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 permissable in your locale.

Subject / Started by Last post
5 Replies
1677 Views
Last post November 09, 2014, 0052 UTC
by BigAl
5 Replies
2100 Views
Last post March 10, 2013, 2148 UTC
by BDM
5 Replies
1372 Views
Last post January 28, 2019, 0000 UTC
by Pigmeat
5 Replies
2222 Views
Last post March 08, 2013, 0302 UTC
by BDM
5 Replies
777 Views
Last post December 19, 2021, 2156 UTC
by Big Badfish Al
5 Replies
2359 Views
Last post December 27, 2013, 0039 UTC
by The Insomniac
5 Replies
1914 Views
Last post December 15, 2013, 0528 UTC
by glimmer twin
5 Replies
648 Views
Last post December 15, 2022, 2329 UTC
by myteaquinn
5 Replies
1874 Views
Last post January 26, 2018, 0604 UTC
by Pigmeat
5 Replies
1171 Views
Last post December 25, 2020, 2327 UTC
by ThaDood
5 Replies
1282 Views
Last post October 09, 2019, 0423 UTC
by JimIO
5 Replies
1960 Views
Last post July 22, 2017, 0121 UTC
by Kilokat7
5 Replies
1064 Views
Last post December 15, 2021, 1726 UTC
by Throwback90s
5 Replies
1030 Views
Last post February 20, 2021, 1709 UTC
by ChrisSmolinski
5 Replies
2622 Views
Last post January 02, 2014, 1149 UTC
by atrainradio
5 Replies
964 Views
Last post February 06, 2022, 2018 UTC
by ChrisSmolinski
5 Replies
1574 Views
Last post October 20, 2014, 0059 UTC
by clobdell
4 Replies
1005 Views
Last post December 14, 2020, 1808 UTC
by ChrisSmolinski
4 Replies
1675 Views
Last post December 25, 2011, 0600 UTC
by Kilokat7
4 Replies
2149 Views
Last post October 13, 2017, 2041 UTC
by rdla4

 

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