There's no risk running the GPS without an antenna. In fact, many installations use a removable external antenna. Conversely, most high-power transmitters such as modem, video, and even R/C can be damaged by overheating when run without a proper antenna.
During assembly it would be quite handy to test the operation of the
LEA-4P module before placing the ceramic patch antenna. Does anyone
foresee damage operating it without the antenna? I would simply like
to query the modules internal processor before placing the antenna in
case the LEA-4P requires rework where the antenna would then be a
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