vintage quenched spark plate 5 inches long and 3.5 inches wide and 3/4 all I know is its from engineering lab and I found the drawing in a folder that deals with tesla coils ,I have no idea why there

 

Auction is for Four OA2WA Philips ECG vacuum tubes. All 4 have the same date of manufacture which is in 1952. These were made by Philips in the USA. New old stock tubes. Not in original boxes. Note th

 

Up for auction is a lot of 4 6SL7GT tubes. They have been tested on a newly calibrated B&K 707 for mutual conductance where 22% is minimum good. They test as follows RCA 42/45, RCA 55/50, RCA 40/4

 

One RARE RCA VT-231 6SN7GT Round Plate Oval Mica Black Glass Tube Match TV-7D/U Reading - 72/42; Min - 50/50 Made in USA by RCA You are bidding on One RARE RCA VT-231 6SN7GT Round Plate Oval Mica Blac

 

You are bidding on a used Marantz Headshell and SHURE M95ED CARTRIDGE without needle. It has 2 small nicks but presentable. Please look at pics for details about it. Part is AS IS with no returns USA

 

HP-22S RARE VINTAGE CALCULATOR *Rare calculator is in good condition and works, but won't pass keyboard self test.*All the fucntions and buttons seem to work, but won't pass keyboard test. *Includes 3

 

i000000 Vintage Hitachi TRQ-707 4 Track Reel to Reel Tape Recorder, Solid State Click Photos to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to En

 

This vintage reel to reel tape recorder, spirit of st louis edition made for the S.O.S.L collection. Reel Media Center Serial no: 06.33230673 P Control Certificate May 1927. Nostalgic Reel to Reel rec

 

NO RESERVE NICE OLDER UNIT HAS A FEW SCRATCHES AND SCUFFS.TESTED EVERYTHING EXCEPT THE 8 TRACK PLAYER AS I DO NOT HAVE A TAPE.EVERYTHING ELSE WORKS VERY GOOD PULLS IN STATIONS VERY WELL.YOU ARE BIDDIN

 

kowloontown Store 16x Female Amplifier RCA 16 Pairs GOLD Female Amplifier RCA Jack Chassis Sockets Guarantee Brand New And well Protected For Delivery 　 　 　 Product Description Condition: Brand