Borst john m (1 résultats)

Paperback. Etat : Fair. First Edition. Pages 257 - 352. Abundantly illustrated with black and white photos and diagrams. Features: World's Highest Frequency Oscillator Tube; Remote Control in Custom-Built Radio; Fingerprinting 'Noise'; Audio System Design Charts; A Set Tester Deluxe; What Goes On in Your Vacuum Tubes; Radio News Prize 'Ham' Transmitter; Our Future Broadcast Fare; Explorers of the Ether; The Latest All-Wave Receiver Design; Mathematics in Radio; Plug-In Coils Banned; Tuning in Television Programs; S.W. Reception with Broadcast Superhets; A Universal Receiver; Ten Meters for Ten Dollars; Selenium Awakes!; A "Rolls-Royce of Converters; The Crystal Detector Again; An All-Purpose Oscillator. Heavy external wear. Bit of writing atop front cover which is loose but present. A rough copy but worth preserving due to its wonderful vintage content.…