User's Manual

DP990 DMR Two Way Radio User Manual
TX
Frequency Stability
±2.5ppm
TX Power
Low: 1W; High: 4W
Voice and Noise
-40dB@12.5kHz
Conduction Spurious
Radiation
-36dBm@<1GHz，-30dBm@>1GHz
Adjacent Channel Power
60dB@12.5kHz
FM Modulation
9K84F3E@12.5kHz
4FSK Modulation
12.5kHz（data only）：7K24FXD
12.5kHz（data + voice）：7K24FXW
Modulation Limit
±2.5kHz@12.5kHz,
Audio Response
+1dB~-3dB
Audio Distortion
3％ （Typical）
Vocoder
AMBE++
Digital Protocol
ETSI TS 102 361-1, -2, -3