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- description
- Buy 1 Rectifier Tube 5AR4 Compatible Sphere Saw Plate Code:??? B2F3 measurement value 54 (rejected value 40) It is a Siemens print, but it was determined that it was made by Mullard based on the structure and date code ※The measured value is determined based on the GM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: none
- description
- Buy 1 Rectifier Tube 5AR4 Compatible Sphere Saw Plate Code:??? B2F3 measured value 56 (rejected value 40) It is a Siemens print, but it was determined that it was made by Mullard based on the structure and date code ※The measured value is determined based on the GM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: none
- description
- Pair tube smoke bell type measurement value 72/66 (rejected value 46) with white box (there is writing on the box) logo print on one side has disappeared ※The pair is determined based on the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box
- description
- Sold 1 bottle, 211 equivalent tube, large triode tube, made in America, measured IP value: 47mA (the best standard IP value for this amplifier is 50mA) 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
- Sold 1 bottle, 211 equivalent tube, large triode tube, made in America, measured IP value: 45mA (the best standard IP value for this amplifier is 50mA) 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
- Pair tube military high reliability tube 6V6GT equivalent tube black base smoke measurement value 80/80 (rejected value 46) with white box*Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: white box
- description
- Pair tube smoke square getter made in Canada JAN measured value 90/90 (rejected value 46) with original box*Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube smoke square getter made in Canada JAN measured value 88/88 (rejected value 46) with original box ※Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube pentode tube smoke measurement value 88/86 (rejection value 50) with white box, smoke condition is weak on one side ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box
- description
- Pair tube ambient heat beam tube measurement value 40/38 (rejection value 25) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
Manufacture:GOLD MONARCH
Price: JPY 13,636 Sold Out
- description
- 1 bottle sale English tea base double gettering measurement value 52 (rejected value 32) with replacement box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box
Manufacture:Western Electric
Price: JPY 152,727(pair)Sold Out
- description
- Pair tube 1997 reprint model code: 9739/9739 direct thermal triode made in America, measured value 84/80 (rejected 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
- Sold 1 bottle, VT-4C equivalent tube, large triode tube, made in America, measured IP value: 46mA (the best standard IP value for this amplifier is 50mA) 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
Manufacture:GOLD MONARCH
Price: JPY 40,909(pair)Sold Out
- description
- Pair tube, English tea base, double gettering measurement value 52/52 (rejected value 32) with original box ※Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube, 801/801A compatible ball, brown base, square getter, measured value 68/66 (rejection value 38) with box ※ pair is determined based on gm values measured with test machine TV-7 (Kojima Yosuke) Accessories: brown box
- description
- Pair tube EL34/6CA7 equivalent tube made in England lot: 7828/7828 double gettering measurement value 48/48 (rejection value 30) with original box ※ pair is determined based on GM values measured with test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube EL34/6CA7 equivalent tube made in England lot: 7811/7811 double gettering measurement value 58/50 (rejection value 30) with original box ※ pair is determined based on GM values measured with test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- 1 bottle of direct heat transistor, made in America, measured value 70 (rejection value 38) with replacement box (there is writing), model number printing is quite thin, there is slight rattling between the tube and base ※The measured values are shown as values measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box
- description
- 1 bottle sold, 12AX7 compatible ball, smooth plate, measured value 60 (rejected value 32) with original box ※ measured values indicate GM values measured with the TV-7 testing machine (Kojima Yosuke) Accessories: original box
Manufacture:TELEFUNKEN
Price: JPY 4,545 Sold Out
- description
- 1 bottle, smooth plate without diamond mark, 12AX7 compatible ball, measured value 58 (rejection value 32) with replacement box ※ measured value shows GM value measured with test machine TV-7 (Kojima Yosuke)
- description
- 1 bottle sold, 12AX7 compatible ball, smooth plate, measured value 60 (rejected value 32) with original box ※ measured values indicate GM values measured with the TV-7 testing machine (Kojima Yosuke) Accessories: original box
- description
- 1 bottle sold 12AX7 compatible ball, made in England, code: I63 B7D3 measured value 44 (rejected value 32) with white box ※ measured values indicate GM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box
- description
- 1 bottle, smooth plate, 12AU7 compatible ball, measured value 104 (rejection value 56) with original box ※ measured values indicate GM values measured with the TV-7 testing machine (Kojima Yosuke) Accessories: original box
Manufacture:TELEFUNKEN
Price: JPY 4,545 Sold Out
- description
- 1 bottle, smooth plate without diamond mark, 12AU7 compatible ball, measured value 94 (rejection value 56) with original box ※ measured value shows GM value measured with test machine TV-7 (Kojima Yosuke) Accessories: original box
Manufacture:ELECTRO HARMONIX
Price: JPY 5,909(pair)Sold Out
- description
- Pair tube, side-heat beam tube, made in Russia, measured value 44/44 (rejection value 25) with original box ※ pair is determined based on gM values measured with test machine TV-7 (Kojima Yosuke) Accessories: original box
Manufacture:TELEFUNKEN
Price: JPY 4,545 Sold Out
- description
- Sold in 1 bottle, 6DJ8 compatible ball, printed by TELEFUNEN, but it was determined from the structure and date code that it was made in the Netherlands Code: GAG Delta4L2 Measurement value 84 (rejection value 62) 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, ECL82 compatible ball, tripole, five-pole composite tube, made in Japan, measured value 76/74 (rejection value 56) *Pairs are determined based on gM values measured with the TV-7 testing machine (Kojima Yosuke) Accessories: none
- description
- 1 bottle sold, 12AU7/ECC82 compatible ball, black plate, made in America, measured value 104 (rejection value 56) *The measured value shows the GM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: none
- description
- Sold in 1 bottle, 12AX7 compatible ball, made in England, all the prints have disappeared, but I determined that it was Mullard ECC83 from the structure and dating code code code: I6? B? F2 measurement value 56 (rejection value 32) *The measured value shows the GM value measured with the TV-7 test machine (Kojima Yosuke) Accessories: none
Manufacture:TELEFUNKEN
Price: JPY 4,091 Sold Out
- description
- The 6DJ8 compatible ball sold in 1 bottle is a TELEFUNEN print, but it was determined from the structure and date code that it was made in the Netherlands. Code: GAG Delta4L2 Measurement value 96 (rejected value 62). The logo print with the original box has disappeared ※ The measured value shows the GM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube 6085 compatible ball SQ gold foot box plate measurement value 54/48 (rejection value 32) There is wear and tear on the original boxed print ※ The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
Manufacture:MATSUSHITA
Price: JPY 2,273 Sold Out
- description
- 1 bottle of rectifier tube, EZ81 compatible bulb, made in Japan, measured value 52 (rejection value 40) with original box ※The measured value shows the GM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- The 6DJ8 compatible ball sold in 1 bottle is a Mullard print, but it was determined from the structure and date code that it was made in the Netherlands Code:??? Delta2K3 measurement value 98 (rejection value 62) with white box ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box
- description
- Pair tube direct heat transistor made in America square getter measured value 72/66 (rejection value 38) *Pairs are determined based on gM values measured with the TV-7 test machine (Kojima Yosuke) Accessories: none
- description
- Pair tube, large beam output tube, 8147 compatible ball, black plate, double ring, made in Japan, replacement box included ※The pair measures and determines EM values with a measuring machine TC-162 (Kojima Yosuke) Accessories: replacement box
Manufacture:ELECTRO HARMONIX
Price: JPY 20,909(pair)Sold Out
- description
- Pair tube, direct heat transistor, white base, made in Russia, measured value 76/74 (rejection value 58) *Pairs are determined based on gM values measured with the TV-7 test machine (Kojima Yosuke) Accessories: none
Manufacture:PHILIPS ECG
Price: JPY 8,182(pair)Sold Out
- description
- Pair tube, side heat beam tube, made in America, JAN measurement value 44/42 (rejection value 25) with white box ※ pair is determined based on GM values measured with test machine TV-7 (Kojima Yosuke) Accessories: white box
- description
- Pair tube, large beam output tube, 8147 compatible bulb, gray plate for Hi-Fi, with original box (outer box/inner box) *The pair measures and determines EM values with the TC-162 measuring machine (Kojima Yosuke) Accessories: original box
Manufacture:NATIONAL ELECTRONICS
Price: JPY 8,182(pair)Sold Out
- description
- Pair tube, VT-229 equivalent tube, made in America, smoke measurement value 56/54 (rejection value 32) with brown box ※ pair is determined based on gm values measured with test machine TV-7 (Kojima Yosuke) Accessories: brown box
Manufacture:ELECTRO HARMONIX
Price: JPY 2,727 Sold Out
- description
- ※Set of 2 (not treated as a pair due to different internal structures), double triodes, made in Russia, measured value 114/110 (rejection value 50), replacement box included ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box
- description
- Pair tube, side-heat beam tube, made in Russia, measured value 38/38 (rejection value 25) with original box ※ pair is determined based on gM values measured with test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube, side-heat beam tube, made in Russia, measured value 38/38 (rejection value 25) with original box ※ pair is determined based on gM values measured with test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube, side-heat beam tube, made in Russia, measured value 38/36 (rejection value 25) with original box ※ pair is determined based on gM values measured with test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- 1 bottle, ECC83/12AX7 Compatible Ball, Black Plate, Double Mica, JRC, Made in America, Measured Value 52 (Rejected Value 32) with White Box ※ Measured values indicate GM values measured with test machine TV-7 (Kojima Yosuke) Accessories: brown box
- description
- 1 bottle, ECC83/12AX7 compatible ball, black plate, double mica, JRC, made in America, measured value 48 (rejected value 32) with white box ※ measured values indicate gM values measured with test machine TV-7 (Kojima Yosuke) Accessories: white box
Manufacture:Golden Dragon
Price: JPY 7,273(pair)Sold Out
- description
- Pair tube, 6L6 equivalent tube, made in China, measured value 38/38 (rejection value 31), original box included, there is a slight getter burn ※ pairs are judged based on GM values measured with test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- The pair tube is probably made in Russia due to its direct-heat triode structure; measured value 70/68 (rejection value 38) with original box ※ pair is determined based on numerical values measured with test machine TV-7 (Kojima Yosuke) Accessories: none
- description
- Sold in 1 bottle, 12AX7 compatible ball, made in England, all the prints have disappeared, but I determined that it was Mullard ECC83 from the structure and dating code code code: I6? B2F2 measurement value 56 (rejection value 32) *The measured value shows the GM value measured with the TV-7 test machine (Kojima Yosuke) Accessories: none
- description
- 1 bottle sold, ECC82 compatible ball, clear top side getter, measured value 92 (rejected value 56), there is rubbing on the lettering ※ The measured value shows the GM value measured with the TV-7 test machine (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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