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
4 Replies
717 Views
Last post March 12, 2023, 0703 UTC
by Pigmeat
2 Replies
804 Views
Last post March 12, 2023, 0603 UTC
by shadypyro
4 Replies
562 Views
Last post March 12, 2023, 0601 UTC
by ChrisLobdell
0 Replies
316 Views
Last post March 12, 2023, 0504 UTC
by myteaquinn
5 Replies
633 Views
Last post March 12, 2023, 0443 UTC
by Shortwave_Listener
10 Replies
918 Views
Last post March 12, 2023, 0442 UTC
by Skipmuck
11 Replies
1042 Views
Last post March 12, 2023, 0415 UTC
by myteaquinn
1 Replies
445 Views
Last post March 12, 2023, 0358 UTC
by Shortwave_Listener
10 Replies
1513 Views
Last post March 12, 2023, 0341 UTC
by Pigmeat
10 Replies
1074 Views
Last post March 12, 2023, 0246 UTC
by Molvania Poacher
5 Replies
753 Views
Last post March 12, 2023, 0239 UTC
by William Hassig
9 Replies
867 Views
Last post March 12, 2023, 0215 UTC
by HF DXER
5 Replies
820 Views
Last post March 12, 2023, 0154 UTC
by Molvania Poacher
5 Replies
609 Views
Last post March 12, 2023, 0133 UTC
by FelixChapel
21 Replies
1768 Views
Last post March 12, 2023, 0133 UTC
by William Hassig
14 Replies
1525 Views
Last post March 12, 2023, 0058 UTC
by DJFrederick
9 Replies
1062 Views
Last post March 12, 2023, 0011 UTC
by K1MLP
7 Replies
712 Views
Last post March 12, 2023, 0007 UTC
by MDK2
4 Replies
672 Views
Last post March 11, 2023, 2357 UTC
by Molvania Poacher
8 Replies
790 Views
Last post March 11, 2023, 2336 UTC
by Molvania Poacher

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground Garden Flag
by MitchellTimeDesigns