This is our main antenna system. 2x 10 element DL6WU.
12 meters high tower with antennas and OK2UAF.
Little PA, 350W out with 1x GI-7BT.
Big PA, 750W out with 2x GI7BT.
Rotator control box.
Preamplifier (BF988) with bypass relays.
Measured noise figure with bypass relays is only 0,8 dB !!
Big Russian power relay with mounted preamplifier box.