The Natrometer, a great invention in it's day. It was sold by the National Radio Institute in 1925. There were extra cylinders available at the time so as to not have repetition in the code. It is run

 

Tested with my calibrated Funke W19S 1x 32mA1x NOS sealed Tubes good start @16mA YOU BUY WITHOUT RISK BY US.30 Days Money Back Guarantee when you are not happy with this Item.Send a Message and you ca

 

This is an unusual, vintage item. It's a Hexadecimal arithmetic converter, made from heavy cardboard, with pivoted wheels and windows to show the settings and results. It was made in 1985 by Smith Pro

 

While not mint, this is a vey clean and properly functioning stereo preamp from Marantz. Made in Japan in the early 70's, featuring many inputs and controls that are not found often today. This one ha

 

Up for auction is a vintage TECHNICS SL-D1 Direct Drive Turntable Turntable is in nice working condition with general/standard cosmetic wear. Specifics: 33/45 rpm speed Pitch adjuster On/Off Button Du

 

BRAND NEW BASF BY EMTEC SM 468 1/4" 10.5" 2500FT TAPE PANCAKE IN MINT RMGI LPR 35 METAL REEL TO REEL IN BASF BOX L@@K! You are bidding on a brand new BASF by EMTEC SM468 1/4" 10.5" 2500ft tape in the

 

For Sale : Very unique out of 1950 : 2 x New Telefunken Choke's NOS in original sealed boxes Boxes only opended for the pictures 8 Henry - 50 mA - 330 ohm Type : Telefunken G/W Hmb 08 00 2 (Bv) All th

 

I think I got these out of TVs though I might be wrong. I have a third like this with a transformer mounted to it. Wires were cut off the terminals and will have to be desoldered.

 

This is a pair of wall mounts for the Realistic Minimus 77 but should fit several others. These are Shack catalog number 40-2062.  If you have a pair of 5" woofer aluminum body speakers from Radio sh

 

1970's Pocketronic II Calculator Missing power cord Serial # 115047 Original thermal tape cartridge, black case, serial card and box. NEVER USED Excellent condition. Each previous sale was complete. S