DR2500 OEM Doppler Radar

Availability: Full Production

Houston Radar's DR2500 K-Band Doppler sign activation/speed radar is a state of the art ultra long range and low power Digital Signal Processing (DSP) based OEM radar for the traffic calming/VATCS market. It is the longest range lowest power radar in the market with pickup range exceeding 2000 feet (600m) for most targets and power usage of less than 0.65Watts.

  • Lowest power speed radar with longest pickup range
  • 2000 feet (600m) typical pickup range for most compact vehicles
  • FCC pre-approved
  • Fully configurable via 2x RS232 serial port for enhanced flexibility
  • Wide input voltage operating range allows solar operation
  • 3.7Wx3.2Lx0.9D in (95x83x23 mm) open frame ultra-thin profile
  • Firmware "bootloader" allows for field upgrading of firmware
  • Best in class "Advanced In-Radar" traffic statistics option available
  • One 600mA current sink "vehicle detect" trigger output
  • Advanced self-test feature built-in
  • Mechanical footprint/mounting holes and interface same as DR1500

Specifications & Recommended Operating Conditions

VCC 9.6VDC min 18VDC max (21V tol.)
ICC@12VDC 48mA min 58mA max (55mA nom)
RF out 27dBm EIRP  
Freq out 24.125GHz center ±25MHz
Operating °F/C -40min 185°F/85°C max
Trigger output 600mA sink max
Comm Interface 2x 3 wire RS232
Baud Rate 1200 to 115200 baud configurable
Pickup Distance 2000 feet(600m) typical for compact car
Beam Angle 12°x24°
Polarization Linear
FCCID VECDF300-0
Dimensions 3.7" W x 3.2" H x 0.9" D (9.5 x 8.3 x 2.3 cm)
Weight 0.5lb (0.2Kg) approx
Note: Pickup range will vary with target, installation and road conditions. Range listed is typical on open road with radar mounted 5 feet above ground.

IO/PWR Connection Details

Pin# Function Dir Description
1 VCC PWR 9.6 to 18VDC
2 PRI 232TX Out Primary RS232 TX
3 PRI 232TX In Primary RS232 TX
4 AUX 232RX In Auxiliary RS232 RX
5 GND PWR VDC Ground
6 AUX 232TX Out Auxiliary RS232 TX
7 Trig Out Open Drain Trigger
8 N/C - Do not connect
12 GND PWR Ground

Note: Connector is female DB9 right angle