RCA-Victor-Co-Inc-SW-10 电路原理图.pdf

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1、PAGE 234-A VICTOR SHORT WAVE ADAPTOR SW -10 RADIOLA SHORT WAVE ADAPTOR PICK-UP COIL PLATE COIL GRID COIL 114TENNA COIL,/ Internal connections of Plug-in Coils UY-224 ANTENNA COUPLING 0 2 2 c 3 ANT OSC. ,a Eon. G C, COIL SOCKET LIY727 SOCKET UY-227 DETECTOR.OSCILLATOR. 00 0 0 ANTENNA 0FLA Ei TUNINGV2

2、)Op Test points of Short Were Adaptor ELECTRICAL SPECIFICATIONS Voltage Rating105-125 Volts (200-250 Volts 60 Cycle A. C. Only) Frequency Rating25-40 Cycles and 50-60 Cycles Power Consumsption15 Watts Plate VoltageSupply110-140 Volts D. C. Recommended AntennaSingle Wire, 25-75 Feet Long Recommended

3、GroundTo Receiver Ground Type of CircuitSuper -Heterodyne Wavelength Range16.5-110 Meters Number of Plug-in Coils8 (2 Per Set) Recommended Output Frequency1000 K. C. Two methods of connecting the Adaptor to the broadcast receiver are provided. In one, the D. C. voltage is taken from the voltage supp

4、ly of the receiver ata point of zero R. F. potential, or as near to the filter system terminals as it can be attached. The alternative scheme utilizes the first R. F. stage plate contact as a source of D. C.,as well as to eouple the R. F. output of the Adaptor to the receiver circuit. 45/1. ANTENNA

5、COUPLING DETECTOROSCILLATOR 0.224,UY-227,UV -227 0.0001 WOt0.001 WO., 55.n. ;.TO ALL / HEATERS 0.5 MFD. 15.000 a Schematic diagram of Short Wave Adaptor GROUND OUTPUT TO RECEIVER 02J ANTENNA POST OF BROADCAST RECEIVER 3. +135 VOLTS -IP. FROM R.F. TUBE SOCKET R.F CHOKE 340 IL; 4135 VOLTS _._1/40jari. FROM CIRCUIT TAP 41., OSCILLATOR. TUNING CONDENSER. r5 RCA VICTOR DIVISION OF RADIO CORPORATION OF AMERICA, CAMDEN N. J., U. S A 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