General-Electric-Co-YRB-79-1 电路原理图.pdf

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1、MANUAL OF 1948 MOST-OFTEN-NEEDED RADIO DIAGRAMS GENERAL Qi ELECTRIC U. AUQMMB4T Connect an output meter across the voice coil. Turn the RADIO volume control to maximum. Set teat oscillator to 455 KC and keep the oscillator output as low as a readable meter SERVICE DATA reading will permit. Apply - s

2、ignal to the converter grid through a .05 mfd lOI capacitor and align progressively the trimmers in the 2nd MODELS YRB 83-1, YRB 79-1, YRB 79-2 “d l8t 1F tr*Mformer cani DJ. AUOMAUNT Apply the R.P. alignment signals through a standard I.R.E. dummy antenna to the receiver antenna post. With the gang

3、condenser wide open, align the oscillator trimmer (C17B) to 1720 KC. Change the generator signal to 1500 KC, tune the receiver to the signal- and peak antenna trimmer (C17A) for maximum output. Raring: 105-125 volts d-c 105-125 volts 40-60 cycles a-c 28 watts at 117 volts Timing ftogusocy Range:.540-1720 KC tOUDSMAKER ALNKO V MAOMET DYNAMIC Outside Cone Diameter.in voice Coil Impedance (400 cycles).3.2 ohms 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN