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

A2500Japan

Ask 19-22362-31051-00
A2500
Manufacture:LUXKIT
Original price: JPY 42,100
Price: JPY 152,727
Japan 1972 made
Arrival: 2019-06-15 20:13:43
description
The A2500 is a tube type power amplifier kit that has been replaced with speaker terminals that are easy to use even for beginners. 6AQ8 for the first stage and 12AU7 for the phase reversal stage both use triodes. Since triodes are used across all stages, the sound is taut and bright, with excellent nude characteristics. The exterior has dullness over time, rust, and small scratches. Serial 560561 (Miura Kimiya) Maintenance information: 2018.4.28 Maintained (printed circuit board resistor replaced. (Adjustment characteristics check OK) 2014.11.21 maintenance completed (input VR, vacuum tube socket, coupling capacitor, SP terminal, BIAS DC BAL, semi-VR, each deterioration exchange, adjustment, characteristic check OK) Accessories: instruction manual Main specifications: 6 RA8 push-pull 6 RA8 x 4/12 AU7 x 2/6AQ8 10W+10W W410 x H145 (with hood) x D190 mm 9.6 kg

ECC82

Ask 23-33831-15064-00
ECC82
Manufacture:不明
Price: JPY 2,273
Shop: Osu shop
Arrival: 2023-07-17 19:53:44
description
Sold 1 bottle 12AU7 compatible sphere smooth plate measurement value 106 (rejection value 56) The printing with the white box has almost disappeared, but it was determined that it was an ECC82 made in Yugoslavia from the structure*The measured value represents the gm value measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

CV4004

Ask 23-38296-03833-00
CV4004
Manufacture:不明
Price: JPY 10,000
Shop: Osu shop
Arrival: 2023-07-17 19:53:28
description
※There is a TELEFUNKEN ECC803S, but from the structure, it was determined that the printing was a reprint. The plate is not a box type, only one side of the rib plate is rib plate sold per bottle ECC83/M8137 equivalent tube measurement value 38 (rejection value 32) with replacement box ※ The measured value represents the GM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box

CV4004

Ask 23-38296-03832-00
CV4004
Manufacture:不明
Price: JPY 10,909
Shop: Osu shop
Arrival: 2023-07-17 19:53:27
description
※There is a TELEFUNKEN ECC803S, but from the structure, it was determined that the printing is CV4004, the printing is a reprint. The plate is not a box type, only one side of the rib plate is rib plate sold per bottle ECC83/M8137 equivalent tube measurement value 42 (rejection value 32) with replacement box ※ The measured value represents the GM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box

EL34B

Ask 21-32235-20337-00
EL34B
Manufacture:TUNG SOL
Price: JPY 4,091(pair)
Shop: Osu shop
Arrival: 2023-07-15 20:11:30
description
Pair tube 6CA7 compatible sphere Russian reprint model measurement value 46/42 (rejection value 30) white box with getter burn ※The pair is determined based on the GM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

EL34B

Ask 21-32235-17880-00
EL34B
Manufacture:TUNG SOL
Price: JPY 4,091(pair)
Shop: Osu shop
Arrival: 2023-07-15 20:11:29
description
Pair tube 6CA7 compatible sphere Russian reprint model measurement value 52/48 (rejection value 30) white box with getter burn ※The pair is determined based on the GM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

EL34G

Ask 23-39373-11317-00
EL34G
Manufacture:SOVTEK
Price: JPY 5,455(pair)
Shop: Osu shop
Arrival: 2023-07-15 20:11:28
description
Pair tube 6CA7 compatible ball made in Russia, measurement value 46/44 (rejection value 30) with original box*The pair is determined based on the GM value measured by the test machine TV-7 (Kojima Yosuke) Accessories: original box

EL34G

Ask 23-39373-11319-00
EL34G
Manufacture:SOVTEK
Price: JPY 5,455(pair)
Shop: Osu shop
Arrival: 2023-07-15 20:11:27
description
Pair tube 6CA7 compatible ball made in Russia, measurement value 46/44 (rejection value 30) with original box*The pair is determined based on the GM value measured by the test machine TV-7 (Kojima Yosuke) Accessories: original box

6550C

Ask 21-33203-22674-00
6550C
Manufacture:SVETLANA
Price: JPY 9,091(pair)
Shop: Osu shop
Arrival: 2023-07-14 19:09:40
description
Pair tube KT88 compatible sphere Russian metal brown base measurement value 50/50 (rejection theory 44) there is writing on the base with the blue box ※The pair is determined based on the GM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: blue box

6336A

Ask 22-36933-48596-00
6336A
Manufacture:CETRON
Price: JPY 27,273(pair)
Shop: Osu shop
Arrival: 2023-07-13 20:09:13
description
Pair tube, triode, metal base, made in America, with original box*Pairs are determined based on EM values measured by the SENCORE TC-162 testing machine (Kojima Yosuke) Accessories: original box

管球王国vol.22

20-90006-28810-60
管球王国vol.22
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2023-07-11 13:12:38
description
※Shipping service. Separate volume stereo sound, tube kingdom/special feature = field type unit research/WE16A+555 combination/thorough audition of the latest preamp/putting together a WE91 type kit/published on 2001.11.25. The photo is a sample, so the actual item may be broken, have marks, etc.

211

Ask 22-34955-33526-00
211
Manufacture:Haltron
Price: JPY 21,818
Shop: Osu shop
Arrival: 2022-10-08 20:05:19
description
Large triode sold per unit measured IP value: 50 mA (the best standard IP value for this amplifier is 50 mA) There is a getter burn with the original box ※ I checked the sound output and measured the plate current value with the test amplifier, and it was determined that the operation was good (Kojima Yosuke) Accessories: original box

NR44

Ask 23-38135-07623-00
NR44
Manufacture:不明
Price: JPY 72,727(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

UV-211-A

Ask 23-38135-05636-00
UV-211-A
Manufacture:不明
Price: JPY 50,000
Shop: Osu shop
Arrival: 2023-03-21 20:01:57
description
The large triode print sold in Japan has disappeared, but I think it was made by NEC from the structure. Measured IP value: 45 mA (the best standard IP value for this amplifier is 50 mA) with the original box ※ I checked the sound output with the test amplifier and measured the plate current value, and it has been determined that the operation is good (Kojima Yosuke) Accessories: original box

S-38B

Ask 23-38647-05466-00
S-38B
Manufacture:不明
Price: JPY 1,818
Arrival: 2023-03-21 20:01:50
description
Set of 4 This is a 12-pin vacuum tube socket for 50CA10. It seems unused (Murakoshi Yoichi) Accessories: none

6336A

Ask 23-38257-02847-00
6336A
Manufacture:CETRON
Price: JPY 27,273(pair)
Shop: Osu shop
Arrival: 2023-02-13 19:49:13
description
Pair tube triode metal base, made in America, original with box ※ The pair was determined based on the EM value measured by the SENCORE TC-162 tester (Kojima Yosuke) Accessories: original box

PX4

Ask 23-38257-02860-00
PX4
Manufacture:OSRAM
Price: JPY 86,364(pair)
Shop: Osu shop
Arrival: 2023-02-12 20:05:04
description
Pair tube direct thermal triode made in England measured value 54/50 (rejection 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 the plate on one side ※ The pair was determined based on the GM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: replacement box

VT-52

Ask 22-37780-54778-00
VT-52
Manufacture:UNITED ELECTRON
Price: JPY 34,545(pair)
Shop: Osu shop
Arrival: 2023-01-09 20:09:51
description
Pair tube 45 Special/38142 compatible ball, direct heat triode, fishing rod type, filament measurement value 120/118 (rejection value 55) with original box ※ The pair was determined based on the GM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: original box

CV345

Ask 15-00822-62398-00
CV345
Manufacture:ITT
Price: JPY 9,091
Shop: Osu shop
Arrival: 2015-09-11 20:05:49
description
Pair tube (checked with a tube checker) beam quadrupole. There is a brown base and original box. ※The logo is scratched.

CV345

Ask 16-07266-11819-00
CV345
Manufacture:ITT
Price: JPY 7,273
Shop: Osu shop
Arrival: 2016-10-10 20:09:34
description
Pair tube (checked with a tube checker) beam quadrupole. There is a tea box. Measured value 36,34/30 (rejection value) *The pair was determined based on the GM value measured by the testing machine TV-7. The ※ logo is scratched, so it's a bargain.

VT-52

Ask 22-36377-46344-00
VT-52
Price: JPY 34,545(pair)
Shop: Osu shop
Arrival: 2022-10-23 20:21:23
description
Pair tube 45Special compatible spherical triode fishing rod type filament measurement value 100/92 (rejection value 55) *Pairs are judged based on GM values measured by test machine TV-7 (Kojima Yosuke) Accessories: none

VT-52

Ask 22-36377-46342-00
VT-52
Manufacture:NATIONAL UNION
Price: JPY 36,364(pair)
Shop: Osu shop
Arrival: 2022-10-23 20:16:28
description
Pair tube 45Special compatible spherical triode fishing rod filament measurement value 94/86 (rejection value 55) *Pairs are judged based on GM values measured by test machine TV-7 (Kojima Yosuke) Accessories: none

6FQ7

Ask 11-62720-27783-00
6FQ7
Manufacture:MATSUSHITA
Price: JPY 1,818(only one piece)
Shop: Osu shop
Arrival: 2012-01-08 20:09:14
description
Sold as 1 (checked by Tube Chucker) 6CG7 compatible bulb

VT-52

Ask 21-33538-24403-00
VT-52
Manufacture:NATIONAL UNION
Price: JPY 31,818(pair)
Shop: Osu shop
Arrival: 2022-07-22 19:48:58
description
Pair Tube 45Special/38142 Compatible Ball Fishing Rod Type Filament Measurement Value 98/92 (Rejection Value 55) Geta Burns, is a bargain because it has decreased ※The pair is GM measured with the tester TV-7 Judgment is based on the value (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

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 20-28951-37107-00
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

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

6336A

Ask 20-26993-20374-00
6336A
Manufacture:不明
Price: JPY 4,545
Shop: Osu shop
Arrival: 2020-04-03 20:11:49

管球王国vol.56

20-90006-28844-60
管球王国vol.56
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-16 14:44:40

管球王国vol.39

20-90006-28827-60
管球王国vol.39
Price: JPY 1,182
雑誌・書籍1000円以上で送料無料
Arrival: 2020-10-25 13:04:59

管球王国vol.92

20-90006-35518-60
管球王国vol.92
Price: JPY 1,818
雑誌・書籍1000円以上で送料無料
Arrival: 2020-09-22 13:14:31

管球王国vol.46

20-90006-28834-60
管球王国vol.46
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-08 13:24:04

管球王国vol.18

20-90006-28806-60
管球王国vol.18
Price: JPY 1,818
雑誌・書籍1000円以上で送料無料
Arrival: 2020-09-10 13:50:08

6L6G

Ask 20-27494-32652-00
6L6G
Manufacture:SYLVANIA
Price: JPY 6,364
Shop: Osu shop
Arrival: 2020-08-14 19:45:47

管球王国vol.52

20-90006-28840-60
管球王国vol.52
Price: JPY 1,182
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-13 13:22:42

管球王国vol.60

20-90006-28848-60
管球王国vol.60
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-16 14:44:14

管球王国vol.51

20-90006-28839-60
管球王国vol.51
Price: JPY 1,636
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-13 13:22:44

管球王国vol.48

20-90006-28836-60
管球王国vol.48
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-08 13:24:00

管球王国vol.49

20-90006-28837-60
管球王国vol.49
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-08 13:23:57

管球王国vol.44

20-90006-28832-60
管球王国vol.44
Price: JPY 1,182
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-05 13:24:12

管球王国vol.37

20-90006-28825-60
管球王国vol.37
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-03 16:08:53

5881

Ask 19-24407-60470-00
5881
Manufacture:SYLVANIA
Price: JPY 3,636
Shop: Osu shop
Arrival: 2019-11-10 12:26:36

2H66

Ask 19-24163-59715-00
2H66
Manufacture:HITACHI
Price: JPY 2,727
Shop: Osu shop
Arrival: 2019-10-25 19:13:29

6754

Ask 19-24546-61396-00
6754
Manufacture:BENDIX
Price: JPY 4,545
Shop: Osu shop
Arrival: 2019-10-24 19:56:22

6754

Ask 19-24546-61395-00
6754
Manufacture:BENDIX
Price: JPY 4,545
Shop: Osu shop
Arrival: 2019-10-24 19:56:19
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