Dual Microphones; Table 19: Speaker Control Key Behavior - Motorola MTP850 S Product Information Manual

Tone Name
Receiving/Sending Emergen-
cy Alarm
Emergency Alarm Failed
Entering Emergency
Exiting Emergency
Entering/Exiting TXI
Low Battery Alert
Remote Control
Note: All the audible indications can be disabled by your service provider.

Dual Microphones

Each radio has two microphones. One located at the top of the unit for dispatch (simplex) operation, and the second
located on the bottom of the unit for duplex calls.

Table 19: Speaker Control Key Behavior

Call Type
Simplex call (Group/ Private)
Note: In an emergency
group call, the voice
sounds from the speaker
regardless of the speaker
setting.
Default Tone Diagram
[Hz]
2400
2100
1800
1000
900
600
400
200
0 100 200
[Hz]
2400
2100
1800
1000
900
600
400
200
0 100 200
[Hz]
2400
2100
1800
1000
900
600
400
200
0 100 200
[Hz]
2400
2100
1800
1000
900
600
400
200
0 100 200
[Hz]
2400
2100
1800
1000
800
600
400
200
0 100 200
[Hz]
2400
2100
1800
1000
900
600
400
200
0 100 200
[Hz]
3000
2250
1500
1000
900
600
400
200
0 100 200
Menu Setting
Menu Setup → Audio → Audio
Toggle → Spkr Cntrl
Menu Setup → Audio → Audio
Toggle → Always Loud
Man-Machine Interface | 89
300 400[ms]
300 400 500
300 400 500
300 400 500
300 400 500
300 400[ms]
300 400 500
Key Use
Speaker on/off for group and private
calls
Speaker on/off for private calls
68015000878-G | |
600[ms]
600[ms]
600[ms]
600[ms]
600[ms]
Table continued...
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