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
145 Views
Last post July 08, 2025, 1557 UTC
by ThaDood
0 Replies
156 Views
Last post July 08, 2025, 1600 UTC
by ThaDood
2 Replies
347 Views
Last post July 04, 2025, 2246 UTC
by Pigmeat
2 Replies
453 Views
Last post July 11, 2025, 2140 UTC
by NQC
1 Replies
735 Views
Last post July 04, 2025, 0006 UTC
by NQC
0 Replies
778 Views
Last post June 15, 2016, 0413 UTC
by Fansome
0 Replies
785 Views
Last post January 20, 2018, 2058 UTC
by Fansome
0 Replies
794 Views
Last post March 13, 2019, 0616 UTC
by Fansome
0 Replies
803 Views
Last post April 09, 2023, 1753 UTC
by ThaDood
0 Replies
806 Views
Last post October 13, 2016, 1217 UTC
by ChrisSmolinski
0 Replies
808 Views
Last post July 05, 2023, 1702 UTC
by ThaDood
Hey AL.......

Started by Weed Dick

0 Replies
815 Views
Last post April 29, 2020, 2135 UTC
by Weed Dick
1 Replies
817 Views
Last post June 04, 2019, 1656 UTC
by Josh
0 Replies
821 Views
Last post April 07, 2016, 0107 UTC
by Fansome
0 Replies
834 Views
Last post March 27, 2024, 1929 UTC
by ThaDood
0 Replies
836 Views
Last post May 31, 2019, 0244 UTC
by Fansome
0 Replies
837 Views
Last post August 07, 2016, 1558 UTC
by ChrisSmolinski
0 Replies
838 Views
Last post March 30, 2020, 2034 UTC
by Fansome
0 Replies
839 Views
Last post October 10, 2017, 1659 UTC
by Ct Yankee
0 Replies
842 Views
Last post March 02, 2024, 1819 UTC
by ThaDood

 

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