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
265 Views
Last post February 04, 2023, 1904 UTC
by kris
0 Replies
224 Views
Last post June 06, 2023, 1911 UTC
by Ray Lalleu
4 Replies
470 Views
Last post June 08, 2023, 0729 UTC
by Misti-Radio
2 Replies
300 Views
Last post April 22, 2023, 2051 UTC
by kris
0 Replies
255 Views
Last post January 29, 2023, 0908 UTC
by Ray Lalleu
0 Replies
211 Views
Last post November 27, 2022, 1146 UTC
by Ray Lalleu
0 Replies
390 Views
Last post October 22, 2022, 1901 UTC
by Ray Lalleu
1 Replies
216 Views
Last post June 26, 2023, 2048 UTC
by kris
1 Replies
300 Views
Last post April 15, 2023, 0715 UTC
by dave1965
1 Replies
290 Views
Last post April 23, 2023, 0859 UTC
by Ray Lalleu
0 Replies
193 Views
Last post June 10, 2023, 0732 UTC
by Ray Lalleu
1 Replies
214 Views
Last post July 02, 2023, 0816 UTC
by Robertas
0 Replies
225 Views
Last post October 28, 2023, 0746 UTC
by Ray Lalleu
0 Replies
313 Views
Last post October 29, 2023, 0813 UTC
by Ray Lalleu
1 Replies
240 Views
Last post June 25, 2023, 0853 UTC
by ukdxer
3 Replies
374 Views
Last post January 04, 2023, 1023 UTC
by FOX
2 Replies
435 Views
Last post February 06, 2024, 1700 UTC
by Fisherman
0 Replies
206 Views
Last post January 08, 2023, 0953 UTC
by Ray Lalleu
0 Replies
225 Views
Last post May 26, 2023, 1037 UTC
by Ray Lalleu
0 Replies
357 Views
Last post October 31, 2023, 1414 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