Galvin-Mfg-Co（Motorola）-7MR 电路原理图.pdf

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1、VOLUME R-17, MOST -OFT EN - NEEDED 1957 RADIO SERVICING INFORMATION MOTOROLA INC. American Motors 8990455, Motorola 7MR, DIAL LIGHTING Some receivers have a 270K 10% l/2W resistor (Motorola Part No. 6R6414) in series with the dial scale. In the event that a dial scale is replaced and the dial scale

2、found to be either too bright or too dim, either add (to reduce bright ness) or remove (to increase brightness) the above resistor. MOTOROLA 6MR AMERICAN MOTORS 8990377 is practically identical to the set described. POINTER CALIBRATION Remove the top cover and place the dial scale and pointer on the tuning shaft. With gang fully closed, loosen the tun ing pulley setscrew, rotate the tuning pulley to position pointer as shown in Restringing Detail. Tighten the set screw after calibration. 66 收音机爱 好者资料库 RadioFans.CN