For sale is one like new testing Telefunken RGN504 fuul-wave rectifier in original packaging. The tube is fully working, nothing rattling inside, base not loose. Tests like new and passed all tests (s

 

Siemens E80CC Audio Tubes NOS NIB.E80CC = 6085 SQ (special quality) boxshaped plates, tubes have a small aluminium plate inside with codes, could be tungsram made for siemens. They test great , 7.2-7.

 

Welcome to my auction, today I will be selling a knob from a mcintosh 1700 receiver. It may fit other mcintosh gear, but I don't know off hand. The knob is used, it came from a very neglected/loved re

 

Included in this auction is (1) NHT Superzero woofer. This is in great shape and sounds fantastic. This is a working speaker. This is a used speaker pulled from a damaged Superzero cabinet. Please see

 

Tube Dampers Silicone O-Ring fit 12AX7 12AU7 12AT7 12BH7 EL84 20pcs for tube amp Tube Damper Silicon Ring for amp You are bidding on a set of 20pcs high quality, high temperature industrial duty red s

 

Vintage Sankyo flip clock, early digital. This clock is in excellent working condition with only some light dust in nooks and crannies. The only real issue with this clock is that the numbers do glow

 

Up for sale are 2 Western Electric Condensers. Removed from an military power supply. # 289 A Cond. / 7 MF IV 45 A & other one is #289 C Cond. / 7.3 MF I 47 A. 5 & 1/2" long, 2 & 1/2" wide

 

Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 Very clean and pampered Revox B-77, 3 3/4 and 7 1/2 ips, 4-track, purchased in 1980, regularly maintained and used up to the p

 

For your consideration ...A lot of 12 vintage Sylvania / GE 5U4 tubes. All are tested on our B&K 707 Dyna-Jet Dynamic Mutual Conductance tube tester. You can see the test scores in the first pictu

 

A pair of RARE Siemens Klangfilm 4" AlNiCo tweeters. Very early version of this kind of speakers! Made in Germany in early 1950s. PROFESSIONAL audio quality. Diameter is 4", Impedance 6 Ohms each. Wit