If I have two rigs on two different antennas that pass within inches
of each other, should I worry about front end overload or burnout on
the rig not in use, even if it is off?

(The two rigs are an Icom 735, about 100 watts out, and a TenTec 1320,
about 4 watts out.)

Tnx,

Bob
k5qwg