CQ: The Radio Amateurs' Journal, Volume 23

15 meters 20 meters adjustment amateur radio amplifier antenna ARRL audio award balun beam calibrated Calif capacitor carrier catalog cathode chassis check number circuit coil complete components contacts crystal filter diode dipole DX Contest DX stations EIMAC Electronics element equipment frequency further information G.I. Bill grid Hallicrafters Hamfest Heathkit input keyer license linear load match ment meter band mobile Model modulation mounted noise Novice operation oscillator output P.O. Box Phone plate potentiometer power supply product detector QSL cards QSO Party quad radiation radio amateurs Radio Club range receiver relay resistor RTTY SALE shown in fig sideband signal station surplus switch tenna tion trans transceiver transistor transmitter tribander tube tuning unit vertical voltage volts watts wire WORLD RADIO LABORATORIES Zone