Radio modem supporting
Model: GD230BN/GD230VN
Type: Radio modem supporting
multi-controllers
Air Rate: 4800/2400/1200bps
RF Output Power: 25 W
Frequency range: 223~235MHz
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◆ General
_Frequency Range |
_223 - 235MHz |
_Channel Capacity |
_60 |
_Channel Spacing |
_25KHz |
_Frequency Stability |
_±2.0ppm (-40 - +70℃) |
_Operating Voltage |
_DC 11V to 14V ( Typical 12V ) |
_Current Drain |
_Standby: <80mA _Receive: <100mA _Transmit @ 25W: <5.0A @12V power supply _Transmit @10W: <1.8A @12V power supply _Transmit @ 8W: <1.8A @12V power supply _Transmit @ 1.5W: <0.7A @12V power supply |
_Antenna Impedance |
_50 ohm unbalanced |
_Dimensions (WxHxD) |
_GD230VN:145mmx109mmx41mm _GD230BN:125mmx76mmx34mm |
_Operating Temperature |
_-40℃ - +70℃ |
◆ Receiver
_Type of Receiver |
_Double, super heterodyne |
_Intermediate Freq |
_45MHz(1st IF), 455KHz)2nd IF) |
_Sensitivity |
_0.2 μV @12dB SINAD |
_Squelch Sensitivity |
_0.25uV |
_Adjacent Channel Selectivity |
_greater than –70dB |
_Spurious and Image Rejection |
_greater than –70dB |
_Intermodulation |
_65dB |
_Output Audio Distortion |
_3% at 1KHz for ±3KHz deviation |
◆ Transmitter
_RF Output Power |
_25W, 20W, 15W, 10W and 5W, programmable for GD230VN-25 _8W, 6W, 4W, 2W and 1W, programmable for GD230VN-8 _10W, 7.5W, 5W, 2.5W and 1W programmable for GD230BN-10 _1.5W, 1W, 0.6W, 0.3W and 0.1W programmable for GD230BN-1.5 |
_Maximum Frequency Deviation |
_±5KHz |
_Output Harmonic |
_less than –65dB |
_Spurious Emissions |
_less than 0.25uW (30MHz to 1GHz) |
_Distortion |
_≤2.5% |
◆ Data and Interface
_Modulation |
_MSK |
_Air Rate |
_4800, 2400 and 1200, programmable |
_Interface Baud Rate |
_300-38400bps programmable |
_Interface Data Bit |
_8 or 7 bits programmable |
_Interface Stop Bit |
_1 bit or 2 bits programmable |
◆ Configuration
1. Power Cord
2. 232 Interface cables (For RS-232 interface radio modem) or
__485 Interface cables (For RS-485 interface radio modem)
◆ Options
1. Antennas
2. RF Cables
3. Power Supply
5. Handset
6. Programmer