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
3117 Views
Last post December 02, 2016, 1507 UTC
by Daniel Wyllyans
2 Replies
3080 Views
Last post June 13, 2024, 0744 UTC
by TRI International
2 Replies
3046 Views
Last post June 13, 2024, 0744 UTC
by TRI International
0 Replies
2964 Views
Last post January 05, 2017, 1658 UTC
by Daniel Wyllyans
0 Replies
2954 Views
Last post September 27, 2024, 1752 UTC
by KVKHFF (Andy)
0 Replies
2951 Views
Last post January 28, 2022, 0321 UTC
by l0ngwire
2 Replies
2948 Views
Last post August 15, 2018, 2248 UTC
by Matt_B
2 Replies
2934 Views
Last post November 08, 2017, 1900 UTC
by Matt_B
2 Replies
2922 Views
Last post April 18, 2017, 1012 UTC
by Daniel Wyllyans
2 Replies
2888 Views
Last post November 17, 2017, 0454 UTC
by Matt_B
3 Replies
2887 Views
Last post January 08, 2022, 2350 UTC
by circuitmike
1 Replies
2885 Views
Last post April 14, 2018, 1210 UTC
by ulx2
0 Replies
2876 Views
Last post December 03, 2016, 1555 UTC
by linkz
1 Replies
2799 Views
Last post July 04, 2018, 1446 UTC
by Traveling Wave
3 Replies
2795 Views
Last post December 03, 2019, 0053 UTC
by Kage
1 Replies
2790 Views
Last post December 02, 2017, 1726 UTC
by ChrisSmolinski
1 Replies
2773 Views
Last post May 09, 2018, 1421 UTC
by MDK2
3 Replies
2750 Views
Last post December 16, 2023, 2106 UTC
by Matt_B
0 Replies
2734 Views
Last post October 21, 2024, 0851 UTC
by TRI International
0 Replies
2719 Views
Last post December 22, 2017, 0512 UTC
by MDK2

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns