made in Russia measurement value 106/104 (rejection value 50) There is printing distortion and disappearance of the one-sided tube with the original box ※Pairs are judged based on gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: original box

6SN7EH

Ask 23-40039-16956-00
6SN7EH
Manufacture:ELECTRO HARMONIX
Price: JPY 4,091(pair)
Shop: Osu shop
Arrival: 2025-07-21 18:20:55
description
Pair tube double triode tube made in Russia, measured value 120/120 (rejected value 50) with original box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

6SN7EH

Ask 24-43481-16392-00
6SN7EH
Manufacture:ELECTRO HARMONIX
Price: JPY 4,091(pair)
Shop: Osu shop
Arrival: 2025-07-21 18:20:52
description
Pair tube double triode tube made in Russia measured value 116/114 (rejected value 50) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

6SN7GTB

This item has been sold.You can't purchase now. 23-40807-23140-00
6SN7GTB
Manufacture:RCA
Price: JPY 8,182(pair)Sold Out
Shop: Osu shop
Arrival: 2025-07-21 18:20:39
description
Pair tube double triode tube American-made square getter measured value 118/108 (rejected value 50) *Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: none

6SN7GT

Ask 24-43475-16247-00
6SN7GT
Manufacture:MATSUDA
Price: JPY 2,727(only one piece)
Shop: Osu shop
Arrival: 2025-07-21 18:20:25
description
Single sale double triode tube, made in Japan, measured value 96 (rejected value 50) with replacement box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box

6SN7GTA

Ask 23-41118-25387-00
6SN7GTA
Manufacture:SYLVANIA
Price: JPY 3,182(only one piece)
Shop: Osu shop
Arrival: 2025-07-21 18:20:10
description
Sold as 1 bottle, double triode tube, made in America, measured value 106 (rejected value 50) with white box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

6SN7GT

Ask 24-41695-03017-00
6SN7GT
Manufacture:SYLVANIA ECG
Price: JPY 2,727(only one piece)
Shop: Osu shop
Arrival: 2025-07-21 18:20:05
description
Sold in 1 bottle, double triode tube, VT-231 equivalent tube, made in America, measured value 90 (rejected value 50) with white box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: white box
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