Hull ross a editior (1 risultati)
Editore: American Radio Relay League, West Hartford, Connecticut 1937
- Brossura
- Periodico
Da: Falls Bookstore, Readsboro, VT, U.S.A.Falls Bookstore
Contatta il venditoreVenditore con 4 stelleCondizione: Usato - Buono
EUR 5,32
EUR 6,03 spedizioneSpedito in U.S.A.Quantità: 1 disponibili
Paper - Stapled. Condizione: Good. No Jacket. First Thus. Paperbound magazine with orange cover, picture in lower right corner, with black and white print. Limited set of only three magazines for the months of February, September and November. Magazine are complete with rubwear on the cover and soiling on the spines.Main article…s are: Feb. More DX per Dollar, Solving Harmonic problems, The Doherty amplifier, Operating notes on power crystal oscillators, simple directive antenna ; Sept. 50 watt c.w. phone for 220dc, modes of fracture in Piezo-Electric crystals, beam tubes in a push-pull amplifier, six band three tube transmitter; Nov. New I. F. amplifier system, More on Directive antenna, Cathode ray tubes for television, rewinding an auto generator for 110vac and regular features; Magazines are all aproximately 128 pages. Illustrated (illustratore).