Road survey radar

Measurement Cart

PC and communication box

Surveys holes under the road and other objects underground.



System block
System block diagram

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Measurement equipment


Output waveform of PC

On PC screen, the sectional image obtained by road survey radar is as shown below. Waveforms of various kinds by surveying objects underground etc. are displayed. Basing on these images, experts make judgment.


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Specifications
Transmission section 
Transmission waveform Mono-cycle wave 

Transmission frequency

500MHz

Antenna Flat antenna (bow tie antenna)
Receiving section 
Antenna Flat antenna (bow tie antenna)
A / D converter 8bits
Depth direction 256 points
Sweep width 2 range of 40ns and 60ns
Delay 0 to 20% of sweep width
Variable by half-fixed volume.
Communication section 
Communication system 8bits parallel transmission
Communication speed Based on "measurement speed"
Cable length 20m
PC section
Object PC DOS / V notebook PC
Printer output Output B scope
Picture display 16 gradation gray scale display
Memory medium for data processing Hard disk
Memory medium for data store MO disk
Surveying capability 
Maximum surveying depth 1.5m (asphalt pavement ideal state)
Maximum measurement speed 5km / h
Others
Composition Measurement Cart (made from aluminum)
Communication box
Cable between cart and communication box (20m)
Notebook PC (with HD)
Printer
Power supply MO drive
AC100V

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