RF400 Series Spread Spectrum Data Radio/Modems

When use of COAX RPSMA would result in too much signal loss (see page H-3)

When the RF400 series radio will be used in an environment susceptible to lightning or electro-static buildup

4.5.3Antenna Surge Protector Kit

The Surge Protector Kit for the RF400 series radios includes the following:

Polyphaser protector

18 inches of COAX RPSMA to connect ‘tail end’ of surge protector to RF400

Ground wire lead

Screw and grommet to secure ground wire and polyphaser to backplate of enclosure

The surge protector has female type N connectors on both ends; one for connection to the COAX NTN-L cable and the other for connection to the 18 inch length of COAX RPSMA cable included in the kit. The COAX RPSMA cable is an LMR195 type that terminates in a type N Male connector on the ‘antenna end’ and a Reverse Polarity SMA (RPSMA) connector on the RF400 end.

FIGURE 7. Enclosure with Antenna Surge Protector for RF400

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