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Manufacture | Model/Title | Price | Arrival date

300B

This item has been sold.You can't purchase now. 24-44643-28011-00
300B
Manufacture:CETRON
Price: JPY 45,455(only one piece)Sold Out
Shop: Osu shop
Arrival: 2024-12-22 19:52:39
description
Direct thermal triode sold per bottle, made in America, code: 9752, measured value 68 (rejected value 58) with original box ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

NR44

Ask 23-38135-07623-00
NR44
Manufacture:不明
Price: JPY 63,636(pair)
Shop: Osu shop
Arrival: 2023-04-16 19:28:19
description
Pair tube, PX4 equivalent tube, direct thermal triode, made in England, measured value 54/52 (rejection value 39) with white box (there is writing on the box) *The pair was judged based on the GM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: white box

310A

Ask 24-44265-25460-00
310A
Manufacture:Western Electric
Price: JPY 68,182
Shop: Osu shop
Arrival: 2024-11-16 20:20:33
description
The price has been reduced. 2024/11/16 sales price 85,000 yen 1 bottle sale mesh top grid square getter code: 6626 measured value 52 (rejected value 30) with white box ※The measured values indicate GM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

UV-211A

Ask 24-41590-15709-00
UV-211A
Manufacture:NEC
Price: JPY 45,455(pair)
Shop: Osu shop
Arrival: 2024-07-13 20:17:40
description
Pair tube large triode tube made in Japan Actual measured IP value: 46/44mA (the best standard IP value for this amplifier is 50mA) There are adhesive marks on the base part on one side, and the other side is inexpensive because there are few getters ※Sound is checked and plate current values are measured with a test amplifier, and it has been determined that operation is good (Kojima Yosuke) Accessories: none

239II

Ask 17-14003-78197-00
239II
Manufacture:TELEFUNKEN
Price: JPY 45,455
Shop: Osu shop
Arrival: 2017-12-25 20:01:25
description
The price has been reduced. 2017/12/25 sales price 60,000 yen The test machine hasn't been checked, so it's being handed over as is. (The heater was OK to conduct. (Filament checks with tube checkers or amplifiers are not performed.) Sold as a single.

VT-52

Ask 24-43481-16169-00
VT-52
Manufacture:Western Electric
Price: JPY 81,636(pair)
Shop: Osu shop
Arrival: 2024-07-20 20:07:56
description
The price has been reduced. 2024/7/20 sales price 99,800 yen pair tube 45 special compatible ball straight heat triode fishing rod type filament measurement value 90/86 (rejected value 55) with white box*The pair is determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: white box

300B

Ask 24-44557-24801-00
300B
Manufacture:Western Electric
Price: JPY 72,727(only one piece)
Shop: Osu shop
Arrival: 2024-11-24 20:23:25
description
The price has been reduced. 2024/11/24 sales price 85,000 yen ※There are almost no getters, so it's cheap. 1 bottle direct heat triode tube, made in America, code: 8826, measured value 76 (rejected value 58), almost no getter with original box. There is a burn mark on the top of the head ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

PX4

Ask 19-21022-16930-00
PX4
Manufacture:不明
Price: JPY 72,727(pair)
Shop: Osu shop
Arrival: 2019-03-29 20:04:27
description
The price has been reduced. 2019/3/29 sales price 90,000 yen pair tube NR44 equivalent tube A.P.3832/3832 black base measurement value 58/54 (rejection value 39) There is getter burn on one side, and there is a residual sound of rattling and foreign matter inside the base on one side with a white box*The pair is determined based on the GM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: white box

PX4

Ask 23-38257-02860-00
PX4
Manufacture:OSRAM
Price: JPY 77,273(pair)
Shop: Osu shop
Arrival: 2023-02-12 20:05:04
description
The price has been reduced. 2023/2/12 sales price 95,000 yen pair tube direct heat triode tube made in England measured value 54/50 (rejected value 39) with replacement box The plate shape of the spring fixing part on the top of the head is slightly different on the left and right, and there is discoloration on one side of the plate ※The pair is determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke) Accessories: replacement box

KT66

Ask 25-45159-01224-00
KT66
Manufacture:GEC
Price: JPY 40,909(pair)
Shop: Osu shop
Arrival: 2025-01-19 20:01:49

KT66

Ask 25-45159-00554-00
KT66
Manufacture:GEC
Price: JPY 38,182(pair)
Shop: Osu shop
Arrival: 2025-01-19 20:01:45

6CA7/EL34

Ask 24-44608-26773-00
6CA7/EL34
Manufacture:RCA
Price: JPY 22,727(pair)
Shop: Osu shop
Arrival: 2024-12-22 19:53:02
description
Pair tube thick tube made in America, measured value 46/44 (rejected value 30) with original box on one side, there is a getter burn on one side ※The pair is determined based on the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

6CA7

Ask 24-44463-24834-00
6CA7
Manufacture:GE
Price: JPY 25,455(pair)
Shop: Osu shop
Arrival: 2024-12-22 19:52:56
description
Pair tube thick tube made in America measurement value 44/42 (rejected value 30) There is a note on the tube with the original box ※Pairs are determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: original box

6CA7/EL34

Ask 24-44631-25378-00
6CA7/EL34
Manufacture:RCA
Price: JPY 27,273(pair)
Shop: Osu shop
Arrival: 2024-12-21 20:16:01
description
Pair tube thick tube, made in America, measured value 50/46 (rejected value 30) with original box*Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke) Accessories: original box

300B

Ask 24-44910-27675-00
300B
Manufacture:KR AUDIO
Price: JPY 29,091(only one piece)
Shop: Osu shop
Arrival: 2024-12-15 19:53:28
description
※Only 1 direct thermal triode tube Czech serial 7267 measured value 76 (rejected value 58) with replacement box*Measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: replacement box

CV345

Ask 24-44688-27417-00
CV345
Manufacture:STC
Price: JPY 7,273(pair)
Shop: Osu shop
Arrival: 2024-12-08 20:22:17
description
Pair tube 12E1 equivalent tube British beam quadrupole top plate measurement value 56/54 (rejected value 40) There is writing on the top of the tube head with original box*Pairs are determined based on GM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

CV345

Ask 24-44688-27408-00
CV345
Manufacture:STC
Price: JPY 7,273(pair)
Shop: Osu shop
Arrival: 2024-12-08 20:22:10
description
Pair tube 12E1 equivalent tube British beam quadrupole top plate measurement value 62/56 (rejected value 40) There is writing on the top of the tube head with original box*Pairs are determined based on GM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

CV717

Ask 24-44677-26289-00
CV717
Manufacture:STC
Price: JPY 27,273
Shop: Osu shop
Arrival: 2024-11-24 20:24:10
description
Single sale rectifier tube 5R4GY equivalent tube tea base double gettering measurement value 52 (rejection value 40) with white box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

45

Ask 24-44265-25482-00
45
Manufacture:RCA
Price: JPY 16,364(pair)
Shop: Osu shop
Arrival: 2024-11-24 20:24:02
description
Pair tube direct heat triode engraved Chunningham (design engraved on both tubes is different) American measured value 58/52 (rejected value 47) with white box makes an abnormal crackling noise in the tube on one side ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

713A

Ask 24-44198-22173-00
713A
Manufacture:Western Electric
Price: JPY 2,273
Shop: Osu shop
Arrival: 2024-10-08 19:18:03
description
*Set of 2 (not treated as a pair because the measured values are very different) TUNG SOL OEM doorknob tube measurement value 80/66 (rejected value 44) with white box ※The measured values indicate gM values measured with the TV-7 testing machine (Kojima Yosuke) Accessories: white box

6L6G

Ask 24-42838-10379-00
6L6G
Manufacture:MINIWATT DARIO
Price: JPY 21,818(pair)
Shop: Osu shop
Arrival: 2024-09-20 19:48:30
description
Pair tube VT-115A compatible ball smoke double square getter measurement value 40/40 (rejected value 25) with original box (box lid is missing) *Pairs are determined based on Gm values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

E34LS

Ask 24-41865-03361-00
E34LS
Manufacture:TESLOVAK
Price: JPY 8,182(pair)
Shop: Osu shop
Arrival: 2024-08-30 20:13:36
description
Pair tube 6CA7 compatible ball tea base made in Slovakia lot: 9825/9825 measured value 56/56 (rejected value 30) with white box*Pairs are judged based on GM values measured with the TV-7 testing machine (Kojima Yosuke) Accessories: white box

6A3

Ask 24-41590-15616-00
6A3
Manufacture:TUNG SOL
Price: JPY 14,545(pair)
Shop: Osu shop
Arrival: 2024-08-23 19:25:22

218EW

Ask 17-14003-78199-00
218EW
Manufacture:TELEFUNKEN
Price: JPY 31,818
Shop: Osu shop
Arrival: 2017-12-25 20:01:04
description
The price has been reduced. 2017/12/25 sales price 40,000 yen The test machine hasn't been checked, so it's being handed over as is. (The heater was OK to conduct. (Filament checks with tube checkers or amplifiers are not performed.) Sold as 1.

K239II

Ask 17-14003-78196-00
K239II
Manufacture:KLANGFILM
Price: JPY 31,818
Shop: Osu shop
Arrival: 2017-12-25 20:01:22
description
The price has been reduced. 2017/12/25 sales price 40,000 yen The test machine hasn't been checked, so it's being handed over as is. (The heater was OK to conduct. (Filament checks with tube checkers or amplifiers are not performed.) Sold as 1.

311B

Ask 24-43371-15102-00
311B
Manufacture:Western Electric
Price: JPY 24,545(pair)
Shop: Osu shop
Arrival: 2024-08-03 20:19:36
description
Pair tube 5 pole tube top grid lot: 5739/6152 measured value 44/40 (rejected value 30) adhesive is applied to the one-sided grid cap with original box and the joint part between the base and glass tube*Pairs are determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: original box

CV717

Ask 24-43140-14528-00
CV717
Manufacture:STC
Price: JPY 27,273
Shop: Osu shop
Arrival: 2024-07-13 20:18:10
description
Single sale rectifier tube 5R4GY equivalent tube tea base double gettering measurement value 54 (rejection value 40) with white box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

5U4G

Ask 24-43140-14532-00
5U4G
Manufacture:NEOTRON
Price: JPY 20,909
Shop: Osu shop
Arrival: 2024-07-13 20:18:08
description
Rectifier tube sold per bottle, French square getter, measured value 52 (rejected value 40) There is an adhesive mark on the root part of the tube with the original box, and the printing on the tube has disappeared ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

6B4G

Ask 24-41590-15695-00
6B4G
Manufacture:KEN RAD
Price: JPY 16,364(pair)
Shop: Osu shop
Arrival: 2024-07-13 20:17:41
description
Pair tube direct heat triode tube, made in America, JAN smoke measurement value 62/60 (rejection value 38) with white box ※Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: white 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
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