GD230CH

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GD230CH

Air Rate: 9600 / 19200 bps

RF Output Power: 25 W

Frequency: 223 - 235 MHz

Dimensions:136x140x44mm

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A professional wireless data transceiver operating at 230 MHz frequency band with air rate of 9600 bps and 19200 bps. Maximum RF output power is 25 watts and can be programmed from 25 watts down to 5 watts with five levels. It is suitable for long range data communications.

◆ 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: <90mA -Receive: <120mA -Transmit @ 25W: <5.0A @12V power supply
-Antenna Impedance	-50 ohm unbalanced
-Dimensions (W×H×D)	-136mmx140mmx44mm
-Weight	-830g
-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
-Maximum Frequency Deviation	-±5KHz
-Output Harmonic	-less than –65dB
-Spurious Emissions	-less than 0.25uW (30MHz to 1GHz)
-Distortion	-≤2.5％
-Transmitter Attack Time	-<5ms

◆ Data and Interface

-Modulation	-GMSK or 4-FSK selectable
-Air Rate	-9600bps for GMSK -19200 and 9600 for 4-FSK programmable
-Interface Baud Rate	-300 - 38400bps programmable
-Interface Data Bit	-8 or 7 bits programmable
-Interface Parity Bit	-None / Even / Odd programmable
-Interface Stop Bit	-1 bit or 2 bits programmable

Serial Port Utility is a free communication software for serial port. Serialport Utility makes it more efficient for development of hardware-software application. It can send and receive data in high speed. Data can be viewed in Text, Hex and decimal format. Data can be sent automatically with flexible auto sending rules.

◆ 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

4. Coaxial Lightning Arrestor

5. Handset

6. Programmer

7. Interface Adapter

	Model	Frequency Range	Air Rate	RF Output Power	Dimensions
Current	GD230CH	223 - 235MHz	9600/19200bps	25W	13.6x14.0x4.4 cm
Similar Model	GD230VH-E	223 - 235MHz	9600/19200bps	25W / 8W	14.5x10.9x4.1 cm
	GD230C	223 - 235MHz	4800/2400/1200bps	25W	13.6x14.0x4.4 cm
	GD230BH	223 - 235MHz	9600/19200bps	10W / 1.5W	12.5x7.6x3.4 cm
	GD400HH	400 - 470MHz	9600/19200bps	25W / 8W	14.5x10.9x4.1 cm
	GD150VH-E	136 - 174MHz	9600/19200bps	25W / 8W	14.5x10.9x4.1 cm