The price has been reduced. 2022/7/12 Selling price 110,000 yen Pair tube direct heat triode double gettering ring measurement value 72/72 (critical value 58) with original box* Pair is judged based on the GM value measured by the tester TV-7 I'm doing it (Yosuke Kojima)
Accessories: original box
Pair Tube, White Base, 10 Compatible Bulbs, Made in the USA Measurements 74/68 (Rejected Value 32) with Original Box (Both Boxes Have Missing Lids, Writes) Tape Wrapped at the Joint Between Base and Tube, Burned on the Head Yes, there is writing on the base, so it is a bargain ※ The pair is judged based on the GM value measured by the tester TV-7 (Yosuke Kojima)
Accessories: original box
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
Pair tube sidelined pentode American made short base measurement value 48/42 (critical value 36) with original box*Pair is judged based on the GM value measured with the tester TV-7 (Yosuke Kojima)
Accessories: original box
Pair tube sidelined pentode American made short base measurement value 58/56 (critical value 36) with original box*Pair is judged based on the GM value measured with the tester TV-7 (Yosuke Kojima)
Accessories: original box
Pair tube sidelined pentode American made short base measurement value 56/54 (critical value 36) with original box*Pair is judged based on the GM value measured with the tester TV-7 (Yosuke Kojima)
Accessories: original box
Pair tube direct heat triode made in America Measured value 62/52 (rejection value 47) Gm value is low, so it is a bargain ※ The pair is judged based on the GM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: None
Sold as 1 bottle 12AX7/ECC83 compatible ball High reliability tube XL print gold foot measurement value 50 (rejection value 32) with original box*The measured value is the GM value measured by the testing machine TV-7 (Yosuke Kojima)
Accessories: original box
Sold as 1 bottle 12AX7/ECC83 compatible ball High reliability tube XL print gold foot measurement value 44 (rejection value 32) with original box*The measured value is the GM value measured by the testing machine TV-7 (Yosuke Kojima)
Accessories: original box
Pair tube direct heat triode made in Russia white base measured value 76/72 (rejection area 58) with original box*The pair is judged based on the GM value measured by the tester TV-7 (Yosuke Kojima)
Accessories: original box
Sold as 1 bottle 6CA7 compatible Spherical shape, so it seems to be made of RFT Measured value 46 (rejection value 30) with original box* Measured value is expressed as the GM value measured by the testing machine TV-7 (Yosuke Kojima)
Accessories: original box
Pair tube 6CA7 compatible spherical shape seems to be made of RFT Measured value 46/44 (critical value 30) with white box*Pairs are judged based on the GM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
1 bottle sold direct heat triode rice ball type top mica, WE reprint type print that employs a fishing rod type filament is rubbed and is almost invisible, but it seems to be 300B made by Svetlana from the structure measured value 76 (rejected area 58) with replacement box*The measured value is the gm value measured by the testing machine TV-7 (Yosuke Kojima)
Accessories: Alternative box
Pair tube 6CA7 compatible ball Made in Yugoslavia Measured value 44/44 (rejection value 30) with original box*Pairs are judged based on the GM value measured by the testing machine TV-7 (Yosuke Kojima)
Accessories: original box
1 bottle sold tea base Made in America JAN Measurement value 52 (rejection value 32) with original box (claw on box lid is missing) * Measured value is expressed as GM value measured by testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair Tube 8417 Compatible Sphere Large Beam Output Tube for Hi-Fi Made in Japan with Original Box (Outer Box/Inner Box) *The pair is measured and judged by the EM value with the measuring machine TC-162 (Yosuke Kojima)
Accessories: original box
Sold as 1 bottle 12AX7 compatible ball TELEFUNKEN print, but it is judged that it is made by Moulard from the structure and code Measured value 58 (rejection value 32) There is a getter burn.*The measured value is measured by the testing machine TV-7 The Gm value that was made is displayed (Yosuke Kojima)
Accessories: None
Sold as 1 12AT7 compatible ball Made in Germany Double mica measured value 58 (rejection value 50) *The measured value is judged based on the GM value measured by the testing machine TV-7 (Yosuke Kojima)
Accessories: None
1 bottle sold 12AT7 high reliability tube double mica measured value 68 (rejection value 50) with original box*The measured value is the GM value measured by the testing machine TV-7 (Yosuke Kojima)
Accessories: original box
Sold as 1 bottle 12AT7 high reliability tube double mica measured value 70 (rejection value 50) *The measured value is the GM value measured by the testing machine TV-7 (Yosuke Kojima)
Accessories: None
Sold as 1 bottle 12AT7 high reliability tube double mica measured value 64 (rejection value 50) with original box*The measured value is the GM value measured by the testing machine TV-7 (Yosuke Kojima)
Accessories: original box
Sold as 1 bottle 274B equivalent tube British tea base ring getter measured value 68 (rejection value 40) with original box*The measured value is the GM value measured by the testing machine TV-7 (Yosuke Kojima)
Accessories: original box
Pair Tube Parallel Heat Pentode Square Getter Made in America Code: 6939/6939 Measured value 38/36 (Rejection value 25) With alternative box* Pairs are judged based on the GM value measured by the tester TV-7 We are there (Yosuke Kojima)
Accessories: Alternative box
Pair Tube Partial Heat Pentode Square Getter Made in America Code: 6939/6939 Measured value 36/36 (Rejection value 25) With alternative box* Pairs are judged based on the GM value measured by the tester TV-7 We are there (Yosuke Kojima)
Accessories: Alternative box
Pair tube 6CA7 compatible It seems to be made of RFT from spherical shape Measured value 46/44 (rejection value 30) with original box* Pairs are judged based on the GM value measured by the tester TV-7 (Yosuke Kojima)
Accessories: original box
Sold as 1 12AU7/ECC82 Compatible Bulb Made in Japan Measured Value 76 (Rejected Value 56) with Alternative Box*Measured Values are GM Values Measured with TV-7 Testing Machine (Yosuke Kojima)
Accessories: Alternative box
* Inexpensive because the gettering on one side falls off or stays Pair tube direct heat triode tube Made in Japan Measured value 80/78 (dismissal site 58) with original box* Pairs are judged based on the GM value measured by the tester TV-7 We are there (Yosuke Kojima)
Accessories: original box
Set of 2 (It seems to be the same code from the print on the base part, but since the structure is different, it is not treated as a pair) Direct Heat 3 Station Made in the USA Double Square Getter Measured Value 62/56 (Rejected Value 38) With Original Box There is no mica support on one side (it seems to be a specification because there is no trace of falling out inside) * The pair is judged based on the GM value measured by the tester TV-7 (Yosuke Kojima)
Accessories: original box
Pair tube Large transmitting tube Direct heating triode Graphite/mesh hybrid plate with sandblasting aluminum cover Teflon base gold foot measured Ip value: 46/46mA (in this amplifier (The best standard IP value is 50mA) There is a partial print peeling with the original box, and there is a scratch on the base part.* Sound output is checked with a test amplifier, and the plate current value is measured, and it is judged that the operation is good Masu (Kojima Yosuke)
Accessories: original box
Pair tube VT-76 equivalent tube Parathermal triode made in America Radiotron measured value 78/72 (rejection value 36) with original box* The pair is judged based on the GM value measured by the tester TV-7 ( (Yosuke Kojima)
Accessories: original box
1 sale mercury rectifier tube made in the USA Top plate measured value 54 (critical value 40) status photo immediately after energizing by tester (last photo) with original box ※ Measured value is gm value measured by tester TV-7 Noted (Yosuke Kojima)
Accessories: original box
1 sale mercury rectifier tube made in the USA Top plate measured value 54 (critical value 40) status photo immediately after energizing by tester (last photo) with original box ※ Measured value is gm value measured by tester TV-7 Noted (Yosuke Kojima)
Accessories: original box
1 sold rectification tube Made in Japan Measured value 58 (Rejection Value 40) Lettering is thin ※ The measured value is denoted the GM value measured by the tester TV-7 (Yosuke Kojima)
Accessories: none
1 sold rectifier tube 80 compatible ball made in Japan Measured value 62 (reject value 40) *Measured values are shown in the GM value measured by the tester TV-7 (Yosuke Kojima)
Accessories: none
1pcs Rectifier Tube VT-126 Equivalent Tube Made in Japan Ring Getter Measurement Value 56 (Reject Value 40) *Measured Value is the GM value measured by the tester TV-7 (Yosuke Kojima)
Accessories: none
1 sale rectifier square getter measurement value 66 (reject value 40) There is no manufacturer logo ※ The measured value is the GM value measured by the tester TV-7 (Yosuke Kojima)
Accessories: none
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
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
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
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
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
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
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
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
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
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
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
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
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