While holding the
mic button adjust
the SWR CAL
knob so the meter
swings to the CAL
mark on the right
side of the meter.
Operation
Operation
1110
continued
Note
Calibration must be made
in an open area (never in a
garage). The vehicle ‘s doors
must be closed. No one should
be standing near the antenna.
(
See your antenna directions for
more complete information).
Note
The reading will be slightly
higher on Channels 1 and 40
compared to Channel 20.
Push and hold the mic button.
Press SWR/CAL button to select CAL.
2
1
3
Calibrate for SWR (Standing Wave Ratio)
SWR calibration is done to properly adjust the length of
the antenna and to monitor the quality of the coaxial
cable and all RF connections.
This calibration is critical in order to achieve optimum
performance.
PUSH &
HOLD
Set the radio to channel 20.
4