Westinghouse-Electric-Corp-H-445T5 电路原理图.pdf

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1、MANUAL OF 1955 MOST-OFTEN-NEEDED RADIO DIAGRAMS Westinghouse CHASSIS V-2189-4 Models H-443T5, H-444T5, -A, H-445T5, -A, H-446T5, -A NOTES _ I. ALL VOLUMES VCA9JC0 FROM COVAAOM ICQATW UM * 20,000 0*1/ VOU tCTER. UNE VOLTASE SET AT n7v.A. RCJCNGS MU.0 K AS SWAN ttO%. 2 ALL CAMClTWCE VALLES M MFC. AM)

2、AIL WSBTAFCE VALUES M 0*6 l*L3S Off TUNING VOLUME CLOCK CONTROL CONTROL CONTROL- Wir RAOiO v CONTROL SPRING I26E6 / 35W4 CONVERTER RECT I2AV6N err, a i si audio 3 TURNS I2BA6 T2 IK50C5 ISI I E/ hpUTPUt/ NOTE: SOME CHASSIS WILL INCLUDE CLOCKS USING THREE KNOBS; LABELED AS FOLLOWS ALARM CONTROL, SLEEP

3、 CONTROL ANO RAOIO CONTROL. ALIGNMENT It is recommended that the chassis be isolated from the power line by means of an isolation transformer. Vhile making the following adjustments, keep the volume control set for maximum output and the signal generator output attenuated to avoid AVC action. Connec

4、t Signal Generator to Suitor of ant. tuning ca pacitor (A) through a 200 mmf capacitor Same as step 1 Radisted signal Signed Generator Frequency Adjust for Maximum Output Top and bottom slugs of T2 and T1 in order given Oscillator trimmer (D) Antenna trimmer (B) It is recommended that a fiber aligning tool that snugly fits the slot in the powered iron core be used to prevent chipping of the slot. 113 收音机爱 好者资料库 RadioFans.CN