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.

Subject / Started by Last post
0 Replies
384 Views
Last post January 29, 2024, 2019 UTC
by Ray Lalleu
1 Replies
644 Views
Last post December 29, 2023, 2155 UTC
by N2MLP
0 Replies
302 Views
Last post October 16, 2023, 2045 UTC
by Ray Lalleu
0 Replies
271 Views
Last post June 08, 2023, 2204 UTC
by Ray Lalleu
0 Replies
587 Views
Last post July 17, 2021, 2015 UTC
by Ray Lalleu
0 Replies
228 Views
Last post July 25, 2023, 2057 UTC
by Ray Lalleu
0 Replies
256 Views
Last post June 19, 2023, 2046 UTC
by Ray Lalleu
0 Replies
241 Views
Last post July 13, 2023, 2023 UTC
by Ray Lalleu
1 Replies
352 Views
Last post September 19, 2023, 2331 UTC
by N2MLP
0 Replies
326 Views
Last post February 19, 2023, 2129 UTC
by Ray Lalleu
1 Replies
387 Views
Last post September 30, 2023, 2310 UTC
by N2MLP
0 Replies
304 Views
Last post October 01, 2023, 2010 UTC
by Ray Lalleu
0 Replies
324 Views
Last post April 18, 2023, 2010 UTC
by Ray Lalleu
1 Replies
521 Views
Last post June 23, 2021, 2254 UTC
by kris
0 Replies
333 Views
Last post May 05, 2023, 2111 UTC
by Ray Lalleu
1 Replies
375 Views
Last post March 27, 2023, 2134 UTC
by kris
1 Replies
284 Views
Last post August 27, 2023, 2042 UTC
by N2MLP
0 Replies
533 Views
Last post August 25, 2021, 2002 UTC
by Ray Lalleu
0 Replies
287 Views
Last post April 26, 2023, 2217 UTC
by Ray Lalleu
0 Replies
362 Views
Last post September 12, 2023, 2013 UTC
by Ray Lalleu

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground House Flag
by MitchellTimeDesigns