4
2.
SPECIFICATION
2.1 General
Frequency Range
Frequency Stability
Programmable Channels
Zone 채널용량
Channel Spacing
Digital Vocoder
Dimensions
Weight
Power Source
Current Drain (Maximum)
DM-4100 : 136~174 MHz
DM-4200 : 225~288 MHz
DM-4400 : 400 ~470 MHz
±1.5ppm (-30 to +60℃)
2,049 Channels
64 (1 Zone = Max 1,024 Channels)
12.5KHz
AMBE++
144.5mm (H)×165mm (W)×172mm (D)
1.1Kg
DC +12.0V
Receive mode, rated audio out – 1A (Audio Max)
Transmit mode – 11A
Standby mode – 300mA
Receiver
Sensitivity
Selectivity
Spurious & Harmonic Rejection
FM Hum & Noise Ratio
Audio Output Power
Audio Distortion
Audio Response
Input Impedance
0.25uV (BER 1%)
70dB (12.5KHz)
36 dBm (< 1GHz) -30 dBm (> 1GHz)
40dB (12.5KHz)
4 Watt/8 ohm load
Less than 3%
+1, -3 dB from 6dB per octave de-emphasis Characteristic from 300 ~ 3000Hz
50 ohms
Transmitter
RF Power Output
Spurious & Harmonic
FM Hum & Noise Ratio
Audio Distortion
Audio Response
Input Impedance
5/10/20/30/50Watt
-36 dBm (< 1GHz) -30 dBm (> 1GHz)
40dB (12.5KHz)
Less than 3%
+1, -3dB from 6dB per octave pre-emphasis Characteristic from 300 ~ 3000Hz
50ohms
