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
279 Views
Last post December 12, 2023, 2037 UTC
by Ray Lalleu
0 Replies
260 Views
Last post December 12, 2023, 2022 UTC
by Ray Lalleu
0 Replies
365 Views
Last post December 12, 2023, 1947 UTC
by Ray Lalleu
1 Replies
352 Views
Last post December 12, 2023, 1936 UTC
by FOX
0 Replies
236 Views
Last post December 12, 2023, 1930 UTC
by Ray Lalleu
1 Replies
332 Views
Last post December 12, 2023, 1903 UTC
by dxace1
1 Replies
374 Views
Last post December 12, 2023, 1751 UTC
by TRI International
0 Replies
264 Views
Last post December 12, 2023, 1733 UTC
by Ray Lalleu
1 Replies
359 Views
Last post December 12, 2023, 1710 UTC
by dxace1
0 Replies
390 Views
Last post December 12, 2023, 1624 UTC
by Ray Lalleu
0 Replies
254 Views
Last post December 12, 2023, 1621 UTC
by Ray Lalleu
1 Replies
449 Views
Last post December 12, 2023, 1553 UTC
by dxace1
0 Replies
261 Views
Last post December 12, 2023, 1140 UTC
by Ray Lalleu
0 Replies
296 Views
Last post December 12, 2023, 0851 UTC
by Ray Lalleu
2 Replies
546 Views
Last post December 12, 2023, 0347 UTC
by Shortwave_Listener
2 Replies
601 Views
Last post December 11, 2023, 2330 UTC
by kris
1 Replies
473 Views
Last post December 11, 2023, 2327 UTC
by kris
1 Replies
388 Views
Last post December 11, 2023, 1900 UTC
by Mick Boyle
0 Replies
302 Views
Last post December 11, 2023, 1514 UTC
by Ray Lalleu
0 Replies
315 Views
Last post December 11, 2023, 1409 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 House Flag
by MitchellTimeDesigns