Western Electric 217-A Radio Vacuum Tennis-Ball Tube on a 216-A Base, Good Filament. The tube appears to be in excellent condition with a solid metal base with clear lettering. The synthetic material

 

This auction features a nice portable phonograph project. Make sure to save this in your watch list. For your consideration is a running example of an early "Kameraphone" portable disc phonograph. Thi

 

Unknown maker of a 5-drop section that was probably a part of a "Magneto Telephone Switchboard". Might work with your PBX switchboard! Untested sold AS IS.

 

From a recently acquired box of radio parts I offer you this unusual ERLA coil assembly which I presume was used in early 1920's battery sets. The length of the assembly is 6" with the diameter of the

 

Here's an early ROYAL Model TR-601 Bright Red "ALL TRANSISTOR" Coat Pocket radio that's in wonderful condition. It has a gorgeous Reverse Painted Gold & Black Tuning Dial. The asymmetrical Gold pe

 

My knowledge of crystal Radio Sets is very limited, but I find this item very interesting. I purchased it at an estate sale and its marked Thomas D. Fallon, who I assume was the previous owner. The be

 

UP FOR AUCTION IS A VINTAGE TRUETONE RADIO ,JUST FOR PARTS ONLY .

 

Philip E. Edelman: 1922: Experimental Wireless Stations. Their Theory Construction and Operation Published by Henley, New York 392 pages No dust wrapper Chapters on Aerials, Coils, grounds, Transmitte

 

Edison wax cylinder-3432-Nightingale and the Frog- Moore & Kohon-piccolo & basoon Nice shape on this one, surface is glossy, white lettering around the top shows little wear. Tube is also nice

 

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