Direct thermal triode sold per bottle, made in America, code: 9752, measured value 68 (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
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
The price has been reduced. 2024/11/16 sales price 85,000 yen 1 bottle sale mesh top grid square getter code: 6626 measured value 52 (rejected value 30) with white box ※The measured values indicate GM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube large triode tube made in Japan Actual measured IP value: 46/44mA (the best standard IP value for this amplifier is 50mA) There are adhesive marks on the base part on one side, and the other side is inexpensive because there are few getters ※Sound is checked and plate current values are measured with a test amplifier, and it has been determined that operation is good (Kojima Yosuke)
Accessories: none
The price has been reduced. 2017/12/25 sales price 60,000 yen The test machine hasn't been checked, so it's being handed over as is. (The heater was OK to conduct. (Filament checks with tube checkers or amplifiers are not performed.) Sold as a single.
The price has been reduced. 2024/7/20 sales price 99,800 yen pair tube 45 special compatible ball straight heat triode fishing rod type filament measurement value 90/86 (rejected value 55) with white box*The pair is determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
The price has been reduced. 2024/11/24 sales price 85,000 yen ※There are almost no getters, so it's cheap. 1 bottle direct heat triode tube, made in America, code: 8826, measured value 76 (rejected value 58), almost no getter with original box. There is a burn mark on the top of the head ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
The price has been reduced. 2019/3/29 sales price 90,000 yen pair tube NR44 equivalent tube A.P.3832/3832 black base measurement value 58/54 (rejection value 39) There is getter burn on one side, and there is a residual sound of rattling and foreign matter inside the base on one side with a white box*The pair is determined based on the GM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
The price has been reduced. 2023/2/12 sales price 95,000 yen pair tube direct heat triode tube made in England measured value 54/50 (rejected 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 one side of the plate ※The pair is determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke)
Accessories: replacement box
Pair tube thick tube made in America, measured value 46/44 (rejected value 30) with original box on one side, there is a getter burn on one side ※The pair is determined based on the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube thick tube made in America measurement value 44/42 (rejected value 30) There is a note on the tube with the original box ※Pairs are determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube thick tube, made in America, measured value 50/46 (rejected value 30) with original box*Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
※Only 1 direct thermal triode tube Czech serial 7267 measured value 76 (rejected value 58) with replacement box*Measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: replacement box
Pair tube 12E1 equivalent tube British beam quadrupole top plate measurement value 56/54 (rejected value 40) There is writing on the top of the tube head with original box*Pairs are determined based on GM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube 12E1 equivalent tube British beam quadrupole top plate measurement value 62/56 (rejected value 40) There is writing on the top of the tube head with original box*Pairs are determined based on GM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Single sale rectifier tube 5R4GY equivalent tube tea base double gettering measurement value 52 (rejection value 40) with white box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube direct heat triode engraved Chunningham (design engraved on both tubes is different) American measured value 58/52 (rejected value 47) with white box makes an abnormal crackling noise in the tube on one side ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
*Set of 2 (not treated as a pair because the measured values are very different) TUNG SOL OEM doorknob tube measurement value 80/66 (rejected value 44) with white box ※The measured values indicate gM values measured with the TV-7 testing machine (Kojima Yosuke)
Accessories: white box
Pair tube VT-115A compatible ball smoke double square getter measurement value 40/40 (rejected value 25) with original box (box lid is missing) *Pairs are determined based on Gm values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube 6CA7 compatible ball tea base made in Slovakia lot: 9825/9825 measured value 56/56 (rejected value 30) with white box*Pairs are judged based on GM values measured with the TV-7 testing machine (Kojima Yosuke)
Accessories: white box
The price has been reduced. 2017/12/25 sales price 40,000 yen The test machine hasn't been checked, so it's being handed over as is. (The heater was OK to conduct. (Filament checks with tube checkers or amplifiers are not performed.) Sold as 1.
The price has been reduced. 2017/12/25 sales price 40,000 yen The test machine hasn't been checked, so it's being handed over as is. (The heater was OK to conduct. (Filament checks with tube checkers or amplifiers are not performed.) Sold as 1.
Pair tube 5 pole tube top grid lot: 5739/6152 measured value 44/40 (rejected value 30) adhesive is applied to the one-sided grid cap with original box and the joint part between the base and glass tube*Pairs are determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Single sale rectifier tube 5R4GY equivalent tube tea base double gettering measurement value 54 (rejection value 40) with white box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Rectifier tube sold per bottle, French square getter, measured value 52 (rejected value 40) There is an adhesive mark on the root part of the tube with the original box, and the printing on the tube has disappeared ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube direct heat triode tube, made in America, JAN smoke measurement value 62/60 (rejection value 38) with white box ※Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: white box
※There is a TELEFUNKEN ECC803S, but the printing was determined to be CV4004 from the structure, and the printing was determined to be a reprint. The plate is not a box type, only one side of the rib plate is caulked. Sold in 1 bottle, ECC83/M8137 equivalent tube, measured value 44 (rejected value 32) with a replacement box ※The measured value indicates the gM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: replacement box