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
390 Views
Last post May 03, 2019, 2142 UTC
by Ray Lalleu
1 Replies
207 Views
Last post May 02, 2025, 1416 UTC
by Benoit LEVEQUE
1 Replies
335 Views
Last post May 01, 2024, 2304 UTC
by N2MLP
1 Replies
453 Views
Last post July 21, 2021, 2124 UTC
by FOX
1 Replies
370 Views
Last post August 31, 2020, 2022 UTC
by kris
2 Replies
554 Views
Last post October 27, 2023, 1744 UTC
by kris
2 Replies
517 Views
Last post November 02, 2021, 2136 UTC
by Ray Lalleu
0 Replies
357 Views
Last post March 04, 2020, 1657 UTC
by Ray Lalleu
0 Replies
191 Views
Last post January 26, 2025, 1656 UTC
by Ray Lalleu
3 Replies
381 Views
Last post March 09, 2023, 1813 UTC
by FOX
0 Replies
369 Views
Last post April 07, 2021, 1913 UTC
by Ray Lalleu
3 Replies
991 Views
Last post June 27, 2019, 0830 UTC
by CoolAM Radio
0 Replies
387 Views
Last post October 30, 2019, 0954 UTC
by Ray Lalleu
0 Replies
439 Views
Last post September 29, 2018, 1442 UTC
by Ray Lalleu
2 Replies
327 Views
Last post October 19, 2024, 2115 UTC
by N2MLP
3 Replies
604 Views
Last post December 06, 2023, 1550 UTC
by Fisherman
0 Replies
239 Views
Last post October 26, 2022, 1627 UTC
by Ray Lalleu
2 Replies
577 Views
Last post February 21, 2019, 2306 UTC
by blw
0 Replies
244 Views
Last post April 23, 2023, 1703 UTC
by Ray Lalleu
0 Replies
382 Views
Last post July 01, 2020, 1048 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