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
17 Replies
3326 Views
Last post December 26, 2017, 1733 UTC
by RainBrandy
17 Replies
3492 Views
Last post February 24, 2019, 0221 UTC
by myteaquinn
17 Replies
4438 Views
Last post April 07, 2012, 0541 UTC
by Rafman
17 Replies
1393 Views
Last post October 07, 2022, 1110 UTC
by ChrisSmolinski
17 Replies
1710 Views
Last post September 18, 2021, 0044 UTC
by Sparkyzilla85
17 Replies
2251 Views
Last post March 17, 2019, 1514 UTC
by caodwolf
17 Replies
968 Views
Last post May 03, 2023, 0023 UTC
by Molvania Poacher
17 Replies
3196 Views
Last post February 17, 2019, 2120 UTC
by alf swe
17 Replies
3862 Views
Last post September 01, 2013, 1348 UTC
by ChrisSmolinski
17 Replies
741 Views
Last post April 15, 2023, 2319 UTC
by Dr. Strangelove
17 Replies
6388 Views
Last post March 10, 2014, 0015 UTC
by ulx2
17 Replies
1137 Views
Last post August 26, 2022, 2347 UTC
by Ron Hunsicker
17 Replies
2991 Views
Last post June 12, 2016, 1526 UTC
by jFarley
17 Replies
4636 Views
Last post September 03, 2017, 1915 UTC
by jFarley
17 Replies
3955 Views
Last post July 03, 2016, 0305 UTC
by ulx2
17 Replies
4069 Views
Last post August 25, 2013, 2105 UTC
by Sealord
17 Replies
1626 Views
Last post July 18, 2021, 0141 UTC
by WPE0ERM
17 Replies
1680 Views
Last post July 10, 2021, 0145 UTC
by raypfaff
17 Replies
3815 Views
Last post August 19, 2017, 0330 UTC
by MDK2
17 Replies
4611 Views
Last post October 30, 2015, 0137 UTC
by Mentholyptus

 

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