This Sony SQD 2050 can be hooked up to a number of component stereo systems to give quadraphonic sound. I did some limited testing. The unit powers up. I then set it up with a Heathkit AP1800 preamp r

 

These are a matched set of RCA 2A3 vacuum tubes (2). Date codes on both are ET. Both measured 2300 Micro-Mhos on Hickock 1-177 tube tester.

 

Vintage TEAC 3340 4 Chanel Simul-sync stereo Reel To Reel Tape Deck DescriptionThe deck is in good condition and fully functional.Refer to my pictures to see the overall cosmetic condition. There are

 

vernsgal2 Store From a auction lot is a vintage TC-2 checker. Here's what we see. It powers up and the set line pot is working. The cathode wire is rotted. The neon short indicator is broken. Switches

 

This is an unusual, vintage item. It's a Hexadecimal arithmetic converter, made from heavy cardboard, with pivoted wheels and windows to show the settings and results. It was made in 1985 by Smith Pro

 

Denon AVR-2808CI AV Surround Receiver Owner’s Manual PRE-OWNED, LIKE NEW CONDITION All items come from smoke and pet free home Payment is expected within 24 hours of the end of the auction Sorry, no

 

8 vintage audio tubes ECC83 original Telefunken, made in Berlin / West Germany. All of the offered tubes have long, flat plates and diamond mark in glass bottom. The tubes come out of a big collection

 

140 8 track tapes. Almost ( if not all ) are Country and Weatern. I am selling "As Is ", as I have no 8 track player now. Some 20 years ago, I had a player and played a lot of them. For the last 20 ye

 

Mix Lot (25) NOS Vacuum Tubes Ham Radio including (8) RCA - 6BQ7A, 6BE6, 6J6A, 6X4, 25W4, 6BL7, 25L6, OA3(7) GE - 6267, 6BK7B, 12S17, (2) 6W4GT, 6SQ7, 6AT6(2) RAD TEL- 6AX4, 6SK7 Sheldon - 12SN7GTSylv

 

WOW.... WORLDS BEST TRIODES LOW PRICE FOR NEW OLD STOCK VINTAGE AUDIO TUBES 4 PIECES FOR ONE PRICE.. YOU GET ALL OF THEM.. KILLER TUBES TYPE E182CC YOU GET ALL FOUR TUBES. LOOK AT THE OTHER LISTINGS O