AUTOMATED HF BROADBAND RADIO TRANSMITTER «VODOPAD-20»

AUTOMATED HF BROADBAND RADIO TRANSMITTER «VODOPAD-20»

AUTOMATED HF BROADBAND RADIO TRANSMITTER «VODOPAD-20»
The automated HF broadband radio transmitter "Vodopad-20" is designed for organization of backbone radio communication lines integrated into stationary communication hubs. The transmitter provides 100 programmable frequency channels.

Area

Main technical characteristics:

Frequency range 3.0-30 MHz
Output power in the telegraph mode at TWR (travelling wave ratio) of 0.3 20±4 kW
Power gradations 25%, 50%, 100%
Level of background components, no more minus 48 dB
Noise level in the TLPH channel band, no more minus 55 dB
Level of signal harmonic combination distortion, no more minus 25 dB
Мощность побочных излучений, не более 50 мВт
Power of spurious emission, no more 50 mW
Power supply – 3 phase neutral with conductor network 380+10%-18%В
Transmitter control local, remote
Industrial efficiency (no more) 20%
Installation dimensions of racks (H×W×D) 2600х3200х1200 mm