Gamble-Skogmo-Inc-RA33-8115A 电路原理图.pdf

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1、I2AU6 I2AV6 50C5 Chassis Top View ALIGNMENT INSTRUCTIONS Adjust all trimmers for maximum output. Repeat the procedure given below as final check. CAUTION; This is an AC-DC receiver, ,and when aligning the set it is necessary to isolate the signal generator or the receiver from the line by the use of

2、 an isolation transformer, or to place a .2MFD condenser in each test lead of the signal generator. # SIGNAL GENERATOR Frequency Dummy Connection POSITION OF ADJUST FOR NOTES Antenna to set VARIABLE MAXIMUM Attentuate gen. 455 KC .05 MFD Stator of VCA Two-thirds open Tl A&B for about .4 1640 KC .05 MFD Stator of VCA Fully open VCB volt across 1400 KC Radiate signal into set with Tune in sig. VCA voice coil. a loop of several turns generator Keep gen. low 37 收音机爱 好者资料库 RadioFans.CN