quad GE 6550A tubes ( 2 have International KT88 label) 2 tubes test 80-85%, other 2 test weak

 

template_preview 8pcs 4pin Ceramics vacuum tube sockets valve base Fr U4A 300B 811 audio amps DIY Condition: New Quantity: 8 piecesFor 4pins tube: U4A 300B 811...Working Voltage:1500VContact Resistanc

 

(6) RCA Apollo DR2110 DR2120 DR2100 Numitron Nixie Vacuum Tubes NOS 1 - DR2120 2 - DR2110 Apollo 1 - DR2110 RCA 2 - DR2100 Apollo This unit is from an electronics store that is no longer in business.

 

Complete set pulled from a HQ 145 and will fit other models. Nice shape, no cracks or chips, screws included Posted with eBay Mobile

 

0 false 18 pt 18 pt 0 0 false false false We’re Stereo Exchange, located in New York City. We've been in business since the 1970s and are a major high-end dealer. We have all the current top brands

 

what a find , Hello, you are looking at a pair of Bose 301 Series II speakers, they are still in the box with the plastic wrap and corners cardboard still intact in them along with the manual, not a n

 

This is a Old fashion vintage SOLID STATE French Telephone styling novelty AM RADIO.it was make of ivory plastic and brass,very good detail of production,it use one 9V battery where clean & rust f

 

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

 

This is a Genuine Telefunken made ECL 8s Triode /Pentode tube . The listing was originally for a pair but as I was asked by many for test results upon retesting I noticed they were of different struct

 

Vintage ERIC ENGINEERING 2160 TUBE STEREO AMPLIFIER This vintage classic is very rare. They were made in Santa Monica, California by Eric Engineering. The 2160 uses 4 - 6BQ5's, 2 - Mullard 7247's and