[aprssig] Re: 15. noise cancelling headset? (Wes Johnston)
K. Mark Caviezel
kmcaviezel at yahoo.com
Wed Aug 4 15:20:20 EDT 2004
something I did recently with a ham/airplane event was
ground-to-air comms on ham UHF (pilot with earbud
air-to-ground on ~120 MHz AM aviation band. Many ham
rigs will monitor the air band. There are a couple
freq's in the aviation band legit and allocated for
Before we thought of this, we were wondering how to
implement a noise cancelling mic for the pilot's ham
HT. Worked great.
- KMC ac0ak Denver
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