In article gers.com,
"SB" wrote:

The cavity of our maggies can be adjusted for the frequency you are putting
out, but we also have some external compnents that assist with that and with
the firing rate.

Variable Frequency Magnitorns are not allowed in the Maritime Mobile
Radio Service in the USA. All of the Type Accepted Radars in the US
use fixed Frequency Magnitrons.

Bruce in alaska
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add a 2 before @