4 vintage tubes EL84, original Telefunken, made in Berlin / West Germany All four tubes have diamond mark in tube bottom and famous round plates. Telefunken EL 84 have been produced with several const

 

This was pulled from a Western Electric FM test set. I don't know anything about it so I'm throwing it on ebay to see if it's any use to anyone, if not then to the scrap yard it goes. Relisting due to

 

University Sound (Altec) 3-way Diffaxial Speaker 312 Series 200 One Pair These Speakers are in great condition for their age! They are cosmetically near perfect with only a bit of dust, and the dust s

 

                                This auction is for a Vintage Sylvania 12AX7A ECC83 7025 Tall Plate Amp Preamp Tube.   It has tall gray plates, a top round getter and is in excellent

 

Item pulled from Military Equipment...tested before and after pull and works as it should. I have included schematics in pictures.

 

Vintage 1970's NATIONAL SEMICONDUCTOR SCIENTIFIC CALCULATOR Includes the brown, leather-like case and the Instruction pamphlet. It takes 3 AAA batteries and it works well when they are inserted. There

 

This Sharp 8 digit Math student "Thin-Man" scientific calulator with Comprehensive applicaton book is complete. Model EL-509A-T with text. Original box in good condition and interior clear plastic tra

 

Please Click-on Crown to Enter Store“WE SPECIALIZE IN TONE.”For your consideration is a NICE MATCHED RCA 'BALDWIN' 12AX7 ECC83 LONG PLATE D-GETTER Audio Tube from 1959 with 17mm Long-Gray Plates,

 

HP 41 PPC ROM PAC for programmable calculator Hewlett Packard I offer a HP-41C Application Pac - PPC ROM Pac No 825008-A07. Untested, but assumed to work. It is in a very good condition. Shipping cost

 

One Awesome MULLARD EL34 / 6CA7 xf2 Audio Power Tube 1 TV-7D/U Reading - 54 (Like NEW); Min - 30 Made in UK You are bidding on One Awesome MULLARD EL34 / 6CA7 xf2 Audio Power Tube in excellent working