ARD-4008 HF DF Receiver is a high-end, state-of-the-art receiver equipment for all types of COMINT-DF applications. ARD-4008 has a flexible digital receiver architecture for implementing accurate direction finding functionality in fixed and mobile platforms. 

ARD-4008 has 1-30 MHz frequency coverage in 1 Hz steps.

ARD-4008 provides the reception capabilities to perform search and detection of emissions in a wide band and help to determine angle of arrival of the detected signals with its coherent multichannel. 

ARD-4008 HF DF Receiver utilizes the latest digital architecture to achieve outstanding DF performance and high sensitivity.

General features           

  • Compatible with a-SMARD family of  products; Monitoring receivers, recorders, etc.,
  • Demodulation capability  for AM, FM, LSB, USB, ISB, CW, I/Q signals, 
  • Digital data stream IQ and FFT output at the selected IF BW, 
  • Online remote controlled operation via Ethernet interface 
  • SW support packages, for fixed and mobile applications.
  • Extensive built-in self test 
  • Digital audio output,

    ​​​ ​Specifications   
    Frequency coverage 10 kHz-30 MHz
    Tuning Resolution ​1 Hz​
    Number of Channels​8
    ​Channel ModesPhase coherent​
    ​Selectable Demod. Filters 30 Filters (within 0,05-32 KHz  range) 
    ​AM/FM/SSB-ISB/CW ​-106/-104/-108/-125 dBm typical​l
    ​Frequency stability 1 ppm 
    Power input 18-32VDC (≤160W)​
    ​Size 19 inch, 2U, 50 cm depth
    ​Weight ​≤16 kg​
    Shock, Vibration MIL-STD-810G
    ​EMI/EMC ​MIL-STD-461E
    ​Operating Temp. Range -10/+50°C
    ​Storage Temp. Range ​-40/+60°C ​