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
151 Views
Last post January 25, 2025, 0901 UTC
by Ray Lalleu
0 Replies
369 Views
Last post April 05, 2021, 1250 UTC
by Ray Lalleu
0 Replies
466 Views
Last post June 23, 2019, 1646 UTC
by Ray Lalleu
0 Replies
204 Views
Last post June 28, 2024, 1951 UTC
by Ray Lalleu
2 Replies
434 Views
Last post June 18, 2022, 2053 UTC
by Panda_NL
2 Replies
388 Views
Last post October 04, 2020, 1700 UTC
by Ray Lalleu
0 Replies
397 Views
Last post October 27, 2019, 1012 UTC
by Ray Lalleu
1 Replies
628 Views
Last post September 26, 2018, 1901 UTC
by dxace1
0 Replies
212 Views
Last post October 19, 2024, 0806 UTC
by Ray Lalleu
1 Replies
325 Views
Last post December 04, 2023, 1557 UTC
by kris
0 Replies
340 Views
Last post December 12, 2021, 1702 UTC
by Ray Lalleu
0 Replies
333 Views
Last post April 05, 2020, 1450 UTC
by Ray Lalleu
1 Replies
562 Views
Last post February 17, 2019, 1654 UTC
by dxace1
0 Replies
185 Views
Last post March 02, 2024, 1755 UTC
by Ray Lalleu
3 Replies
589 Views
Last post March 19, 2022, 2220 UTC
by kris
0 Replies
276 Views
Last post June 28, 2020, 0941 UTC
by Ray Lalleu
0 Replies
182 Views
Last post August 20, 2023, 1631 UTC
by Ray Lalleu
3 Replies
599 Views
Last post September 05, 2021, 1819 UTC
by iw2nzr
2 Replies
751 Views
Last post December 20, 2019, 2300 UTC
by ukdxer
0 Replies
218 Views
Last post December 24, 2022, 1110 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 Garden Flag
by MitchellTimeDesigns