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- description
- Pair tube, 211 equivalent tube, large triode tube, made in America, actual measured IP value: 49/47 mA (the best standard IP value for this amplifier is 50 mA) with white 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: white box
- description
- Selling 1 bottle, thick tube, 300B equivalent tube, direct heat triode, English tea base code: 7512, measured value 64 (rejected value 58) with white box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: white box
- description
- Pair tube, 300B equivalent tube, direct heat triode tube, British tea base code: 7425/7425, measured value 68/66 (rejected value 58) with original box ※ pair is determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube, 300B equivalent tube, direct heat triode tube, British tea base code: 7425/7425, measured value 64/64 (rejected value 58) with original box ※ pair is determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Sold 1 bottle, 300B equivalent tube, direct heat triode tube, English tea base code: 7420, measured value 64 (rejected value 58) with original box ※The measured values indicate GM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Single sale direct heat triode tube, square getter, made in Japan, measured value 78 (rejected value 58) with original box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Direct heat triode sold per bottle, made in Japan, double gettering measurement value 78 (rejected value 58) with original box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube direct heat triode tube made in Russia, measured value 88/86 (rejected value 58) with original box ※Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box
Manufacture:Western Electric
Price: JPY 270,909(pair)
- description
- Pair tube direct heat triode tube made in America lot: 8826/8826 measured value 74/70 (rejected value 58) with original box ※ pair is determined based on gM value measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube direct heat triode made in America lot: 9107/9109 measured value 68/68 (rejected value 58) with original box, fewer getters on both sides (of which one side decreased drastically), tube burn on the head, and dirt on the tube*Pairs are judged based on gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube ambient heat beam tube English tea base lot: 7509/7509 measured value 72/70 (rejected value 44) with original box in good condition ※The pair is judged based on the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube ambient heat beam tube English tea base lot: 7509/7509 measured value 66/66 (rejected value 44) with original box in good condition ※The pair is judged based on the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube high output ambient heat beam tube lot: 1603/1603 Russian measured value 78/72 (measured with KT88 settings, rejected value 44) with original box*Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube high output ambient heat beam tube lot: 1506/1506 Russian measured value 80/78 (measured with KT88 settings, rejected value 44) with original box*Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube direct heat triode made in America lot: 9745/9745 measured value 70/68 (rejected value 58) There is a getter missing on one side (see image 4) *Pairs are determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke) Accessories: none
- description
- Sold 1 bottle CV378 equivalent tube, large output type rectifier tube, tea base, made in England code: IS1 B7F3, measured value 62 (rejected value 40) with tea box, there is a burn mark on the head of the tube ※The measured value indicates the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: tea box
- description
- Sold 1 bottle CV378 equivalent tube, large output type rectifier tube, tea base, made in England code: IS1 B4A1, measured value 64 (rejected value 40) with tea box, there is a burn mark on the tube head ※The measured value indicates the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: tea box
- description
- Sold 1 bottle CV378 equivalent tube, large output type rectifier tube, tea base, made in England code: IS1 B2J2 measured value 64 (rejected value 40) with tea box, in good condition ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: tea box
- description
- Pair tube, ambient heat beam tube, made in China, measured value 70/68 (rejected value 44) with white box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box
Manufacture:MATSUSHITA
Price: JPY 2,727(only one piece)
- description
- Single sale double triode voltage amplifier tube, made in Japan, measured value 68 (rejected value 30) with replacement box ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box
Manufacture:MATSUSHITA
Price: JPY 3,636(only one piece)
- description
- Sold 1 bottle EL84 compatible spherical pentode tube, made in Japan, W mark measurement value 80 (rejected value 50) with original box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Sold 1 bottle E182CC compatible ball, American box plate, measured value 58 (rejected value 40) with original box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube, E182CC compatible sphere, American box plate, measured value 50/50 (rejected value 40) with original box ※Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube E182CC compatible ball American box plate measured value 52/50 (rejected value 40) with original box*Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Sold 1 bottle 6X4 compatible ball rectifier tube square getter measurement value 60 (rejection value 40) There is burn inside the tube with replacement box*The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box (the nails on the box are missing)
Manufacture:MATSUSHITA
Price: JPY 6,364
- description
- Single sale rectifier tube GZ34 compatible ball made in Japan flat head double gettering communication measurement value 54 (rejected value 40) with white box ※The measured values indicate GM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box
- description
- Pair tube direct heat triode tube, white base, made in Slovakia, measured value 76/74 (rejected value 58) with original box*Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube direct heat triode tube, white base, made in Slovakia, measured value 72/70 (rejected value 58) with original box ※The pair is determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube direct heat triode brown base black plate measured value 64/60 (rejected value 38) with original box*Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- ※The condition of the 2 tubes is very different, so they are inexpensive (the structure is the same) Direct Thermal Triode American-made side getter measurement value 60/60 (rejection value 38) There is a burn on the tube head on one side ※The measured value indicates the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: none
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Hi-Fi Do Record Shops Softs, Audio parts and Tubes can ship overseas.Ordinary,we use EMS but for large order,we use SAL or Surface.For Asia,it cost 1,200JPY/1LP,900JPY/1CD.Please check at the shipping cost table for more detail.
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