Grandcomm Technology Co., Ltd

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4800 ( 4.8 K ) BPS Air Rate, 25W Output Power All Frequency Middle Rate Wireless Data Transceivers for Long Range.

4800 ( 4.8 K ) BPS Air Rate, 25W Output Power All Frequency Middle Rate Wireless Data Transceivers for Long Range.

Air Rate: 1200 - 4800 bps
RF Output Power: 25 W
Frequency: 400 - 470 MHz
Dimensions:145x109x41mm

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Product Details

GD400H
Air Rate: 1200 - 4800 bps
RF Output Power: 25 W
Frequency: 400 - 470 MHz
Dimensions:145x109x41mm

A professional wireless data transceiver operating at 400 MHz frequency band with programmable air rate of 4800, 2400 and 1200 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

400 - 430MHz,450 - 470MHz

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:<5.5A @12V power supply
Transmit @ 8W:<2.0A @12V power supply

Antenna Impedance

50 ohm unbalanced

Dimensions (WxHxD)

145mmx109mmx41mm

Weight

770g

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 GD400H-25
8W, 6W, 4W, 2W and 1W, programmable for GD400H-8

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

MSK

Air Rate

4800, 2400 and 1200, 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

If the 4800 ( 4.8 k ) bps air rate, 25w output power all frequency middle rate wireless data transceivers for long range. caters to your requirement, welcome to buy the famous brands' equipment with our factory. We are one of the leading manufacturers and suppliers, also offering you the customized service and the wholesale service. Please be free to check the quotation with us.

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