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
272 Views
Last post November 27, 2022, 1108 UTC
by Ray Lalleu
2 Replies
422 Views
Last post March 05, 2023, 1307 UTC
by Ethernut
2 Replies
518 Views
Last post July 14, 2024, 1123 UTC
by dave1965
0 Replies
180 Views
Last post February 09, 2025, 1222 UTC
by europirate
0 Replies
251 Views
Last post March 27, 2024, 2030 UTC
by europirate
0 Replies
803 Views
Last post April 24, 2022, 1050 UTC
by europirate
1 Replies
322 Views
Last post August 20, 2023, 2051 UTC
by Ray Lalleu
0 Replies
451 Views
Last post March 20, 2022, 1034 UTC
by europirate
0 Replies
402 Views
Last post December 13, 2021, 1540 UTC
by europirate
1 Replies
507 Views
Last post October 25, 2023, 1920 UTC
by Ray Lalleu
1 Replies
251 Views
Last post July 02, 2023, 1023 UTC
by Ray Lalleu
1 Replies
301 Views
Last post April 28, 2024, 1955 UTC
by Ray Lalleu
1 Replies
255 Views
Last post September 10, 2023, 0900 UTC
by Ray Lalleu
1 Replies
292 Views
Last post July 23, 2023, 1624 UTC
by Ray Lalleu
1 Replies
244 Views
Last post February 10, 2024, 1050 UTC
by Ray Lalleu
3 Replies
373 Views
Last post September 22, 2024, 1714 UTC
by dxace1
3 Replies
592 Views
Last post September 29, 2023, 2235 UTC
by N2MLP
0 Replies
202 Views
Last post July 24, 2025, 0756 UTC
by europirate
1 Replies
448 Views
Last post June 06, 2025, 2353 UTC
by Ray Lalleu
0 Replies
113 Views
Last post August 09, 2025, 1325 UTC
by europirate

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns