1x RCA & 1x Amperex Vintage 6U8A Vacuum Tubes, Both Test Strong
Here we have two vintage 6U8A vacuum tubes — One RCA and one Amperex. Both have been tested, with strong results (RCA- 100 & Amperex 82). Neither showed any sign of leaks or shorts.
General Electric Electronic Tube (1964) 6AU6A Open Box Marked New
As shown. Thanks for looking.
ECF82 6U8A TUNGSRAM VINTAGE AUDIO TUBE NOS NIB (1970) *eTracer #12C89
The ECF82 6U8A is a dual purpose tube designed for VHF tuners, re-purposed for high fidelity audio. Tube was manufactured by Tungsram, a top quality producer, for distribution by Ultron in West Germany.
NOS Philips Australia Hendon ECF82 6U8A Tube Valve McIntosh MX-110 6KD8 6678 NIB
Made at Philip’s Hendon Plant in Australia. Tube tests ‘NOS’ & Balanced on Hickok 600A. Price is per Tube.
6 Pcs. Vacuum Tubes 6U8A Silvertone ITT, Curtis Mathes, Zenith Beckman tested
Tested good with Heathkit TT-1.
5814A Match Balance 2 Tubes Triple Mica New (New Old Stock) 1Year Warranty 12AU7
Reference tube is tested first then the tube listed for sale.
