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
243 Views
Last post October 24, 2022, 1025 UTC
by Ray Lalleu
0 Replies
459 Views
Last post December 14, 2021, 0830 UTC
by Ray Lalleu
0 Replies
391 Views
Last post January 02, 2021, 1406 UTC
by Ray Lalleu
0 Replies
423 Views
Last post February 20, 2019, 1748 UTC
by Ray Lalleu
0 Replies
150 Views
Last post March 03, 2024, 0804 UTC
by Ray Lalleu
1 Replies
399 Views
Last post June 29, 2020, 2252 UTC
by ChrisSmolinski
1 Replies
404 Views
Last post June 05, 2025, 2041 UTC
by europirate
0 Replies
201 Views
Last post August 21, 2023, 2107 UTC
by Ray Lalleu
2 Replies
467 Views
Last post September 06, 2021, 1914 UTC
by Grey Fox
0 Replies
348 Views
Last post December 22, 2019, 0918 UTC
by Ray Lalleu
0 Replies
146 Views
Last post November 24, 2024, 1505 UTC
by Ray Lalleu
0 Replies
197 Views
Last post December 25, 2022, 0904 UTC
by Ray Lalleu
0 Replies
433 Views
Last post February 10, 2021, 1554 UTC
by Ray Lalleu
0 Replies
405 Views
Last post April 20, 2019, 1035 UTC
by Ray Lalleu
0 Replies
165 Views
Last post November 24, 2024, 1502 UTC
by Ray Lalleu
0 Replies
211 Views
Last post December 25, 2022, 0848 UTC
by Ray Lalleu
0 Replies
368 Views
Last post February 10, 2021, 1539 UTC
by Ray Lalleu
0 Replies
424 Views
Last post April 20, 2019, 1025 UTC
by Ray Lalleu
1 Replies
332 Views
Last post April 13, 2024, 1841 UTC
by Fisherman
2 Replies
361 Views
Last post April 23, 2023, 1233 UTC
by AlexRadioDX

 

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