FM decoder adapter used on Grundig tube receivers. I don't know all of the applications but it has a 9 pin plug to connect to the receiver (see picture). The adapter was working with my Grundig SO 240

 

TUBE AMPLIFIER MODEL ? UNDER PATENTS OWNED OR CONTROLLED BY WESTERN ELECTRIC This is Auction is for a Vintage AMP SIX TUBES -> "" 6T7 , (2) 6C8 , (2) 6B5 , 5Y4 "" The amplifier not turn "ON" SOLD A

 

2 United Electronics 805 Tubes,pair USA manufacture--selling as used-tested good at 800V Always willing to combine shipments Certain countries will ship EMS only-contact me-countries include Russia,Si

 

These Marshall branded EL34 tubes were manufactured by Svetlana C. The dead give away is the construction of the tube. This matched set of two has been tested for shorts and quality, They are matched

 

Thanks for looking. These tubes where pulled from a MC275 and I had an extra pair. These tubes are used, they should be tested before installing them in your amp. Since I don't have a tube tester so I

 

No Reserve. For sale is a used setup of vintage tube-based Dynaco Stereo Preamp that I recently acquired from the original only owner. It is actually comprised of three pieces: a pair (2 pieces) of PA

 

6146/6146B vacuum tubes 5 pcs. used tested. 3X 6146, 2X 6146B all tested at 80-100% min. Shipping within the USA 48 is by either economy or expedited service. Shipping outside the USA is by the First

 

LOT 17 NOS TUBES AS SHOWN, SOME TOPS OF BOXES REMOVED,

 

TELEFUNKEN VACUUM TUBE TYPE ECC-83 / 12AX7 RIBBED PLATES IN BOX TEST GOOD MADE IN GERMANY .MAY BE NOS