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Keep this manual for detailed information
about your Cobra CB Radio System.
SAVE YOUR SALES RECEIPT, THE
CARTON AND “PACKING” FOR
POSSIBLE FUTURE USE.
If You Think You Need Service,
please contact your local dealer.
The Cobra
®
line of quality products includes:
CB radios
microTALK
®
radios
Radar/Laser Detectors
GPS
Safety Alert
®
Traffic Warning Systems
Accessories
HighGear
™
Accessories
How To Use Your
40-CHANNEL,
CITIZENS BAND
SSB/AM 2-WAY MOBILE RADIO
Model 148 GTL
Contents Page
Section I: Introduction ..........................................................................................2
Section II: Specifications ....................................................................................3, 4
Section III: Installation ..............................................................................5, 6, 7, 8
Section IV: Operation........................................................................................9-17
Controls and Indicators ..........................................................................................9
A.Control Functions....................................................................................9, 10, 11
B.Indicator Functions ............................................................................................12
Operating Procedure to Receive ..........................................................................12
Operating Procedure to Transmit ..........................................................................13
Receiving SSB Signals ....................................................................................13, 14
Alternate Microphones and Installation ....................................................15, 16, 17
Section V: Maintenance and Adjustment ........................................................18-21
Section VI: Appendix................................................................................19, 20, 21
Ten Code ..............................................................................................................19
A few Rules That Should Be Obeyed ....................................................................20
How Your CB Can Serve You ................................................................................20
Use Channel 9 for Emergency Messages Only......................................................21