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

EL34

Ask 21-28656-09093-00
EL34
Manufacture:SIEMENS
Price: JPY 10,909(pair)
Shop: Osu shop
Arrival: 2021-05-02 19:39:13
description
Pair tube 6CA7 compatible spherical structure seems to be made by RFT (gettering is thick and small) Measurement value 46/44 (rejection value 30) with original box ※ The pair is judged based on GM value measured by tv-7 tv-7 (Yosuke Kojima) Accessories: original box

6L6GC

Ask 21-31265-07884-00
6L6GC
Manufacture:SYLVANIA
Price: JPY 12,727(pair)
Shop: Osu shop
Arrival: 2021-04-18 20:29:23
description
Pair Tube Parathermal Beam Tube Made in USA Measurements 38/34 (Rejection Value 25) with original box ※ The pair is judged based on GM value measured on the tv-7 test machine (Yosuke Kojima) Accessories: original box

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 21-31242-07948-00
12AT7
Manufacture:HITACHI
Price: JPY 1,364
Shop: Osu shop
Arrival: 2021-04-17 19:50:29
description
1 sold ECC81 compatible ball Made in Japan Measurement value 106 (rejection value 50) with original box ※ Measured value is gm value measured with tv-7 test machine (Yosuke Kojima) Accessories: original box

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

Ask 21-29502-05633-00
EL34
Manufacture:TELEFUNKEN
Price: JPY 15,455(pair)
Shop: Osu shop
Arrival: 2021-04-17 19:50:03
description
Pear tube 6CA7 compatible spherical shape seems to be made by RFT. Measured value 48/46 (rejection value 30) It is a bargain because there is a getter burn ※ The pair is judged based on GM value measured by the tv-7 testing machine will (Yosuke Kojima) Accessories: None

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

EL34-G

Ask 21-30835-04821-00
EL34-G
Manufacture:RUBY
Price: JPY 10,909(pair)
Shop: Osu shop
Arrival: 2021-04-17 19:49:52
description
Pair tube 6CA7 compatible spherical structure seems to be made by RFT (gettering is thick and small) Measurement value 44/44 (rejection value 30) with alternative box ※ The pair is determined based on GM value measured by tv-7 tv-7 We are (Yosuke Kojima) Accessories: Alternative box

6CA7

Ask 21-29502-07910-00
6CA7
Manufacture:MATSUSHITA
Price: JPY 8,182(pair)
Shop: Osu shop
Arrival: 2021-04-16 20:09:01
description
Pair tube EL34 compatible spheres Made in Japan Measurements 54/50 (rejection value 30) *The pair is determined based on gm values measured on the tv-7 test machine (Yosuke Kojima) Accessories: None

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

5998

Ask 20-28951-37102-00
5998
Manufacture:TUNG SOL
Price: JPY 13,636(pair)
Shop: Osu shop
Arrival: 2021-04-16 20:07:51
description
Set of 2 (the internal structure is the same due to the presence or absence of JAN print and the difference of some prints) 421A compatible spheres made in the USA bipolar power tube measurements 48/46 (rejection value 40) with a white box (written in the box) ※ Measured values are gm values measured on tv-7 (Yosuke Kojima) Accessories: white 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

6V6GT

Ask 21-30704-04210-00
6V6GT
Manufacture:TOSHIBA
Price: JPY 6,364(pair)
Shop: Osu shop
Arrival: 2021-04-13 20:04:32
description
Pair tube Made in Japan Communication 92/90 (rejection value 46) with original box (some writing on the box) * The pair is judged based on the gm value measured by the 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 21-31108-07375-00
EL34
Manufacture:TELEFUNKEN
Price: JPY 11,818(pair)
Shop: Osu shop
Arrival: 2021-04-11 20:07:16
description
Pair tube 6CA7 compatible spherical structure and some remaining prints determined to be RFT EL34 (TELEFUNKEN print) Measured 46/46 (critical value 30) Geta burn with original box It is a bargain for many ※ The pair is judged based on the GM value measured by the tv-7 test machine (Yosuke Kojima) Accessories: Alternative 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

12AZ7

Ask 21-31153-07338-00
12AZ7
Manufacture:McIntosh
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-04-09 20:09:51
description
Sold 1 McIntosh Print Used for drive tubes of the company's MC275CE Made in China. Measured value 62 (rejection value 50) * Measurements are gm values measured on tv-7 tv-7 (Yosuke Kojima ) Accessories: None

12AZ7

Ask 21-31153-07337-00
12AZ7
Manufacture:McIntosh
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-04-09 20:09:37
description
Sold 1 McIntosh Print Used for drive tubes of the company's MC275CE Made in China (rejection value 50) * Measurements are gm values measured on tv-7 tv-7 (Yosuke Kojima ) Accessories: None

300B

Ask 21-31085-06482-00
300B
Manufacture:曙光電子
Price: JPY 7,273
Shop: Osu shop
Arrival: 2021-04-01 19:51:34
description
1 Direct Thermal Triode Made in China Measurements 74 (Reject Value 58) with White Box ※Measurements are gm values measured with tv-7 tv-7 (Kojima Yosuke) Accessories: white box

6BQ5

Ask 21-30502-02868-00
6BQ5
Manufacture:NEC
Price: JPY 5,455(pair)
Shop: Osu shop
Arrival: 2021-03-27 19:51:01
description
Pair tube EL84-compatible bulb 5 pole tube made in Japan Measurements 66/60 (rejection value 50) * The pair is judged based on the GM value measured by the tv-7 test machine (Yosuke Kojima) Accessories: None

5963

Ask 20-26971-20098-00
5963
Manufacture:SYLVANIA
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:13:25
description
1 Sold 12AU7/ECC82 Compatible Sphere Made in USA USN/CHS Measured Value 86 (Rejection Value 56) There is a GETTA burn with original box ※ The measurement is the GM value measured by the tester TV-7 will (Yosuke Kojima) Accessories: original box

5963

Ask 20-26971-20099-00
5963
Manufacture:SYLVANIA
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:13:25
description
1 Sold 12AU7/ECC82 Compatible Bulb Made in USA USN/CHS Measured Value 84 (Rejection Value 56) There is a GETTA burn with original box ※ The measurement is the GM value measured by the tester TV-7 will (Yosuke Kojima) Accessories: original box

5963

Ask 20-26971-20097-00
5963
Manufacture:SYLVANIA
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:13:24
description
1 Sold 12AU7/ECC82 Compatible Sphere Made in USA USN/CHS Measured Value 86 (Rejection Value 56) There is a GETTA burn with original box ※ The measurement is the GM value measured by the tester TV-7 will (Yosuke Kojima) Accessories: original box

12BH7A

Ask 20-79646-19046-00
12BH7A
Manufacture:MATSUSHITA
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:13:20
description
1 ECC99 Compatible Ball Voltage Amplifier Tube Made in Japan Measurements 62 (Rejection Value 30) *Measurements are gm values measured with tv-7 tester (Yosuke Kojima) Accessories: None

12BH7A

Ask 20-79646-19045-00
12BH7A
Manufacture:MATSUSHITA
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:13:18
description
1 ECC99 Compatible Ball Voltage Amplifier Tube Made in Japan Measurements 64 (Rejection Value 30) *Measurements are gm values measured with tv-7 tester (Yosuke Kojima) Accessories: None

12AU7

Ask 20-20639-00150-00
12AU7
Manufacture:NEC
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:13:15
description
1 ECC82 Compatible Ball Made in Japan Communication Measurement Value 98 (Rejection Value 56) *Measured values are gm values measured with tv-7 test machine (Yosuke Kojima) Accessories: None

12AU7

Ask 20-20639-00104-00
12AU7
Manufacture:HITACHI
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:13:14
description
1 sold ECC82 compatible ball made in Japan communication measurement value 90 (critical value 56) Logo rubbing is a lot ※ The measured value is the gm value measured by the tv-7 tester (Yosuke Kojima)

12AU7A

Ask 20-20639-00151-00
12AU7A
Manufacture:NEC
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:13:13
description
1 ECC82 compatible ball Made in Japan Measurement value 118 (rejection value 56) There are many rubbing disappearance of the print ※ The measured value is the gm value measured by the tv-7 tv-7 (Kojima Yosuke) Accessories: None

12AU7

Ask 20-20639-00105-00
12AU7
Manufacture:NEC
Price: JPY 1,364
Shop: Osu shop
Arrival: 2021-03-20 20:13:12
description
1 ECC82 Compatible Ball Made in Japan Communication Measurement Value 102 (Rejection Value 56) Getter is slightly thinner ※ Measured value is gm value measured on tv-7 test machine (Yosuke Kojima) Accessories: None

12AU7A

Ask 20-20639-00159-00
12AU7A
Manufacture:不明
Price: JPY 1,364
Shop: Osu shop
Arrival: 2021-03-20 20:13:11
description
1 sold ECC82 compatible ball measurement value 102 (rejection value 56) The logo has been disappeared, but it seems to be made in Japan from the design and internal shape of the print ※ The measured value is denoting the GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: None

5963

Ask 20-20639-00139-00
5963
Manufacture:TOSHIBA
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:13:10
description
1 sold 12AU7/ECC82 compatible bulb Made in Japan Measurement value 112 (critical value 56) Logo rubbing is a lot ※ Measured value is gm value measured by tv-7 tv-7 (Kojima Yosuke) Accessories: None

12AU7

Ask 20-20639-00161-00
12AU7
Manufacture:NEC
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:13:10
description
1 ECC82 compatible ball made in Japan communication measurement value 96 (critical value 56) *Measured values are gm values measured with tv-7 test machine (Yosuke Kojima) Accessories: None

5963

Ask 20-26971-20096-00
5963
Manufacture:SYLVANIA
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:13:07
description
1 Sold 12AU7/ECC82 Compatible Sphere Made in USA USN/CHS Measured Value 86 (Rejection Value 56) There is a GETTA burn with original box ※ The measurement is the GM value measured by the tester TV-7 will (Yosuke Kojima) Accessories: original box

12AU7

Ask 20-20639-00085-00
12AU7
Manufacture:不明
Price: JPY 1,364
Shop: Osu shop
Arrival: 2021-03-20 20:13:03
description
1 sold ECC82 compatible sphere measurement value 78 (rejection value 56) The logo has been disappeared, but it seems to be made in Japan from the design and internal shape of the print ※ The measured value is denoting the GM value measured by the tester TV-7 (Yosuke Kojima) Accessories: None

5814A

Ask 20-20639-00142-00
5814A
Manufacture:NEC
Price: JPY 1,364
Shop: Osu shop
Arrival: 2021-03-20 20:13:03
description
1 sold 12AU7/ECC82 compatible bulb Made in Japan Measurement value 92 (rejection value 56) There is a getta burn ※ Measured value is gm value measured with tv-7 test machine (Yosuke Kojima) Accessories: None

5963

Ask 20-20639-00087-00
5963
Manufacture:Hewlette Packard
Price: JPY 2,273
Shop: Osu shop
Arrival: 2021-03-20 20:13:01
description
1 sold 12AU7/ECC82 compatible bulb Made in the USA Measurements 110 (critical value 56) *Measured values are gm values measured with tv-7 tester (Yosuke Kojima) Accessories: None

5814A

Ask 20-20639-00145-00
5814A
Manufacture:不明
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:13:00
description
1 Sold 12AU7/ECC82 Compatible Ball Double Mica Made in Japan Measurements 84 (Rejection Value 56) Logo print disappeared ※ Measured value is gm value measured with tv-7 test machine (Kojima (Yosuke) Accessories: None

12AU7

Ask 20-20639-00090-00
12AU7
Manufacture:MATSUDA
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:13:00
description
1 sold ECC82 compatible ball Made in Japan Measurement value 92 (rejection value 56) The print is thinner ※ Measured value is gm value measured by tv-7 test machine (Yosuke Kojima) Accessories: None

12AU7

Ask 20-20639-00146-00
12AU7
Manufacture:NEC
Price: JPY 1,364
Shop: Osu shop
Arrival: 2021-03-20 20:12:59
description
1 sold ECC82 compatible sphere Made in Japan communication measurement value 100 (rejection value 56) Getter is slightly thin* The measured value is gm value measured on the tv-7 test machine (Yosuke Kojima) Accessories: None

12AU7

Ask 20-20639-00147-00
12AU7
Manufacture:HITACHI
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:12:58
description
1 sold ECC82 compatible ball made in Japan measurement value 90 (critical value 56) Print rubbing is a lot of gm value measured by tv-7 test machine (Yosuke Kojima) Accessories: None

12AU7

Ask 20-20639-00080-00
12AU7
Manufacture:TOSHIBA
Price: JPY 1,818
Shop: Osu shop
Arrival: 2021-03-20 20:12:48
description
1 ECC82 compatible ball made in Japan measurement value 70 (rejection value 56) *Measured value is gm value measured by tv-7 tester (Yosuke Kojima) Accessories: None

VT-4C

Ask 21-30817-04837-00
VT-4C
Manufacture:GE
Price: JPY 50,000(pair)
Shop: Osu shop
Arrival: 2021-03-15 20:07:25
description
Pair Tube 211 Equivalent Tube Large Triode Made in USA Actual Measured IP Value: 47/47mA (The best reference IP value for this amplifier is 50mA) One side lettering is partially disappeared ※ sound in test amplifier Checking and measuring plate current values, we have judged that operation is good (Yosuke Kojima) Accessories: None
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