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Summary of Contents for CR-91

Page 1: ... CENERCAL PURPOSE COMMUNICATIONS RECEIVER MODEL CR 91 INSTRUCTIONS RCA VICTOR DIVISION OF RADIO ORPORATIOH OF AMERICA Camden N J U S A ...

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Page 6: ... Power Amplifier Beat Frequency Oscillator Rectiner Voltage Regulator MeCMnicel Spe cific ations 5 RCA 6SG7 1 RCA 6SA7 1 RCA 6J5 1 RCA 6H6 1 RCA 6H6 1 RCA 6S 7 1 RCA6V6GTIG 1 RCA 6J5 1 RCA 5Y3GT G 1 RCA VR 150 Overall Dimensions 19l 4 inches wide x 11 inches high x 191 inches deep TABLE I PERFORMANCE DATA Approximate Values Taken on Sample Receiver Sensitivity Antenna Input in Antenna Input in Ban...

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Page 10: ...at the antenna terminals is desi gned to match a 200 ohm transml s sion line or a straigllt wire capaLity t pc antenna For gl neral use it is recnmmcnut d that a straight 1 antenna hetween 25 and 50 fect long he used for hands to 6 inLlu sive and a WI fe of 200 fCt t or more for hand 1 and 2 Speaker Terminals for connection of a loud speaker are indicated in Figures 2 and 6 The output transformer ...

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Page 20: ... 525 OUT TRANSMITTER RELAY OIVERSIT f Figure 6 CR 91 Cl au is 18 I I L2 L4 ANTENNA PH 5 5697 ...

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Page 26: ... KC 6 7 ru ltf H H __ H D T v __ _ _ OIv Il I n f IlMs 2 __ urtAKAI _ OO f 0 FigllY 11 SrlulJlatic Diagra ll ...

Page 27: ...10 000 1 000 z r a LOO o Z r KC OFF RESONANCE 12 Se ectivity ...

Page 28: ...o 11 Cl C I o Figure 13 Fidelity C llYVCS 26 ID o o zz 00 1 11 1 00 D 1l t 0 Z zz 0 u IX Ut oCJ Ittt III a 1 u u I 00 11111 J l 111111 nil I I N 1LIU1 a It J ou ...

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Page 30: ...dapting the Gen eral Purpose CommUIlIcatlOn Receiver Model AR gS to 6 volt hatter operation Four rubhef feet rc rrov oetl for resting the unit on a tahle or shelf If preferred these feet may be removed to expose threaded studs b which the Untt may he bolted pef manently ill posItion NOTE The power supply unit must he m ounted with th vibrator in an appr lximately vertical posi tlOn Dire urrcnt at ...

Page 31: ...supplied with the receiver is completely out of the circuit when the vibrator power supply is used this cord should be wound up and placed inside of the receiver case in the space between the chassis and the case wall OPERATION The switch on the power cable must be used for turnlng the receiver on and off the power switch on the receiver being automatically cut out of the circUlt when the vibrator...

Page 32: ... v 63817 TBI Terminal Strip external Capacitor 2S mfd 40 v 63818 Wl Cable power Vibrator 63821 TSl Socket tube octal Choke HA line 63820 VSl Socket vibrator 4 pin Choke HB to line 63811 _ I VIBAATOA TAAHS 1 1 RED SWITCH 1 1 BLAC 72 I I1 N RECTiFIER 11 ACA OZ4 I I I I 1 1 1 I I I 1 I I I I Ll I ce SlOWII 11 CON leT u DEIII TUMINAL CO IU I le fW I I I YEL O BLK YEL C _____ RED YEL L2 ST1tt C5 500 C6...

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