We seek to understand and document all radio transmissions, legal and otherwise, as part of the radio listening hobby. We do not encourage any radio operations contrary to regulations. Always consult with the appropriate authorities if you have questions concerning what is permissible in your locale.

Author Topic: Weird tones at 11.305 MHz  (Read 1359 times)

Offline wormworm

  • Newbie
  • *
  • Posts: 10
    • View Profile
    • Email
Weird tones at 11.305 MHz
« on: October 27, 2020, 1811 UTC »
Just noticed it today. I don't know what it is. It just changes between these tones, and has been going on for at least an hour now.
Here is the sound.
https://drive.google.com/file/d/1gK8TYGIA__0J4vz_l25RVrCB5KTDgEVO/view?usp=sharing

Here is the waterfall.
https://drive.google.com/file/d/1HAsufJSNODATp_QjQU0KYLAj9r2CiFrO/view?usp=sharing

 

HFUnderground T-Shirt
HFUnderground House Flag
by MitchellTimeDesigns