Alan, You mention documented "sweet spots" can anybody point out where we can find this information. I saw something on the AMSAT-BB many years ago but never could find that email again.
73, Adrian AA5UK
On Wednesday, September 11, 2019, 12:18:43 PM CDT, Alan via AMSAT-BB amsat-bb@amsat.org wrote:
The Mode B transponder has, due to varying noise and sensitivity, some documented "sweet spots." Mode A, while not as popular, does get some use. Are there any observed equivalent frequencies?
73,
Alan WA4SCA
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