Technical Means for Radio Monitoring

Investigations - Design & Engineering - Manufacturing - Delivery - Maintenance


Handheld Direction Finder


Direction finding in open and concealed modes

Direction finding in open and concealed modes

Typical configuration:

Components of ARC-RP3M

ARC-RP3M in transportation case and kit for operation of ARC-RP3M in concealed mode


Screenshots of Smartphone software

Probabilistic spectrum of Wi-Fi and GSM signals, and selective direction finding of DECT signal


Map mode of the software

Automatic localization of RF emitter in Map mode

Technical Specifications

Operating frequency range:
Basic configuration 9 kHz - 3 GHz
with ARC-KNV3M 9 kHz - 8 GHz
Intermodulation free dynamic range (3rd and 2nd order) 75 dB, min
Receiver tuning resolution 1 Hz
DF operating frequency range:
Basic configuration 300 kHz - 3 GHz
with ARC-KNV3M 300 kHz - 8 GHz
DF method Amplitude
DF sensitivity (20 - 3000 MHz) 3 - 15 µV/m
Signal level evaluation limits (with attenuators) -30 - 110 dBµV
Load recording duration (when storage is available) Depends on the storage volume
Panorama spectrum analysis rate when scanning over operating frequency range (with 12.5 kHz spectrum discreteness) 5 GHz/s, min
Registered parameters Amplitude-Frequency-Time
Receiver sensitivity 0.8 - 1.5 µV
Types of recorded data Signal, time, frequency
Maximum simultaneous bandwidth 24 MHz
Maximum I/Q bandwidth:
Continuous up to 5 MHz
Fragments Up to 22 MHz
Frequency band width for signal recording to internal storage (when available):
Within band up to 2 MHz 120 minute, min
Within 5 MHz band 60 minute, min
Within 10 MHz band 30 minute, min
Decoding service information of digital communications network signals GSM, UMTS, LTE, CDMA (IS-95, cdma2000, EV-DO), TETRA, DECT, DMR, dPMR, NXDN, APCO P25, Wi-Fi, Bluetooth, Zigbee
Continuous battery run-time 4 h
DC supply voltage 10 - 32 V
Voltage of AC power supply 90 - 250 V
Receiver dimensions 110×60×245 mm
Overall dimensions of the operating set including carriage means 400×300×150 mm
Handheld antenna system weight (with smartphone) 1 kg, max
Weight of radio receiver max. 1.7 kg
Operating set weight (with single antenna) 3.5 kg, max.
Weight of complete set 10 kg, max
Operating temperature range -20°С – +45°C

Other technical specifications corresponds to parameters of ARGAMAK-M Digital Radio Receiver.

Direction Finders