FREQUENCIES


Home


Wireless (pre-1920) Radios


Marconi Wireless (pre-1920) Sets


Tubes & Valves


Crystal Set Radios


Antique Radios (1920s)


Antique Radios (1930-1960s)


Antique Radio Advertising


Radio Speakers & Microphones


Articles on Antique Radio I Have Written


Wanted Radios


Tubes for sale


Tube Amplifiers


Defeating Depression book by Howard Stone


Interview of Howard Stone on Tube Talk Classic Radio Show


Early Books and Literature on Radio, Tubes, & Electricity


Contact Me


Connecticut Telephone & Electric DT-3 Radio 1918
The Connecticut Telephone & Electric DT-3 is from 1918. Made for the Signal Corps US Army in 1918. Most common use was with the BC-14A crystal radio receiver pictures elsewhere on this website. This one includes a good tube and an original battery seen to the left of the tube.

Unless otherwise noted, all materials contained on this web site are copyright protected. Materials may be downloaded and/or reprinted for personal use only. Permission to reprint or electronically reproduce any document or graphic in whole or in part for any non-personal or commercial use is expressly prohibited unless prior written consent is obtained from the respective copyright holder(s).

Copyright 2003-2004 Howard Stone PhD.
stonevintageradio@gmail.com