15
Talking and Receiving
Talking and Receiving
Signal Strength Indicator/Channel Busy
Note:  Obstacles that block the signal path may affect the strength of the incoming 
signal.
Talk Range
The radio displays w when activity is on the frequency, and the 
transmit light flashes at a faster rate of once per second. 
When receiving, the display will show w and a signal strength from 
1 (weakest) through 6 (strongest). 
This
 
can help determine when a 
radio is moving out of range.
Model
Industrial Multi-Level Outdoor
Inside steel/concrete 
industrial buildings
Inside multi-level 
buildings
Flat ground with no 
obstructions
UHF 2W  Up to 250,000 Sq. Ft.  Up to 20 Floors  Up to 6 Miles
UHF 1W  Up to 200,000 Sq. Ft.  Up to 15 Floors  Up to 5 Miles
VHF 2W  Up to 180,000 Sq. Ft.  Up to 10 Floors  Up to 6 Miles
VHF 1W  Up to 150,000 Sq. Ft.  Up to 8 Floors  Up to 5 Miles
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operation.fm  Page 15  Monday, March 3, 2003  12:59 PM