28_MHz_TO_55_MHz

Published:2009/7/11 5:18:00 Author:May | From:SeekIC

Contains bandpass filter, grounded-grid RF stage Q20, mixer Q21, and oscillator Q22, with all tuning accomplished by variable-capacitance diodes. Oscillator covers 22.5 to 24.5 MHz. Used in all-band double-con-version superheterodyne receiver for AM, nar-row-band FM, CW, and SSB operation. Supply is 13.6 V regulated. Article gives all circuits of receiver. －D．M Eisenberg, Build This All-Band VHF Receiver, 73 Magazine， Jan 1975, p 105－112



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