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Manufacture | Model/Title | Price | Arrival date

EL34-G

This item has been sold.You can't purchase now. 21-30835-04821-00
EL34-G
Manufacture:RUBY
Price: JPY 10,909(pair)Sold Out
Shop: Osu shop
Arrival: 2021-04-17 19:49:52

KT88EH

This item has been sold.You can't purchase now. 21-32929-19326-00
KT88EH
Manufacture:ELECTRO HARMONIX
Price: JPY 7,273(pair)Sold Out
Shop: Osu shop
Arrival: 2021-10-08 19:18:24
description
Pair tube metal base Made in Russia Measured value 48/46 (rejection value 44) with original box* Pair is judged based on the GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: original box

845W

Ask 22-34193-28057-00
845W
Manufacture:CETRON
Price: JPY 134,545(pair)
Shop: Osu shop
Arrival: 2022-01-23 20:32:04
description
Pair tube large triode made in America Actual measured Ip value: 70mA/70mA (the best standard IP value in this amplifier is 75mA) with a white box* Check the sound output with a test amplifier and measure the plate current Yes, it is judged that the operation is good (Yosuke Kojima) Accessories: white box

300BEH

This item has been sold.You can't purchase now. 21-33790-25156-00
300BEH
Manufacture:ELECTRO HARMONIX
Price: JPY 20,909(pair)Sold Out
Shop: Osu shop
Arrival: 2022-01-15 20:21:20
description
Pair tube direct heat triode Russian made white base gold foot lot: 1502/1502 Measured value 82/80 (rejection value 58) with white box* Pair is judged based on the GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: white box

ECC802S

Ask 21-33203-22972-00
ECC802S
Manufacture:TELEFUNKEN
Price: JPY 22,727
Shop: Osu shop
Arrival: 2022-01-09 20:11:29
description
Sold by 1 12AU7/ECC82 Compatible Ball Company's Highest Reliability Tube Diamond Mark Measured Value 86 (Rejection Value 56) There is a burn in the getter with the original box, and the getter is slightly decreasing* The measured value was measured with a tester TV-7 The Gm value is notated (Kojima Yosuke) Accessories: original box

300B

This item has been sold.You can't purchase now. 21-33462-23892-00
300B
Manufacture:ELECTRO HARMONIX
Price: JPY 18,182(pair)Sold Out
Shop: Osu shop
Arrival: 2022-01-09 20:11:23
description
Pair tube direct heat triode Russian made white base lot: 0206/0312 Measured value 82/80 (rejection value 58) with original box (writing on the inside of the box) * Pair is based on the GM value measured by the tester TV-7 I am judging (Kojima Yosuke) Accessories: original box

76

Ask 21-33576-23735-00
76
Manufacture:RCA
Price: JPY 7,273(pair)
Shop: Osu shop
Arrival: 2021-12-12 20:18:15
description
Pair tube VT-76 equivalent tube Parathermal triode made in America Radiotron measured value 78/72 (rejection value 36) with original box* The pair is judged based on the GM value measured by the tester TV-7 ( (Yosuke Kojima) Accessories: original box

ECC801S

Ask 21-33203-23078-00
ECC801S
Manufacture:TELEFUNKEN
Price: JPY 9,091
Shop: Osu shop
Arrival: 2021-11-28 20:26:28
description
1 sold 12AT7/ECC81 high reliability tube with diamond mark Double mica measurement value 64 (rejection value 50) with alternative box It seems to be a reprint, but it was judged to be original from the structure* Measurement value The GM value measured by the TV-7 testing machine is shown (Yosuke Kojima) Accessories: Alternative box

ECC803S

Ask 21-33203-23099-00
ECC803S
Manufacture:TESLA
Price: JPY 13,636
Shop: Osu shop
Arrival: 2021-11-24 20:31:13
description
Sold as one 12AX7/ECC83 compatible bulb High reliability tube Metal foot measurement value 56 (rejection value 32) with original box* The measured value is the GM value measured by the TV-7 testing machine (Yosuke Kojima) Accessories: original box

ECC803S

Ask 21-33203-23102-00
ECC803S
Manufacture:TESLA
Price: JPY 13,636
Shop: Osu shop
Arrival: 2021-11-24 20:31:14
description
Sold as one 12AX7/ECC83 compatible bulb High reliability tube Metal foot measurement value 50 (rejection value 32) with original box* The measured value is the GM value measured by the TV-7 testing machine (Yosuke Kojima) Accessories: original box

ECC803S

Ask 21-33203-23100-00
ECC803S
Manufacture:TESLA
Price: JPY 13,636
Shop: Osu shop
Arrival: 2021-11-24 20:31:12
description
Sold as one 12AX7/ECC83 compatible bulb High reliability tube Metal foot measurement value 54 (rejection value 32) with original box* Measured value is the GM value measured by the TV-7 testing machine (Yosuke Kojima) Accessories: original box

ECC803S

Ask 21-33203-23101-00
ECC803S
Manufacture:TESLA
Price: JPY 13,636
Shop: Osu shop
Arrival: 2021-11-24 20:31:12
description
Sold as one 12AX7/ECC83 compatible bulb High reliability tube Metal foot measurement value 52 (rejection value 32) with original box* The measured value is the GM value measured by the TV-7 testing machine (Yosuke Kojima) Accessories: original box

ECC803S

Ask 21-33203-23103-00
ECC803S
Manufacture:TESLA
Price: JPY 13,636
Shop: Osu shop
Arrival: 2021-11-24 20:31:11
description
Sold as one 12AX7/ECC83 compatible bulb High reliability tube Metal foot measurement value 44 (rejection value 32) with original box* Measured value is the GM value measured by the TV-7 testing machine (Yosuke Kojima) Accessories: original box

VT4C

Ask 21-32786-18433-00
VT4C
Manufacture:RCA
Price: JPY 18,182
Shop: Osu shop
Arrival: 2021-09-19 19:23:00
description
Sold as one 211 Equivalent Tube Large Triode Made in USA Comes with RCA print but seems to be made by GE from the structure Actual IP value: 45mA (the best standard IP value for this amplifier is 50mA) Part number The print has disappeared ※ The sound output check and the plate current value are measured with the test amplifier, and it is judged that the operation is good (Yosuke Kojima) Accessories: None

KT88

Ask 21-33203-22635-00
KT88
Manufacture:GEC
Price: JPY 61,818(pair)
Shop: Osu shop
Arrival: 2021-11-18 19:57:57
description
Pair tube British tea base lot: 7417/7844 Measurements 76/74 (rejected value 44) with original box One side side and head getter is slightly reduced ※ The pair was measured by the tester TV-7 We judge based on Gm value (Yosuke Kojima) Accessories: original box

KT88

Ask 21-33203-22668-00
KT88
Manufacture:GOLD LION
Price: JPY 63,636(pair)
Shop: Osu shop
Arrival: 2021-11-17 19:50:49
description
Pair tube British black base lot: 8604/8616 Measurements 70/68 (rejected value 44) Original box included ※ The pair is judged based on the GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: original box

VT2

Ask 21-33258-21558-00
VT2
Manufacture:DUOVAC
Price: JPY 45,455(pair)
Shop: Osu shop
Arrival: 2021-11-05 19:47:38
description
Pair tube 205B equivalent tube triode stamped American made measurement value 52/44 (rejected value 37) with white box ※ The pair is judged based on the GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: white box

6CA7/EL34

Ask 21-30735-04901-00
6CA7/EL34
Price: JPY 11,818(pair)
Shop: Osu shop
Arrival: 2021-10-17 20:02:03
description
Pair tube 6CA7 compatible spherical shape from RFT Measured value 44/44 (rejection value 30) with white box ※ The pair is judged based on the GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: white box

KT88

Ask 21-32929-19579-00
KT88
Manufacture:JJ
Price: JPY 10,909(pair)
Shop: Osu shop
Arrival: 2021-10-08 19:19:27
description
Pair Tube Metal Base Made in Slovakia Measured Value 52/50 (Rejected Value 44) with Original Box ※The pair is judged based on the GM value measured by the TV-7 tester (Yosuke Kojima) Accessories: Original box

6BM8

Ask 21-21056-18197-00
6BM8
Manufacture:SIEMENS
Price: JPY 3,636
Shop: Osu shop
Arrival: 2021-09-11 19:13:21
description
Sold for 1 ECL82 compatible ball measured value 78 (rejection value 56) with original box ※ The measured value is the gm value measured by the tester TV-7 (Yosuke Kojima) Accessories: Original box

866A

Ask 21-32265-16746-00
866A
Manufacture:RCA
Price: JPY 6,364
Shop: Osu shop
Arrival: 2021-09-05 20:11:24
description
1 sale mercury rectifier tube made in the USA Top plate measured value 54 (critical value 40) status photo immediately after energizing by tester (last photo) with original box ※ Measured value is gm value measured by tester TV-7 Noted (Yosuke Kojima) Accessories: original box

866A

Ask 21-32265-16747-00
866A
Manufacture:RCA
Price: JPY 6,364
Shop: Osu shop
Arrival: 2021-09-05 20:11:24
description
1 sale mercury rectifier tube made in the USA Top plate measured value 54 (critical value 40) status photo immediately after energizing by tester (last photo) with original box ※ Measured value is gm value measured by tester TV-7 Noted (Yosuke Kojima) Accessories: original box

6L6EH

Ask 19-22262-30425-00
6L6EH
Manufacture:ELECTRO HARMONIX
Price: JPY 2,727(pair)
Shop: Osu shop
Arrival: 2021-08-28 15:35:29
description
Pair tube Russian measurement value 44/38 (reject value 25) There is a tobacco odor throughout with original box ※ The pair is determined based on GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: original box

50

Ask 20-24078-00379-00
50
Manufacture:RCA
Price: JPY 40,909
Shop: Osu shop
Arrival: 2021-08-28 15:31:40
description
Sold as a square getter CRC, made in the USA: 62 (reject value 38) *Measured values are GM values measured by the tester TV-7 (Yosuke Kojima) Accessories: none

EF86

Ask 20-26842-16920-00
EF86
Manufacture:Mullard
Price: JPY 3,182
Shop: Osu shop
Arrival: 2020-03-20 20:05:52
description
Sold as 1 CV4085/6267 Compatible Sphere Lot: 8Y5 L6K2 ※ EM values are measured and judged by the tester TC-162 (Yosuke Kojima) Accessories: none

4274B

Ask 21-32273-14981-00
4274B
Manufacture:STC
Price: JPY 72,727
Shop: Osu shop
Arrival: 2021-07-25 20:09:11
description
Sold 1 book 274B equivalent tube British tea base ring getter measurement value 68 (reject value 40) with original box ※ The measured value is the GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: original box

4274B

Ask 21-32273-14980-00
4274B
Manufacture:STC
Price: JPY 77,273
Shop: Osu shop
Arrival: 2021-07-25 20:08:46
description
Sold 1 book 274B equivalent tube British tea base square getter measured value 64 (reject value 40) with original box ※ The measured value is the GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: original box

5Y3GT

Ask 20-24385-23022-00
5Y3GT
Manufacture:MATSUDA
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-07-10 20:27:57
description
1 sold rectification tube Made in Japan Measured value 58 (Rejection Value 40) Lettering is thin ※ The measured value is denoted the GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: none

80

Ask 20-24385-23016-00
80
Manufacture:MATSUDA
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-07-10 20:28:00
description
1 sold rectification tube made in Japan square getter measurement value 60 (reject value 40) *The measured value is the GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: none

KX-80

Ask 20-24385-23018-00
KX-80
Manufacture:MATSUDA
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-07-10 20:27:58
description
1 sold rectifier tube 80 compatible ball made in Japan Measured value 62 (reject value 40) *Measured values are shown in the GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: none

6X5GT

Ask 20-24385-23024-00
6X5GT
Manufacture:TOSHIBA
Price: JPY 1,364
Shop: Osu shop
Arrival: 2021-07-10 20:27:56
description
1pcs Rectifier Tube VT-126 Equivalent Tube Made in Japan Ring Getter Measurement Value 56 (Reject Value 40) *Measured Value is the GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: none

UX-80K

Ask 20-24385-23020-00
UX-80K
Manufacture:不明
Price: JPY 1,364
Shop: Osu shop
Arrival: 2021-07-10 20:27:55
description
1 sale rectifier square getter measurement value 66 (reject value 40) There is no manufacturer logo ※ The measured value is the GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: none

6Y6GT

Ask 19-16269-03098-00
6Y6GT
Manufacture:GE
Price: JPY 3,636(pair)
Shop: Osu shop
Arrival: 2019-01-20 20:05:33
description
Pair tube made in the USA side getter measurement value 62/58 (critical value 30) with JAN original box ※ The pair is determined based on GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: original box

807

Ask 14-46038-04749-00
807
Manufacture:RCA
Price: JPY 4,545(only one piece)
Shop: Osu shop
Arrival: 2021-05-28 12:59:17
description
1 sold in USA JAN tea base measurement 90 (rejection value 48) with original box ※ Measured value is gm value measured with tv-7 test machine (Yosuke Kojima) Accessories: original box

6V4/EZ80

Ask 16-88742-93951-00
6V4/EZ80
Manufacture:GE
Price: JPY 1,364
Shop: Osu shop
Arrival: 2016-06-13 20:15:35
description
Sold 1 (Checked by tube checker) Made in England EZ80/6V4 compatible bulb with original box ※ It is a bargain because there is dirt.

EL34

Ask 21-29502-07912-00
EL34
Manufacture:SIEMENS
Price: JPY 9,091
Shop: Osu shop
Arrival: 2021-04-17 19:50:43
description
1 sold 6CA7 compatible spherical structure and lot number determined to be made by Murad Lot: Xf2 B2E4 Measurement value 50 (rejection value 30) *Measurements are gm values measured by tester TV-7 will (Yosuke Kojima) Accessories: None

12AT7

Ask 21-31242-07949-00
12AT7
Manufacture:HITACHI
Price: JPY 1,364
Shop: Osu shop
Arrival: 2021-04-17 19:50:26
description
1 ECC81 compatible ball made in Japan Measurement value 80 (rejection value 50) with original box ※ Measured value is gm value measured by tv-7 test machine (Yosuke Kojima) Accessories: original box

EL34

Ask 21-29502-05631-00
EL34
Manufacture:不明
Price: JPY 10,909(pair)
Shop: Osu shop
Arrival: 2021-04-17 19:50:12
description
Pair tube 6CA7 compatible spherical structure determined to be RFT EL34 Measurements 48/46 (rejection value 30) with white box ※ The pair is judged based on GM value measured by tv-7 test machine (Kojima (Yosuke) Accessories: white box

EL34

Ask 21-29502-05632-00
EL34
Manufacture:不明
Price: JPY 10,909(pair)
Shop: Osu shop
Arrival: 2021-04-17 19:50:11
description
Pair tube 6CA7 compatible spherical structure determined to be RFT EL34 Measurements 46/46 (rejection value 30) with white box ※ The pair is judged based on GM value measured by the tv-7 test machine (Kojima (Yosuke) Accessories: white box

6CA7/EL34

Ask 21-31242-07942-00
6CA7/EL34
Manufacture:GE
Price: JPY 22,727(pair)
Shop: Osu shop
Arrival: 2021-04-17 19:50:10
description
Pair Tube Thick Tube Made in America Measurements 48/44 (Rejection Value 30) Replacement Box Included ※ The pair is judged based on the GM value measured on the tv-7 test machine (Yosuke Kojima) Accessories: Alternative box

EL34-G

Ask 21-30835-04820-00
EL34-G
Manufacture:RUBY
Price: JPY 10,909(pair)
Shop: Osu shop
Arrival: 2021-04-17 19:49:53
description
Pair tube 6CA7 compatible spherical structure seems to be made by RFT (gettering is thick and small) Measurements 46/44 (rejection value 30) with alternative box (the claw of the lid of the box is missing) ※ The pair is a test machine TV We judge based on Gm value measured at -7 (Yosuke Kojima) Accessories: Alternative box

5998A

Ask 20-28951-37105-00
5998A
Manufacture:GE
Price: JPY 7,273(pair)
Shop: Osu shop
Arrival: 2021-04-16 20:08:26
description
Pair Tube Bi-triode Power Tube Made in USA JAN Measurements 62/62 (Rejection Value 40) With Original Box ※ The pair is judged based on the GM value measured on the tv-7 test machine (Yosuke Kojima) Accessories: original box

5998A

Ask 20-28951-37109-00
5998A
Manufacture:GE
Price: JPY 7,273(pair)
Shop: Osu shop
Arrival: 2021-04-16 20:08:23
description
Pair Tube Bi-triode Power Tube Made in USA JAN Measurement Value 60/60 (Rejection Value 40) With Original Box ※ The pair is judged based on GM value measured on the tv-7 test machine (Yosuke Kojima) Accessories: original box

5998A

Ask 20-28951-37108-00
5998A
Manufacture:GE
Price: JPY 7,273(pair)
Shop: Osu shop
Arrival: 2021-04-16 20:08:19
description
Pair Tube Bi-triode Power Tube Made in USA JAN Measurement Value 60/60 (Rejection Value 40) With Original Box ※ The pair is judged based on GM value measured on the tv-7 test machine (Yosuke Kojima) Accessories: original box

5998A

Ask 20-28951-37110-00
5998A
Manufacture:GE
Price: JPY 2,727
Shop: Osu shop
Arrival: 2021-04-16 20:08:15
description
1 sold bi-triode power tube made in the USA JAN measurement value 58 (rejection value 40) with original box ※ Measured value is gm value measured by tv-7 tester (Yosuke Kojima) Accessories: original box

5998A

Ask 20-28951-37106-00
5998A
Manufacture:GE
Price: JPY 7,273(pair)
Shop: Osu shop
Arrival: 2021-04-16 20:08:06
description
Pair Tube Bi-triode Power Tube Made in USA JAN Measurements 62/62 (Rejection Value 40) With Original Box ※ The pair is judged based on the GM value measured on the tv-7 test machine (Yosuke Kojima) Accessories: original box

5998A

Ask 20-28951-37107-00
5998A
Manufacture:GE
Price: JPY 7,273(pair)
Shop: Osu shop
Arrival: 2021-04-16 20:08:02
description
Pair Tube Bi-triode Power Tube Made in USA JAN Measurement Value 60/60 (Rejection Value 40) With Original Box ※ The pair is judged based on GM value measured on the tv-7 test machine (Yosuke Kojima) Accessories: original box

6CA7

Ask 21-30704-04209-00
6CA7
Manufacture:MATSUSHITA
Price: JPY 4,091
Shop: Osu shop
Arrival: 2021-04-13 20:04:35
description
Unused item! (Opened for condition and measurement value check) 1 sold EL34 compatible ball Made in Japan Measurement value 54 (rejection value 30) with original box ※ Measured value is gm value measured with tv-7 test machine (Yosuke Kojima) Accessories: original box

6BH6

Ask 21-31055-07030-00
6BH6
Manufacture:GE
Price: JPY 1,364
Shop: Osu shop
Arrival: 2021-04-13 20:04:06
description
1 sold 5 pole tube made in USA Measurement value 70 (rejection value 50) with white box ※ Measured value is gm value measured with tv-7 test machine (Yosuke Kojima) Accessories: white box

EL34

Ask 21-31108-07376-00
EL34
Manufacture:不明
Price: JPY 9,091(pair)
Shop: Osu shop
Arrival: 2021-04-11 20:07:15
description
Pair tube 6CA7 compatible spherical structure determined to be RFT EL34 Measurements 48/44 (rejection value 30) Geta burn with original box is a bargain because there are many gm values measured by tester TV-7 (Yosuke Kojima) Accessories: TELEFUNKEN box
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