Codan 8525B Series

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8525B/8528 Technical Service Manual Table of Contents vii

Publication No: 15-02036 Issue 6

7.3.17 Selective Call Code Settings (8525B)...........................................7-14

7.3.18 Message Length Setting ................................................................7-15

7.3.19 Selective Call Code Settings (8528)..............................................7-15

7.4 Receiver Performance Checks..........................................................................7-16

7.4.1 Sensitivity and Signal + Noise to Noise Ratio..............................7-16

7.4.2 AGC Check ...................................................................................7-16

7.4.3 Audio Output.................................................................................7-16

7.4.4 Selectivity (USB Operation)..........................................................7-16

7.4.5 Clarifier Operation ........................................................................7-16

7.4.6 Noise Limiter Operation................................................................7-16

7.5 Transmitter Performance Checks.....................................................................7-17

7.5.1 Frequency......................................................................................7-17

7.5.2 Clarifier .........................................................................................7-17

7.5.3 ALC...............................................................................................7-17

7.5.4 Power Output and Intermodulation Distortion..............................7-17

7.6 Emergency Call Frequencies............................................................................7-18

8 Parts List

8.1 General Information ...........................................................................................8-1

8.1.1 Ordering Information.......................................................................8-1

8.1.2 Component Substitution..................................................................8-2

8.2 Parts List.............................................................................................................8-3

9 Diagrams

Codan 8525B Series - Page 9