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
503 Views
Last post June 18, 2018, 1934 UTC
by Ray Lalleu
1 Replies
477 Views
Last post October 04, 2019, 1437 UTC
by dandan22
0 Replies
389 Views
Last post August 04, 2020, 2104 UTC
by Ray Lalleu
0 Replies
398 Views
Last post June 25, 2021, 1523 UTC
by Ray Lalleu
0 Replies
320 Views
Last post April 17, 2022, 0813 UTC
by Ray Lalleu
0 Replies
205 Views
Last post June 01, 2023, 1957 UTC
by Ray Lalleu
0 Replies
291 Views
Last post April 11, 2025, 1724 UTC
by Ray Lalleu
3 Replies
618 Views
Last post May 02, 2020, 0102 UTC
by METALLICA
0 Replies
401 Views
Last post January 11, 2022, 2039 UTC
by Ray Lalleu
1 Replies
695 Views
Last post November 04, 2018, 1505 UTC
by kris
1 Replies
418 Views
Last post August 10, 2024, 1947 UTC
by Ray Lalleu
0 Replies
374 Views
Last post August 14, 2019, 1358 UTC
by Ray Lalleu
0 Replies
379 Views
Last post May 11, 2021, 1543 UTC
by Ray Lalleu
0 Replies
257 Views
Last post April 11, 2023, 2103 UTC
by Ray Lalleu
0 Replies
218 Views
Last post February 28, 2025, 2101 UTC
by Ray Lalleu
0 Replies
442 Views
Last post April 10, 2019, 0856 UTC
by Ray Lalleu
4 Replies
742 Views
Last post February 02, 2021, 2123 UTC
by Skipmuck
0 Replies
249 Views
Last post December 11, 2022, 1622 UTC
by Ray Lalleu
0 Replies
236 Views
Last post November 26, 2023, 1801 UTC
by Ray Lalleu
0 Replies
424 Views
Last post September 15, 2018, 1731 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 T-Shirt
by MitchellTimeDesigns