Noblitt-Sparks-Industries-Inc-144200 电路原理图.pdf

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1、VOLUME R-19, MOST-OFTEN-NEEDED 1959 RADIO SERVICING INFORMATION ARVIN Industries Model 5583, Chassis 1.44200 Model 2584, Chassis 1.44100 differs from this material by not using a clock timer and in employing two speakers. ALIGNMENT PROCEDURE Output meter connection Across speaker voice coil Output m

2、eter reading to indicate 500 milliwatts (standard output). . . 1.26 volts Connection of generator ground lead.Floating ground Generator modulation. 400 cycles Frequency of Generator 455 Kc 1670 Kc 1400 Kc 1000 Kc 600 Kc Dummy Antenna .05 (i fd Trimmers Adjusted Function in Order Shown for of Maximum

3、 Output Trimmer Position Frequency Generator Trimmers Adjusted Uunctu of of Dummy Output in Order Shown for of Variable Generator Antenna Connection Maximum Output Tnmn Open 455 Kc .05 p, fd Pin 7 12BE6 Al, A2, A3, A4 I.F. Open 1670 Kc * Test Loop A5 Oscil 1400 1400 Kc * Test Loop A6 Anten 1000 1000

4、 Kc * Test Loop Fan CIA Plates 000 600 Kc * Test Loop Fan CIA Plates_ * Standard Hazeltine Test Loop Model 1150 or 3 turns of wire about 6 in dia meter placed about one foot from the set loop. _ Maximum Output Al, A2, A3, A4 A5 A6 Fan C 1A Plates Fan CIA Plates I.F. Oscillator Antenna 收音机爱 好者资料库 RadioFans.CN