Technical Means for Radio Monitoring

Investigations - Design & Engineering - Manufacturing - Delivery - Maintenance

ARC-D11 (Model 4)

Two-Channel Radio Monitoring System

Professional Multi-Functional System for Detecting the Facts of Unauthorized Radio Emissions Search indoor, inside Transport Means and afield

Processing techniques and equipment are protected by the RF patents.


Central Unit of ARC-D11

Central Unit of ARC-D11

Typical configuration:


ARC-D11 Operated in DF Mode with AS-HP1 Mounted on Vehicle Roof and Mast

ARC-D11 Operated in DF Mode with AS-HP1 Mounted on Vehicle Roof and Mast


Technical Specifications

Operating frequency range for each channel 9 kHz – 8000 MHz
Frequency range for one of the channels with ARC-PS330 External Frequency Down-Converter available 9 kHz - 30 GHz

Automated single-channel and multi-channel direction finding

DF method Correlative interferometer
Operating azimuth range 0° - 360°
Operating frequency range 1.5 - 8000 MHz (replaceable antenna systems)
Field sensitivity depends on antenna system
Instrument accuracy (RMS) depends on antenna system

Indoor Radio Monitoring

Coupling attenuation of antenna switches between channels (within range 25 – 3000 MHz),, min. 40 dB
System total sensitivity (wattage of a transmitter in an 8 x 8m room with 99% detection) 50 µW

Wire Network Monitoring

Signal detection level:
within 0.05 - 10 kHz 1 mV, max.
within 10 kHz - 1 MHz 100 µV, max.
within 1 MHz - 30 MHz 10 µV, max.
Input impedance of the probe
ARC-ASP2 1 MOhm, max.
ARC-PSP2 1 kOhm, max.
Max. input voltage of ARC-ASP2 network probe
below 60 Hz 400 V
from 60 Hz to 20 kHz 50 V
from 20 kHz to 5 MHz 10 V
Max. input voltage of ARC-PSP2 network probe 400 V

Other technical specifications of the system corresponds to parameters of ARGAMAK-D11 (Model 4) Digital Radio Receiver.

Means for Radio Monitoring Indoor