Hi Pat, short answer is yes, especially for the other shortwave radios.
Invest in some coax switches to disconnect unused receivers.
VHF/UHF radios might be OK, but a bandpass filter would help to isolate
them.

Also, any RX that has diode protection in its front end will turn into a
great harmonic generator when blasted with a big antenna signal.

73,
John


"Pat" wrote in message
.. .
I just bought an Icom PW-1 (1kW) amplifier. My concern is whether or
not I could potentially burn out the front end of other receivers attached
to