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
903 Views
Last post December 16, 2018, 0010 UTC
by Andrew Yoder
3 Replies
903 Views
Last post June 15, 2019, 0846 UTC
by ukdxer
2 Replies
903 Views
Last post April 17, 2019, 2102 UTC
by cj468
2 Replies
903 Views
Last post December 25, 2018, 2135 UTC
by ChrisSmolinski
3 Replies
903 Views
Last post December 10, 2021, 1159 UTC
by TRI International
3 Replies
903 Views
Last post May 20, 2018, 2308 UTC
by Ray Lalleu
4 Replies
904 Views
Last post April 08, 2020, 1841 UTC
by KaySeeks
2 Replies
904 Views
Last post January 26, 2019, 2138 UTC
by Big Badfish Al
1 Replies
904 Views
Last post June 06, 2022, 1359 UTC
by Ray Lalleu
3 Replies
904 Views
Last post September 28, 2018, 2239 UTC
by ulx2
4 Replies
904 Views
Last post October 22, 2022, 2037 UTC
by europirate
3 Replies
904 Views
Last post September 16, 2024, 1937 UTC
by Fisherman
3 Replies
904 Views
Last post October 02, 2019, 1907 UTC
by dandan22
3 Replies
904 Views
Last post September 08, 2018, 2309 UTC
by Ct Yankee
5 Replies
904 Views
Last post November 07, 2021, 1636 UTC
by Ray Lalleu
0 Replies
904 Views
Last post February 07, 2015, 2253 UTC
by ChrisSmolinski
5 Replies
905 Views
Last post January 24, 2021, 2146 UTC
by Skipmuck
5 Replies
905 Views
Last post October 07, 2021, 1755 UTC
by Grey Fox
0 Replies
905 Views
Last post September 01, 2018, 0029 UTC
by Helicaster
3 Replies
905 Views
Last post August 13, 2018, 2239 UTC
by ChrisSmolinski

 

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