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
513 Views
Last post June 29, 2022, 2132 UTC
by Ray Lalleu
0 Replies
446 Views
Last post January 26, 2023, 2053 UTC
by Ray Lalleu
0 Replies
400 Views
Last post April 16, 2023, 2113 UTC
by Ray Lalleu
0 Replies
370 Views
Last post January 18, 2023, 1724 UTC
by Ray Lalleu
0 Replies
529 Views
Last post February 08, 2022, 1813 UTC
by Ray Lalleu
0 Replies
335 Views
Last post September 08, 2022, 2001 UTC
by Ray Lalleu
0 Replies
355 Views
Last post April 04, 2023, 2207 UTC
by Ray Lalleu
0 Replies
559 Views
Last post January 22, 2022, 2202 UTC
by Ray Lalleu
0 Replies
349 Views
Last post March 23, 2023, 2024 UTC
by Ray Lalleu
0 Replies
357 Views
Last post January 04, 2023, 1821 UTC
by Ray Lalleu
0 Replies
304 Views
Last post November 01, 2022, 2323 UTC
by Ray Lalleu
0 Replies
661 Views
Last post December 30, 2021, 2008 UTC
by Ray Lalleu
0 Replies
385 Views
Last post March 08, 2023, 2258 UTC
by Ray Lalleu
0 Replies
420 Views
Last post October 25, 2022, 2109 UTC
by Ray Lalleu
0 Replies
456 Views
Last post August 09, 2022, 2115 UTC
by Ray Lalleu
0 Replies
306 Views
Last post December 14, 2022, 1826 UTC
by Ray Lalleu
0 Replies
500 Views
Last post May 13, 2022, 2007 UTC
by Ray Lalleu
0 Replies
513 Views
Last post February 10, 2023, 1909 UTC
by Ray Lalleu
0 Replies
489 Views
Last post April 07, 2022, 2108 UTC
by Ray Lalleu
0 Replies
316 Views
Last post December 01, 2022, 2102 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 Garden Flag
by MitchellTimeDesigns