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

 

Scott 222-D Integrated Tube Amplifier This Scott 222-D is being sold As-Is, with no warranty. It's either a gold mine of parts, or hopefully a solid basis for a restoration to its former glory. The un

 

Pair (2 transformers) of vintage Newcomb TR -91 transformers pulled from a working mixer. Included are hard to find 9 pin sockets. One has a little paint worn off and small dent on top edge. The other

 

Up for auction are these two Sylvania VT-231/6SN7 vacuum tubes in very nice condition. Both tubes were tested on a Sencore Mighty Mite TC-130 tube tester and both tested good with no leaks or shorts.

 

For your consideration is this extra clean fully working Pioneer Sr-303 reverberation amplifier. This is absolutely beautiful but has stacking marks, see last picture. See my other listings for additi

 

One MINT Early University 6200 12in Alnico Full Range Speaker DCR Reading - 4.08 ohms; Rated 8 ohms Made in USA by University You are bidding on One MINT Early University 6200 12in Alnico Full Range S

 

This auction is for a vintage pair of RCA JRC 6189 (a premium, mil spec 12AU7 type). Black plates, 3 mica, double support rods, square getter halos, etc. These are nice tubes. All four sections test a

 

PAIR VINTAGE MARANTZ MODEL 1 MONO TYPE PRE AMPLIFIERS. SELLING WITH PAIR OF ORIGINAL MODEL 4 POWER SUPPLY. SERIAL NUMBERS ARE 6013 & 4479. ONE ORIGINAL WOOD CABINET. BOTH PRE AMPS ARE VERY GOOD CO

 

Realistic Grill Cloth 36" x 36" Vintage Please see photos for details I am happy combine shipping when possible. The more you buy the more you save on shipping costs (Please email me for combined ship

 

This Auction is for a Single (1) Western Electric 205D triode that tests new. It has been tested on a calibrated TV-7D/U tester with the following results: 57/37 where 37 is minimum and equal to 65%.