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CR-91
RCA CR-91 Manuals
Manuals and User Guides for RCA CR-91. We have
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RCA CR-91 manual available for free PDF download: Instructions Manual
RCA CR-91 Instructions Manual (33 pages)
COMMUNICATIONS RECEIVER
Brand:
RCA
| Category:
Radio
| Size: 8.29 MB
Table of Contents
Table of Contents
5
Illustrations
5
Tables
5
Technical Summary
6
Performance Data
6
Electricel Characteristics
6
Power Supply Requiremenb
6
General Purpose Communications Receiver
7
Introduction
7
Equipment
7
Description
7
Circuit Arrangements
8
Input Coupling
8
R.F. Amplifier
8
Band Spread
8
Performance
9
Intermediate Frequency Amplifier
9
Output Tube
9
Second Heterodyne Oscillator
9
Installation
10
Operation
10
Power Supply
10
Speaker
10
Dials
11
Controls
11
The Main Tuning Dial
11
Power Transmit Receiver Switch
11
Tuning
12
Maintenance
12
Vacuum Tubes
12
Range Switch
12
Location of Parts and Alignment Adjustments on Chassis
13
I-F Alignment
13
Adjustment of Crystal Phasing Control
13
Diagram of Top of Chassis
13
Adjustment of Crystal Load Circuit
14
Adjustment of Wave Trap
14
R-F Alignment
14
Mechanical Construction
15
Tube Socket Voltages
16
Parts List
17
Loudspeaker
19
CR-91 Chassis
20
Top View of Chassis
21
Bottom View of Chassis
22
R-F Unit
23
Selectivity Curves
27
Fidelity Curves
28
AVC Curves
29
Vibrator Power Supply Unit
30
Mounting the Switch
31
Connecting the Power Cable to the Receiver
31
Connecting the Power Cable to the Storage Battery
31
Maintenance
31
Parts List
32
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