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
2 Replies
878 Views
Last post October 25, 2021, 0114 UTC
by Bali_Frank
13 Replies
2617 Views
Last post March 25, 2020, 0127 UTC
by cheesehed
7 Replies
1486 Views
Last post March 24, 2020, 0028 UTC
by Markokpik
20 Replies
2907 Views
Last post January 06, 2020, 0029 UTC
by dave524
5 Replies
1300 Views
Last post December 30, 2019, 2237 UTC
by ChrisSmolinski
13 Replies
1900 Views
Last post March 14, 2020, 0134 UTC
by Davep
2 Replies
621 Views
Last post February 13, 2022, 0050 UTC
by Erik Mattson
1 Replies
430 Views
Last post March 09, 2024, 0319 UTC
by refmo
2 Replies
1200 Views
Last post February 13, 2019, 1912 UTC
by Josh
2 Replies
748 Views
Last post November 10, 2018, 1635 UTC
by Ct Yankee
3 Replies
1156 Views
Last post November 11, 2018, 2158 UTC
by refmo
1 Replies
626 Views
Last post November 21, 2022, 0432 UTC
by myteaquinn
5 Replies
775 Views
Last post September 03, 2023, 0406 UTC
by Zoidberg

 

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