ARC-KNV3M
Remote Controlled Frequency Down-Converter
Purpose:
- Filtering, amplification and conversion of UHF and SHF signals to an intermediate frequency.

ARC-KNV3M Frequency Down-Converter
Typical configuration:
- Remote converter module
- Handle
- Case
Features:
- Built-in directional antenna system
- Option to connect external antennas
- Delivered with ARC-RP3M Handheld Direction Finder.
Technical Specifications
Operating frequency range | 2.4 – 8 GHz |
Output signal frequency (IF) | 70 MHz |
Bandpass at -3 dB level | 24 MHz, min |
Spurious rejection | 70 dB, min |
Gain error for external antenna, within operating frequency range | ±3 dB, max. |
Intermodulation free dynamic range (3rd and 2nd order) | 75 dB, min |
Noise figure (preamplifier on) | 12 dB, max. |
Standing Wave Ratio (SWR) at external antenna input with input resistance 50 Ohm | 3 max. |
Field sensitivity whrn operating with internal antenna and 1 kHz bandpass | 10 μV/m max. |
Spurious rejection | 70 dB, min |
Aperture angle of internal antenna at minus 3 dB level | 70° max. |
Operating temperature range | -40°C … +55°C |
Dimensions, max. | 240×220×150 mm |
Weight | 1.5 kg, max. |

Directional pattern of integrated antenna of ARC-KNV3M