Non-linear junction detector NR-µ

eavesdropping device and similar electronic appliances detection in premises (radio microphones, microphone amplifiers, dictaphones, etc.)     

GENERAL PURPOSE:
eavesdropping device and similar electronic appliances detection in premises (radio microphones, microphone amplifiers, dictaphones, etc.) 

APPLICATION:
examination of office and living accommodation building structures as well  as  furniture and domestic articles, that do not contain any electronics – for concealed bugging facilities (radio-mikes, microphone amplifiers, dictaphones etc.).

ADVANTAGES:
various electronic units detection in any operational mode: active, switched off and stand-by

light portable design with built-in connecting cables (from antenna to the main unit), optional display on the back of antenna unit cover

original circuit design for optimum combination  of pulse & CW NLJD merits

extended continuous operation time without battery replacement

TECHNICAL INFORMATION
Output power  

searching mode average, 0.4W

envelope separation mode (20K) not less than 2W

Probing signal power attenuation 5dB x 2 steps

Receiver sensitivity (under 10dB signal/noise ratio) not worse than -150dBW  (-120dBm)

Input signal attenuation 10dB x 4 steps

Antenna, polarization directional, circular

Indication:
audio headphones

visual LED display

Target localization accuracy not less than 0.1m

Power supply rechargeable battery

Continuous operational time (with one fresh battery) not less than 4h

Weight (ready for operation / in standard packing 2.9kg/6.5kg