GD400BH

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GD400BH

Air Rate: 9600 / 19200 bps

RF Output Power: 7.5 W

Frequency: 400 - 470 MHz

Dimensions:125x76x34mm

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A small size wireless data transceiver operating at 400 MHz frequency band with air rate of 9600 bps and 19200 bps. Maximum RF output power is 7.5 watts and can be programmed from 7.5 watts down to 1 watt with five levels. It is easy to integrate for system integrator.

◆ General

_Frequency Range	_400 - 430MHz, 450 - 470MHz
_Channel Capacity	_60
_Channel Spacing	_25KHz
_Frequency Stability	_±2.0ppm (-40 to +70°C)
_Operating Voltage	_DC 11V to 14V ( Typical 12V )
_Current Drain	_Standby: <90mA _Receive: <120mA _Transmit @ 7.5W: <1.8A @12V power supply _Transmit @ 1.5W: <0.9A @12V power supply
_Antenna Impedance	_50 ohm unbalanced
_Dimensions (WxHxD)	_125mmx76mmx34mm
_Weight	_370g
_Operating Temperature	_-40°C - +70°C

◆ 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	_7.5W, 6W, 4W, 2W and 1W, programmable for GD400BH-7.5 _1.5W, 1W, 0.6W, 0.3W and 0.1W, programmable for GD400BH-1.5
_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 - 38400 bps 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	GD400BH	400 - 470MHz	9600/19200bps	7.5W / 1.5W	12.5x7.6x3.4 cm
Similar Model	GD400HH	400 - 470MHz	9600/19200bps	25W / 8W	14.5x10.9x4.1 cm
	GD400B	400 - 470MHz	4800/2400/1200bps	7.5W / 1.5W	12.5x7.6x3.4 cm
	GD230BH	223 - 235MHz	9600/19200bps	10W / 1.5W	12.5x7.6x3.4 cm
	GD150BH	136 - 174MHz	9600/19200bps	10W / 1.5W	12.5x7.6x3.4 cm