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
11 Replies
1004 Views
Last post April 20, 2023, 0241 UTC
by Grumpy Grandpa
20 Replies
1575 Views
Last post April 20, 2023, 0333 UTC
by TheHappyWanker
0 Replies
246 Views
Last post April 20, 2023, 0513 UTC
by Shortwave_Listener
0 Replies
303 Views
Last post April 20, 2023, 1243 UTC
by ChrisSmolinski
20 Replies
1148 Views
Last post April 20, 2023, 1246 UTC
by ChrisSmolinski
0 Replies
248 Views
Last post April 20, 2023, 2038 UTC
by N2MLP
9 Replies
823 Views
Last post April 20, 2023, 2213 UTC
by ChrisSmolinski
15 Replies
1376 Views
Last post April 20, 2023, 2347 UTC
by ChrisLobdel
7 Replies
530 Views
Last post April 21, 2023, 0112 UTC
by nitroengine
5 Replies
523 Views
Last post April 21, 2023, 0215 UTC
by Shawndx
8 Replies
799 Views
Last post April 21, 2023, 0318 UTC
by CanolaGold
4 Replies
573 Views
Last post April 21, 2023, 2002 UTC
by Pigmeat
9 Replies
908 Views
Last post April 21, 2023, 2341 UTC
by Cloudsplitter Radio
4 Replies
462 Views
Last post April 21, 2023, 2353 UTC
by N2MLP
21 Replies
1558 Views
Last post April 22, 2023, 0117 UTC
by nitroengine
3 Replies
516 Views
Last post April 22, 2023, 0156 UTC
by nitroengine
13 Replies
1139 Views
Last post April 22, 2023, 0253 UTC
by Skipmuck
5 Replies
731 Views
Last post April 22, 2023, 0341 UTC
by myteaquinn
16 Replies
1369 Views
Last post April 22, 2023, 0618 UTC
by Pigmeat
0 Replies
266 Views
Last post April 22, 2023, 0720 UTC
by Shortwave_Listener

 

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