Kirisun DM588 - DM588 Radio Abbreviations; AMP: Amplifier; ANT: Antenna; APC: Automatic Power Control

DM588 Service Manual
8. General Specifications
General Specification
Frequency Range
UHF1: 400-470MHz
VHF1: 136-174MHz
Channel Capacity
1024
Channel Spacing
12.5kHz/25kHz
Environment Index
Operating Temperature
-30
°C
~+60
°C
Storage Temperature
-40
°C
~+85
°C
Waterproofing and
Dustproofing
IP54
ESD Protection
IEC 61000-4-2 (L4)
±8kV (contact discharge)
±15kV (air discharge)
US Military Standard
MIL-STD-810 C/D/E/F/G
Moistureproofing
MIL-STD-810 C/D/E/F/G
Impulse and Vibration
MIL-STD-810 C/D/E/F/G
RX
Frequency Stability
±1.5ppm
Analogue RX Sensitivity
0.25uV (SINAD: 12dB )/ 0.22uV (SINAD: 12dB, typical)
Digital RX Sensitivity
0.25uV (BER: 5%)
Intermodulation
ETSI: 65dB, TIA603: 70dB
Adjacent Channel Selection
ETSI/TIA603: 60dB@12.5kHz, 70dB@25kHz
Spurious Response Rejection
ETSI/TIA603: 70dB
Conducted Spurious Emission
-57dBm
Blocking
ETSI: 84dB, TIA603: 84dB
Rated Audio Power
4W
Rated Audio Distortion
< 5% (typical)
Hum and Noise
-40dB@12.5kHz/45dB@25kHz
Audio Response
+1dB ~ -3dB
TX
Frequency Stability
±1.5ppm
TX Power
25W/10W
Hum and Noise
-40dB@12.5kHz/-45dB@25kHz
Conducted/Radiated Emission
-36dBm@<1GHz, -30dBm@>1GHz
Adjacent Channel Power
60dB@12.5kHz, 70dB@25kHz
FM Modulation
11K0F3E@12.5kHz, 16K0F3E@25kHz
4FSK Modulation
12.5kHz (data only): 7K60FXD
12.5kHz (data and voice): 7K60FXE
Modulation Limit
±2.5kHz@12.5kHz, ±5kHz@25kHz
Audio Response
+1dB~-3dB
Audio Distortion
3% (Typical)
Vocoder Type
AMBE++
Digital Communication Protocol
ETSI TS 102 361-1, -2, -3
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