Hytera DMR - Page 593

Service Manual
587
±5.0KHz@25KHz*
FM Hum & Noise
-40dB@12.5KHz
-43dB@20KHz*
-45dB@25KHz*
Adjacent Channel Power
60dB@12.5KHz
70dB@20/25KHz*
Audio Response +1 ~ -3 dB
Audio Distortion ≤3 %
Digital Vocoder Type AMBE++ or SELP
Digital Protocol ETSI-TS102 361-1,- 2,-3
Receiver
Analog
0.3μV (12dB SINAD)
0.22μV (Typical) (12dB SINAD)
0.4μV (20dB SINAD)
Sensitivity
Digital 0.3μV /BER5%
Adjacent Channel Selectivity
TIA-603
ETSI
65dB@12.5 KHz /75dB@20&25KHz*
60dB@12.5KHz /70dB@25KHz&20KHz*
Intermodulation
TIA-603
ETSI
75dB@12.5/20/25KHz*
70dB@12.5/20/25KHz*
Spurious Response Rejection
TIA-603
ETSI
75dB@12.5/20/25KHz*
70dB@12.5/20/25KHz*
Blocking
TIA-603
ETSI
90dB
84dB
Hum and Noise
-40dB@12.5kHz
-43dB@20kHz*
-45dB@25kHz*
Internal (@20 ohm load) 3W
Rated Audio Power Output
External (@8 ohm load) 7.5W
Internal (@20 ohm load) 8W
Max Audio Power Output
External (@8 ohm load) 20W
Rated Audio Distortion ≤3%
Audio Response +1 ~ -3 dB
Conducted Spurious Emission < -57 dBm
Environmental Specifications
Operating Temperature
-30℃ ~ +60℃
Storage Temperature
-40℃ ~ +85℃
ESD
IEC 61000-4-2 （level 4）
±8kV (contact)
±15kV (air)