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
5 Replies
2358 Views
Last post January 31, 2022, 0347 UTC
by RobRich
5 Replies
4470 Views
Last post August 24, 2015, 0402 UTC
by Fansome
5 Replies
5140 Views
Last post June 07, 2015, 1736 UTC
by Zoidberg
need some help

Started by amboss

5 Replies
4117 Views
Last post March 24, 2015, 1245 UTC
by amboss
5 Replies
8508 Views
Last post March 24, 2015, 1019 UTC
by IZ5PQT
5 Replies
2123 Views
Last post March 19, 2019, 1639 UTC
by BoomboxDX
5 Replies
6589 Views
Last post October 09, 2013, 1446 UTC
by Sealord
5 Replies
8798 Views
Last post September 25, 2013, 0142 UTC
by Markb
5 Replies
2758 Views
Last post February 14, 2022, 0151 UTC
by MegatonRange
5 Replies
4031 Views
Last post August 15, 2013, 0020 UTC
by ChrisSmolinski
5 Replies
21233 Views
Last post July 28, 2013, 0543 UTC
by Zoidberg
5 Replies
4961 Views
Last post July 15, 2012, 2147 UTC
by Nella F.
5 Replies
4892 Views
Last post June 02, 2011, 0418 UTC
by John Poet
5 Replies
1951 Views
Last post February 05, 2022, 2345 UTC
by ~SIGINT~
5 Replies
1976 Views
Last post November 12, 2019, 1834 UTC
by pinto vortando
6 Replies
3555 Views
Last post September 14, 2017, 0205 UTC
by John Poet
6 Replies
5983 Views
Last post April 07, 2018, 1203 UTC
by RobRich
6 Replies
3282 Views
Last post December 31, 2021, 2123 UTC
by Charlie_Dont_Surf
6 Replies
3634 Views
Last post February 18, 2024, 0002 UTC
by ~SIGINT~
6 Replies
13727 Views
Last post September 05, 2019, 1758 UTC
by Kage

 

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