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
202 Views
Last post July 30, 2023, 2313 UTC
by Ray Lalleu
1 Replies
244 Views
Last post August 25, 2023, 2247 UTC
by Ray Lalleu
0 Replies
306 Views
Last post August 19, 2023, 0305 UTC
by N2MLP
1 Replies
209 Views
Last post August 18, 2023, 2239 UTC
by Ray Lalleu
0 Replies
268 Views
Last post September 26, 2023, 1912 UTC
by Ray Lalleu
1 Replies
333 Views
Last post September 19, 2023, 1841 UTC
by kris
3 Replies
729 Views
Last post September 29, 2023, 2254 UTC
by N2MLP
2 Replies
658 Views
Last post May 12, 2023, 0228 UTC
by Charlie_Dont_Surf
2 Replies
440 Views
Last post July 05, 2022, 2004 UTC
by kris
1 Replies
291 Views
Last post May 21, 2023, 0358 UTC
by N2MLP
4 Replies
724 Views
Last post February 02, 2021, 2123 UTC
by Skipmuck
3 Replies
669 Views
Last post July 05, 2022, 0653 UTC
by RainBrandy
1 Replies
440 Views
Last post April 20, 2022, 1847 UTC
by Ray Lalleu
1 Replies
462 Views
Last post February 04, 2021, 1827 UTC
by kris
2 Replies
500 Views
Last post August 25, 2022, 2017 UTC
by kris
4 Replies
835 Views
Last post April 17, 2022, 1919 UTC
by The Vault Keeper
1 Replies
256 Views
Last post February 05, 2023, 1733 UTC
by Ray Lalleu
2 Replies
523 Views
Last post January 27, 2022, 1716 UTC
by kris
0 Replies
322 Views
Last post August 04, 2022, 1619 UTC
by Ray Lalleu
3 Replies
483 Views
Last post December 30, 2022, 1922 UTC
by kris

 

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