RTS BTR-80N, Руководство по эксплуатации

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58 Operation BTR-80N, TR-80N, TR-82N
Receive Frequency
The Receive Frequency screen displays the beltpack receiver
frequencies in MHz. The frequency cannot be changed in
factory-defined groups, but can be changed in user-defined
groups.
To edit the RX frequency (User Groups Only) , do the
following:
1.
Set the unit to the desired user-defined group and channels.

See Groups and Channels Instructions. The menu structure
in Figure 75 indicates how to get to the receive frequency
screen.
2.
Push SET to edit the RX frequency.

The frequency flashes.
3.
Using the UP/DOWN arrow buttons , select the desired
frequency .

T he frequency can be changed in 25 kHz steps.
4.
Push SET to place the unit on the new receive frequency.
Microphone Gain
The Microphone Gain screen displays the beltpack
microphone gain setting. There are 16 possible settings. The
number zero (0) indicates minimum microphone gain, the
number 15 is maximum. Each step is about three (3) dB.
To adjust the microphone gain , do the following:
1.
Push SET at the microphone gain screen.

The number flashes.
2.
Using the UP/DOWN arrow buttons, select the desired
gain .
3.
Push SET to place the unit at the indicated microphone
gain.
Battery Display
The Battery Display screen indicates the current percentage of
battery remaining.
Battery Percentages
FIGURE 75.
Receive Frequencies
Microphone Gain/Battery Percentages Screen
100 Pct. = Fresh Battery
75 Pct. = 75% Life Left
50 Pct. = 50% Life Left
25 Pct. = 25% Life Left
10 Pct. = 10% Life Left. Low Battery Light
0 Pct. = Battery Dead. Unit will lose
communication at any time