Up for auction is one of my other most prized pieces of vintage test equipment, my Eico 625 Tube Tester. This unit is complete with the 610 adapter and tube chart data through 1978. I just don't have

 

You are bidding on 6P3S (5881,6L6,6L6G​T,6L6GC) Lot of 4 Tubes, NOS, mill. testing stamps, from 60's Shipping via Airmail to EU countries is 6,5usd and $9 other countries. The items will be shipped

 

DATAMATH CALCULATOR MUSEUM sells on eBay Texas Instruments Bossard Bolted Joint Calculator - FRANKEN TI-58X Introduced together with the legendary TI-59, the TI-58 introduced a novelity, the Solid Sta

 

1x 8PCS 9 PIN PCB bakelite VACCUM TUBE SOCKET SAVER FOR 12AX7 12AU7 AUDIO tube amp TUBE SOCKETS FOR AUDIO AMP Description: As photoCondition: New Quantity: 8 piecesFor 9pins tube: 12AU7, 12AX7...Worki

 

1 vintage double rectifier tube GZ34, labeled Valvo, made by Mullard / Blackburn, Great Britain Acid code in glass: f32 / B2 A4 Test on German tube tester Funke W19 with very good and strong results:

 

You are looking at a lovely strong matched pair of rare Tung Sol USA black glass 12AU7's, a premium ECC82/12AU7 that is highly sought after. These are identical RCA USA manufacture tubes. The printing

 

PUCKHOGGER85 Store HUGE LOT OF 50 PLUS RADIO VACUUM TUBES NO. 44,35/51 6BY5 MANY MORE PART OF A LARGE COLLECTION OF ANTIQUE RADIO TUBES AND RADIOS WE ARE SELLING THIS MONTH THESE ARE PART OF AN ESTATE

 

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

 

Here is a good used Sansui 331 receiver. It is tested working and sounds great. It is in excellent condition with minor wear from use. Power output: 12 watts per channel into 8 ohms Total harmonic dis

 

This is a Vintage Reel to Reel Recorder by Roberts Duet, Model 90-C, Made in Japan expressly for Roberts Electronics, Inc. Serial no: DJ1101. There are some signs of wear & use. Please refer to th