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
1 Replies
410 Views
Last post May 02, 2023, 2057 UTC
by kris
0 Replies
331 Views
Last post May 02, 2023, 2046 UTC
by Ray Lalleu
0 Replies
246 Views
Last post May 02, 2023, 1921 UTC
by Ray Lalleu
1 Replies
313 Views
Last post May 02, 2023, 1908 UTC
by Bali_Frank
1 Replies
360 Views
Last post May 02, 2023, 1847 UTC
by Ray Lalleu
0 Replies
317 Views
Last post May 02, 2023, 1728 UTC
by dave1965
0 Replies
255 Views
Last post May 02, 2023, 1726 UTC
by Ray Lalleu
0 Replies
238 Views
Last post May 02, 2023, 1707 UTC
by Ray Lalleu
2 Replies
502 Views
Last post May 02, 2023, 1704 UTC
by Ray Lalleu
0 Replies
249 Views
Last post May 02, 2023, 1701 UTC
by Ray Lalleu
2 Replies
368 Views
Last post May 02, 2023, 0050 UTC
by N2MLP
0 Replies
314 Views
Last post May 01, 2023, 2253 UTC
by Ray Lalleu
4 Replies
654 Views
Last post May 01, 2023, 2142 UTC
by TRI International
0 Replies
218 Views
Last post May 01, 2023, 2032 UTC
by Ray Lalleu
0 Replies
228 Views
Last post May 01, 2023, 2026 UTC
by Ray Lalleu
1 Replies
267 Views
Last post May 01, 2023, 2015 UTC
by dxace1
1 Replies
244 Views
Last post May 01, 2023, 2001 UTC
by dxace1
0 Replies
243 Views
Last post May 01, 2023, 1926 UTC
by Ray Lalleu
0 Replies
205 Views
Last post May 01, 2023, 1908 UTC
by Ray Lalleu
0 Replies
210 Views
Last post May 01, 2023, 1903 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