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381 results
Manufacture | Model/Title | Price | Arrival date

6L6Y

Ask 24-42399-08452-00
6L6Y
Manufacture:RCA
Price: JPY 16,364(pair)
Shop: Osu shop
Arrival: 2024-04-21 19:39:53
description
Pair tube VT-115 equivalent tube, high durability tube, metal tube, tea base, measured value 46/44 (rejected value 25) with white box ※Pairs are determined based on GM values measured with the TV-7 testing machine (Kojima Yosuke) Accessories: white box

6L6Y

Ask 24-42399-08451-00
6L6Y
Manufacture:RCA
Price: JPY 16,364(pair)
Shop: Osu shop
Arrival: 2024-04-21 19:39:36
description
Pair tube VT-115 equivalent tube, high durability tube, metal tube, tea base, measured value 48/46 (rejected value 25) with white box ※Pairs are determined based on GM values measured with the TV-7 testing machine (Kojima Yosuke) Accessories: white box

300B

This item has been sold.You can't purchase now. 24-42399-08459-00
300B
Manufacture:ELECTRO HARMONIX
Price: JPY 7,273(only one piece)Sold Out
Shop: Osu shop
Arrival: 2024-04-21 19:38:54
description
Single sale direct heat triode tube, made in Russia, white base, measured value 78 (rejected value 58) with original box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

KT88

Ask 24-42399-08480-00
KT88
Manufacture:RFTLYS
Price: JPY 7,273(pair)
Shop: Osu shop
Arrival: 2024-04-21 19:38:48
description
Pair tube, subthermal beam tube, made in China, seems to have been used in the company's power amplifiers, etc. Measured value 68/66 (rejected value 44) with replacement box*The pair is determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: replacement box

211

Ask 24-42530-07890-00
211
Manufacture:PSVANE
Price: JPY 15,455(pair)
Shop: Osu shop
Arrival: 2024-04-19 19:45:17
description
Pair tube large transmission tube direct heat triode tube made in China gold base gold foot measured IP value 47mA/47ma (the best standard IP value for this amplifier is 50mA) with original box (part of the box is damaged) *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: original box

6550A

Ask 24-42434-07338-00
6550A
Manufacture:GE
Price: JPY 22,727(pair)
Shop: Osu shop
Arrival: 2024-04-09 19:33:08
description
Pair tube KT88 compatible ball American metal base measurement value 58/52 (rejection value 44) There is getter burn and loss on one side, and there is dullness on the base on the other side ※The pair is judged based on the gM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: none

6550A

Ask 24-42434-06913-00
6550A
Manufacture:GE
Price: JPY 31,818(pair)
Shop: Osu shop
Arrival: 2024-04-09 19:23:01
description
Pair tube KT88 compatible ball American metal base measurement value 68/62 (rejected value 44) *Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: none

6550A

Ask 24-42192-05174-00
6550A
Manufacture:GE
Price: JPY 31,818(pair)
Shop: Osu shop
Arrival: 2024-04-06 20:21:35
description
Pair tube, KT88 compatible ball, American metal base, measured value 66/64 (rejected value 44) with original box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

6L6GC

This item has been sold.You can't purchase now. 24-42044-04096-00
6L6GC
Manufacture:TOSHIBA
Price: JPY 14,545(pair)Sold Out
Shop: Osu shop
Arrival: 2024-03-02 20:06:58
description
Pair tube ambient heat beam tube made in Japan Hi-Fi measurement value 46/44 (rejection value 25) with original box (inner box/outer box) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke) Accessories: original box (inner box/outer box)

E82CC

Ask 23-41274-26789-00
E82CC
Manufacture:SIEMENS
Price: JPY 5,909
Shop: Osu shop
Arrival: 2024-02-23 20:15:14
description
Sold 1 bottle ECC82/12AU7 high reliability tube 6189 compatible ball rib plate made in Germany, measured value 94 (rejected value 56) with original box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: original box
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