*****SELLING TO CANADA ONLY*****
***** ONE US MADE 6L6 for TV-7 / HICKOK tube tester REFERENCE TUBE.USE IN TESTING TV7 / HICKOK IF IT NEEDS CALIBRATION OR NOT.PLEASE SPECIFY IF HICKOK OR TV7 or will send any.Having Three known parameters for each tester,
1) Transconductance,Gm.
2) Plate Current
3) Plate current in Class A / Zero bias.Also available,power tube plate current adapter with meter included.
****** Not for domestic USA,only for Canadian buyer.CANADA SHIPPING ONLY WILL BE BY USPS MAIL.
******PLEASE CHECK MY OTHER COOL AUDIO STUFF..
*****QUESTIONS ARE ALWAYS WELCOME.