User's Manual

13
IV. MPH BEE III Specifications
The MPH BEE III is designed for convenient use by law enforcement agencies to measure
the speed of motor vehicles when operate d from a moving or stationary patrol vehicle. The
BEE III utilizes the well -known and legally accepted Doppler principle and has been type
accepted by the Federal Communications Commission.
A. SYSTEM SPECIFICATIONS
Nominal Power Supply Voltage: 13.6 Vdc
Low Voltage Condition Level: 10.8 Vdc
Low Voltage Condition Alert: When supply voltage decreases below 10.8 Vdc, a
message is displayed on the front panel to warn
the officer of a low voltage condition.
Power Requirements & Voltage: 10.8 Vdc-16.5 Vdc
(13.6 Vdc Nominal)
Current: Standby, no displays (.5A typical)
Front antenna on, no target (.8A typical)
Front antenna on, with target (1.0A typical)
Front antenna on, during LED test (1.6A typ.)
Stationary Operating Speed: Stationary mode operating speed range is from 15
mph up to 200 mph.
Moving Operating Speed: In opposite direction mode, Patrol Speed range is
12 mph to 80 mph. Target Speed Range is 20 mph
up to a closing speed of 200 mph.
In same direc tion mode, Patrol Speed range is 20
mph to 80 mph. Target Speed Range is patrol
speed ±70%. There must be a minimum difference
of 3 mph between target and patrol speeds.
Operating Temperature Range: -30°C (-22°F) to 60°C (+140°F)
Operating Humidity S tability: Operates normally up to at least 90% relative
humidity at 99°F (37°C).
Automatic Performance Check: The radar automatically and invisibly checks itself
for proper operation. If an error is detected, the
fault is indicated in the target window .