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
336 Views
Last post April 01, 2025, 0736 UTC
by Benoit LEVEQUE
1 Replies
441 Views
Last post March 31, 2025, 1752 UTC
by Alaska_CZ
1 Replies
492 Views
Last post March 31, 2025, 0712 UTC
by Benoit LEVEQUE
1 Replies
580 Views
Last post March 30, 2025, 2325 UTC
by Ray Lalleu
1 Replies
283 Views
Last post March 30, 2025, 1336 UTC
by Ray Lalleu
1 Replies
238 Views
Last post March 30, 2025, 1318 UTC
by AlexRadioDX
1 Replies
278 Views
Last post March 30, 2025, 1050 UTC
by Ray Lalleu
1 Replies
473 Views
Last post March 30, 2025, 0932 UTC
by Ethernut
1 Replies
248 Views
Last post March 30, 2025, 0903 UTC
by FOX
1 Replies
288 Views
Last post March 30, 2025, 0853 UTC
by PATRICE D PRIVAT
1 Replies
225 Views
Last post March 30, 2025, 0849 UTC
by Ray Lalleu
1 Replies
194 Views
Last post March 30, 2025, 0831 UTC
by Ray Lalleu
1 Replies
284 Views
Last post March 29, 2025, 2128 UTC
by kris
1 Replies
256 Views
Last post March 29, 2025, 2120 UTC
by Ray Lalleu
1 Replies
302 Views
Last post March 29, 2025, 1731 UTC
by Ray Lalleu
1 Replies
305 Views
Last post March 29, 2025, 1315 UTC
by TRI International
1 Replies
339 Views
Last post March 29, 2025, 1102 UTC
by Benoit LEVEQUE
1 Replies
370 Views
Last post March 29, 2025, 1004 UTC
by Ray Lalleu
1 Replies
257 Views
Last post March 29, 2025, 1002 UTC
by Ray Lalleu
1 Replies
315 Views
Last post March 29, 2025, 1000 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