[Lowfer] TACAMO on 53.95 kHz?

Garry Hess k3siw at sbcglobal.net
Sun Feb 12 12:48:01 EST 2012


Well I'm confident there is real TACAMO activity right now on 22.7 kHz. 
First noticed it very wideband at 1646Z (it had been on for some unknown 
time). I was heading out for a nice walk given that the wind chill was 
back above zero (ouch!). When I returned it had just started sending 
narrowband at 1735Z. It went off at 1743Z for a very short while and 
just resumed wideband transmissions, though weaker than before. I do see 
activity around 22.7 kHz on the KL7UK VLF grabber at 
http://kl7uk.com/VLFAlaska.html.

I answered Rick's query about the "signals" on 22.8 and 23.2 kHz by 
private email. Perhaps others have pointed out that LSB 
intermodulation/mixing between NAA (24 kHz) and NML4 (25.2 kHz) falls at 
22.8 kHz and between NAA and NLK (24.8 kHz) falls at 23.2 kHz.

-- 
73, Garry, K3SIW, EN52ta, Elgin, IL


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