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Manufacture | Model/Title | Price | Arrival date

300BEH

This item has been sold.You can't purchase now. 24-41310-00332-00
300BEH
Manufacture:ELECTRO HARMONIX
Price: JPY 20,909(pair)Sold Out
Shop: Osu shop
Arrival: 2024-02-23 20:15:20
description
Pair tube direct heat triode tube, white base, made in Russia, measured value 80/80 (rejected value 58) with original box ※ pair is determined based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box

CV4004

Ask 23-38296-03831-00
CV4004
Manufacture:不明
Price: JPY 10,909
Shop: Osu shop
Arrival: 2023-07-17 19:53:26
description
※There is a TELEFUNKEN ECC803S, but the printing was determined to be CV4004 from the structure, and the printing was determined to be a reprint. The plate is not a box type, only one side of the rib plate is caulked. Sold in 1 bottle, ECC83/M8137 equivalent tube, measured value 44 (rejected value 32) with a replacement box ※The measured value indicates the gM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: replacement box

7581A

Ask 22-37213-52410-00
7581A
Manufacture:PHILIPS ECG
Price: JPY 18,182(pair)
Shop: Osu shop
Arrival: 2023-12-07 20:18:09
description
Pair tube 6L6GC compatible ball high reliability tube made in America lot: 8526/8526 measured value 44/42 (rejected value 25) with replacement box*Pairs are determined based on GM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: replacement box

CV4004

Ask 23-38296-03834-00
CV4004
Manufacture:不明
Price: JPY 9,091
Shop: Osu shop
Arrival: 2023-07-17 19:53:27
description
※There is a TELEFUNKEN ECC803S, but the printing was determined to be CV4004 based on the structure. The plate is not a box type, only one side of the rib plate is caulked. Sold in 1 bottle, ECC83/M8137 equivalent tube, measured value 36 (rejected value 32) with replacement box ※The measured value indicates the gM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: replacement box

VT-4C

This item has been sold.You can't purchase now. 24-43077-12303-00
VT-4C
Manufacture:GE
Price: JPY 54,545(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-09 20:12:08
description
Pair tube, 211 equivalent tube, large triode tube, made in America, actual measured IP value: 47/47 mA (the best standard IP value for this amplifier is 50 mA) with original box ※ 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

VT-52

This item has been sold.You can't purchase now. 24-42974-12703-00
VT-52
Manufacture:HYTRON
Price: JPY 31,818(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-09 20:12:00
description
Pair tube 45 Special compatible ball straight heat triode tube fishing rod type filament measurement value 90/90 (rejection value 55) with white box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

VT-52

Ask 24-42974-12704-00
VT-52
Manufacture:HYTRON
Price: JPY 31,818(pair)
Shop: Osu shop
Arrival: 2024-06-09 20:11:58
description
Pair tube 45 Special compatible ball straight heat triode tube fishing rod type filament measurement value 86/84 (rejected value 55) with white box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

6B4G

This item has been sold.You can't purchase now. 24-42974-12711-00
6B4G
Manufacture:RAYTHEON
Price: JPY 11,818(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-08 20:03:17
description
Pair tube direct heat triode tube American double square getter measurement value 62/56 rejection value 38) It is inexpensive because there are few getters with white boxes ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

VT-52

Ask 24-42974-12705-00
VT-52
Manufacture:HYTRON
Price: JPY 31,818(pair)
Shop: Osu shop
Arrival: 2024-06-08 20:03:15
description
Pair tube 45 Special compatible ball straight heat triode tube fishing rod type filament measurement value 84/84 (rejected value 55) with white box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

VT-52

This item has been sold.You can't purchase now. 24-43077-12300-00
VT-52
Manufacture:Western Electric
Price: JPY 107,273(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-08 20:02:43
description
Pair Tube 45Special Compatible Ball Direct Heat Triode Tube Fishing Rod Type Filament Engraved Made in America Measured Value 110/110 (Rejected Value 55) It seems to be an unused item due to the state of the tube with the original box! *Pairs are determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke) Accessories: original box

VT-52

Ask 24-43077-12302-00
VT-52
Manufacture:Western Electric
Price: JPY 107,273(pair)
Shop: Osu shop
Arrival: 2024-06-08 20:02:35
description
Pair Tube 45Special Compatible Ball Direct Heat Triode Tube Fishing Rod Type Filament Engraved Made in America Measured Value 110/106 (Rejected Value 55) It seems to be an unused item due to the state of the tube with the original box! *Pairs are determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke) Accessories: original box

EL34

This item has been sold.You can't purchase now. 24-42974-12708-00
EL34
Manufacture:Mullard
Price: JPY 31,818(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-08 20:02:06
description
Pair tube 6CA7 compatible ball made in England lot: Xf3 B4B4/Xf4 B4B4 measured value 52/50 (rejected value 30) with white box*Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: white box

EL34

This item has been sold.You can't purchase now. 24-42974-12709-00
EL34
Manufacture:TELEFUNKEN
Price: JPY 27,273(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-08 20:02:05
description
The pair tube seems to be made of RFT due to its 6CA7 compatible sphere structure. Measured value 48/46 (rejected value 30) with white box ※The pair is determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke) Accessories: white box

349A

This item has been sold.You can't purchase now. 24-42974-12702-00
349A
Manufacture:Western Electric
Price: JPY 116,364(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-07 19:48:01
description
Pair tube, 5 pole tube, made in America JAN lot: 726/739, measured value 34/30 (rejected value 20) with white box (written on the box) *Pairs are judged based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

211W

This item has been sold.You can't purchase now. 24-42974-11541-00
211W
Manufacture:UNITED ELECTRONICS
Price: JPY 270,909(pair)Sold Out
Shop: Osu shop
Arrival: 2024-06-07 19:51:05
description
Pair tube earthquake-resistant military standard product special tube getter large triode tube with white box, measured IP value: 47/47 mA (the best standard IP value for this amplifier is 50 mA) *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: white box
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