Pair tube direct heat triode tube, American gothic printing lot: 8152/8152, measured value 80/80 (rejected value 58) with original box, both tubes have slight burns on the head ※pairs are judged based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
※Both are in poor condition, so they are inexpensive. 2 piece set beam tube, American ring getter lot: 8113/8113, measured value 68/68 (rejected value 47) with original box, there are few getters on one side, and white particles adhere to the inside of the tube on the other side ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box (lid is missing)
Pair tube beam tube American ring getter lot: 8113/8113 measured value 70/68 (rejected value 47) with original box*Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube, 5 pole tube, top grid lot: 7226/7226, measured value 50/46 (rejected value 30) with white box, both tubes are inexpensive because foreign matter has stayed inside the tube ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Single sale direct heat triode lot: 6526 measured value 32 (rejected value 28) with white box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Sold as 1 bottle, parathermal pentode top grid, American lot: 6426, measured value 46 (rejected value 31) with original box ※The measured values indicate gM values measured with the TV-7 testing machine (Kojima Yosuke)
Accessories: original box
Pair tube direct heat triode lot: 113/813 measured value 36/34 (rejected value 28) with white box, both tubes are inexpensive because the getters are thin ※ pairs are judged based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube, 5 pole tube, top grid lot: 6439/6852, measured value 50/48 (rejected value 30) with original box*Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: original box (the lid and nails of the box are damaged)
Pair tube 350B top plate tube double square getter made in America measured value 44/42 (rejected value 32) with white box is thought to be a reprint, but it was determined that it was WE350A based on the structure ※The measured value shows the GM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube heatwave pentode tube top grid made in America lot: 6426/6426 measured value 48/48 (rejected value 31) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
The disposal price has been reduced! Member prices are not applicable. (2013/8/24 old price 200,000 yen) It's a super rare item! This is a rare attenuator manufactured by DAVEN. Equipped with a thread resistor. Mono phone terminals (standard plugs) can only be used with Western-only ones.
Accessories: none
The disposal price has been reduced (member prices are not applicable). 2025/3/21 sales price 128,000 yen input transformer sold 1 piece only DC resistance check was performed on the WE49A amplifier super permalloy core tester (measured values described in main specifications) W82 x H91 x D67 mm 1.6 kg/piece (actual measurement, not including protrusions) (Kojima Yosuke)
Main specifications: impedance 1-2:0.866 kΩ 3-4:3.04 kΩ 5-6:0.876 kΩ 7-8:2.99 kΩ ※Some wiring was cut when checking measured values
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