Bendix-Radio-Div-676D 电路原理图.pdf

MANUAL OF 1947 MOST-OFTEN-NEEDED RADIO DIAGRAMS endi Tiad/o MODELS 676B, 676C, 6l 676D -COHOITION$ OF MCAtUWCMPfr- UM VOLTMC I7AC. ZEKO SMNAL MPUT VOt CCNT MM SOCKET TQ COMMON ONCSMO 7 OC AT tO.OOO A/V AC AT IPOO A/V CONVERTER I E AMP -J.- Q 6SK7 tsk SO QE MODULATOR a SJ AUDIO -J_ _ 6S07 POUTER OUTPUT RTlpI S*C 5Y36T lEII_ ICUCIIEII IfTTlMMEinl NOTES- KANQE SWITCH (TONE CONTML SWITCH (83)A-C POWENswitch PHONO MOTOR SWITCH CS(AAAI CAMS TVMM6 CONQ AANTENNA SECTION B-OSCLLATCR SECTION C-R-F SECTION RES6TANCE WOOH IN OHMS, KlOOO OHMS CAMCTTY M MPO UNLESS OTHERWtSe SPKIFIEO CHASSIS SNOUNO. Si-SACK Of WAFER St*FRONT OP WAFER SEBACK VMPEnS VCWED FROM BACK, CHASSIS WICRTEa Aliinment Procedure Connect line cord plug to II7 volt, 60 cycles AC power source. Set volume control at maximum clockwise position and tone control (S2) in counterclockwise (Radio 1) position. Connect output meter across voice coil. Adjust dial pointer by turning tuning control fully counterclockwise and sliding dial pointer on dial cord until it is exactly 2 3 /4 from left end of dial back plate. Make all adjustments in order given in table and for maximum output. Dial Pointer Positions giv measured from left hand end of dial back plate. Keep input as low as possible at all times. Range switch (SI) in STD position except as noted in table. Circuit Aligned OSC Broadcast RF Broadcast +OSC Shortwave +RF Shortwave Input Frequency Dial Pointer Position Adjustments 455KCS Max. to right C20B, C20A C16B, C16A I47SKCS 7 3/4 C13 1475KCS 965KCS 580KCS 7 3/4 5 15/16 3 3/8 Cll, C2 Check CaUb. IIMCS 7 3/4 C14 IIMCS 9MCS 6MCS 7 3/4 6 9/16 3 1/2 C5 Check CaUb. Applied to antenna through .1 mfd. or less. Applied to antenna through 200 mmf. or less. +Range switch (SI) in SW position. 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN