Radio Shack PRO-26 Service Manual

Radio /hack
PRO-26
200-CHANNEL DIRECT-ENTRY
PROGRAMMABLE SCANNER
Catalog Number: 20-506/20-9506
CONTENTS
Specifications.
Block Diagram.....
Alignment and Adjustment...
Troubleshooting.
Printed Circuit Boards .
Wiring Diagram.
Exploded View and Disassembly Instructions
Mechanical Parts List.
Electrical Parts List...
Semiconductor Lead Identification..
1C Lead Identification and Internal Diagrams .
Voltage Charts.
Schematic Diagrams..
Page
...2
... 6
. . .7
. 15
. . 18
• • 22
. . 24
. . 25
.. 26
..39
..40
. . 45
. .49
© 1995 Tandy Corporation.
All Rights Reserved.
Radio Shack is a registered trademark used by Tandy Corporation.
20-506/9506

Radio Shack PRO-26 Specifications

General

Type	Handheld Scanner
Channel Capacity	200
Memory	10 banks of 20 channels each
Power Supply	6 AA batteries or AC adapter
Display	LCD
Modulation Types	AM, FM
Weight	1.2 lbs
Priority Channels	1
Power	6V DC
Channel Steps	5, 12.5 kHz
Mode	AM, FM
Battery Life	Approximately 10 hours