Desktop Receive Antenna Switch, “DS4R”, 4 INPUTS, 1 OUTPUT

Designed to be used with up to 4 receive only, single direction antennas like Beverages, Penants, Flags, DHDL etc.

• 4 inputs (SO239 or F connectors);
• inserted SWR ≤ 1:1.1
• unused ports loaded to 50 or 75 ohms, 2W resistor; 
• -60db. minimum isolation to unused port;
• 7 pole Chebyshev high pass filter with cutoff at 1.7 Mhz, input SWR ≤ 1.3:1; 
• we can make on request single BPF 160 or 80 or 40, instead of HPF;

• Gain: fixed in the range 6÷18db, please specify.

  NF  ≤ 3.5db

  OIP ≥ 25db

• 2.1 mm Power DC connector;
• Phono connector for TX_GND signal

• Receive antennas inputs and PreAmplifier switched OFF, during Transmit using TX_Gnd signal;