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- description
- Pair tube direct heat triode tube made in Russia measured value 72/72 (rejected value 38) with original box (inner cushioning material has deteriorated) *Pairs are determined based on gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Direct thermal triode sold in England, measured value 56 (rejection value 39), there is a rattling sound inside the base with replacement box ※ measured values indicate GM values measured by the testing machine TV-7 (Kojima Yosuke) Accessories: replacement box
- description
- Direct thermal triode sold in England, measured value 58 (rejection value 39) with replacement box, no manufacturer logo print ※ measured values indicate GM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: replacement box
- description
- 1-piece direct thermal triode, Russian white base, gold foot code: 2106, measured value 76 (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
- description
- Pair tube direct heating triode made in Russia white base gold foot lot: 1810/1810 measured value 80/80 (rejection value 58) with original box* The pair is judged based on the gM value measured by the test machine TV-7 (Kojima Yosuke) Accessories: original box
Manufacture:SUN VALLEY
Price: JPY 9,091(pair)Sold Out
- description
- Pair tube Sun Valley sorter beam output tube measurement value 70/68 (rejection value 44) with original box (there is writing on the box) *The pair is judged based on the gM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: original box
Manufacture:SUN VALLEY
Price: JPY 22,727(pair)Sold Out
- description
- Pair tube large triode sunvalley sorting ball actual measurement IP value: 70mA/68mA (the best reference IP value in this amplifier is 75mA) There is discoloration in the base part*Sound in the test amplifier, plate current value has been measured and the operation has been checked (Kojima Yosuke) Accessories: none
Manufacture:SUN VALLEY
Price: JPY 18,182(pair)Sold Out
- description
- Pair tube large triode sun valley sorting ball actual measurement IP value: 72 mA/73 mA (the best standard IP value for this amplifier is 75 mA) There is getter burn*The test amplifier emits sound, the plate current value is measured, and the operation has been checked (Kojima Yosuke) Accessories: none
- description
- Pair tube, direct heat triode tube, eggplant tube, gold plated pin, Sun Valley's prime tube measurement value 66/64 (rejection value 58) with original box ※ pairs are determined based on gm values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube direct heat triode tube made in China white base gold foot measurement value 64/64 (rejection value 58) with replacement box There is a burn on the head on both sides*The pair is judged based on the gM value measured with the tester TV-7 (Yosuke Kojima) Accessories: replacement box
- description
- Pair tube direct heat triode tube made in China white base gold foot measurement value 72/68 (rejection value 58) with replacement box There is a burn on the head on both sides*The pair is judged based on the gM value measured with the tester TV-7 (Yosuke Kojima) Accessories: replacement box
Manufacture:SUN VALLEY
Price: JPY 5,909(only one piece)Sold Out
- description
- ※Only 1 bottle Sun Valley Sorting Ball Direct Heat Triode, Brown Base, Gold Foot, Made in China, Measured Value 66 (Rejected Value 58) with white box*Measured values are GM values measured with the TV-7 testing machine (Kojima Yosuke) Accessories: white box
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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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