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
140 Views
Last post July 30, 2025, 2008 UTC
by europirate
3 Replies
257 Views
Last post July 30, 2025, 1929 UTC
by Robertas
0 Replies
131 Views
Last post July 30, 2025, 1720 UTC
by Ray Lalleu
0 Replies
131 Views
Last post July 30, 2025, 1706 UTC
by Ray Lalleu
2 Replies
253 Views
Last post July 29, 2025, 2132 UTC
by Princo
1 Replies
217 Views
Last post July 29, 2025, 2103 UTC
by Alex BLR
0 Replies
139 Views
Last post July 29, 2025, 2033 UTC
by ralf_bender
0 Replies
166 Views
Last post July 29, 2025, 1913 UTC
by Bricklayer
0 Replies
160 Views
Last post July 29, 2025, 1804 UTC
by RadioLongWire
0 Replies
207 Views
Last post July 28, 2025, 2254 UTC
by Radio Star
0 Replies
141 Views
Last post July 28, 2025, 2106 UTC
by Ray Lalleu
0 Replies
143 Views
Last post July 28, 2025, 2043 UTC
by Ray Lalleu
0 Replies
130 Views
Last post July 28, 2025, 2032 UTC
by Ray Lalleu
1 Replies
206 Views
Last post July 28, 2025, 1749 UTC
by Ray Lalleu
3 Replies
321 Views
Last post July 28, 2025, 0856 UTC
by TRI International
0 Replies
157 Views
Last post July 28, 2025, 0844 UTC
by europirate
0 Replies
173 Views
Last post July 28, 2025, 0621 UTC
by Alex BLR
3 Replies
368 Views
Last post July 27, 2025, 2154 UTC
by kris
3 Replies
253 Views
Last post July 27, 2025, 2148 UTC
by kris
0 Replies
136 Views
Last post July 27, 2025, 1947 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