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
1 Replies
886 Views
Last post July 05, 2024, 1927 UTC
by Ray Lalleu
2 Replies
886 Views
Last post September 02, 2018, 2104 UTC
by Skipmuck
2 Replies
886 Views
Last post July 11, 2018, 1936 UTC
by kris
0 Replies
885 Views
Last post March 29, 2014, 2327 UTC
by ChrisSmolinski
4 Replies
885 Views
Last post January 23, 2022, 0423 UTC
by ~SIGINT~
4 Replies
885 Views
Last post October 26, 2019, 1637 UTC
by Ct Yankee
2 Replies
885 Views
Last post May 12, 2018, 0025 UTC
by Ray Lalleu
2 Replies
885 Views
Last post September 13, 2019, 0929 UTC
by Harmony
6 Replies
885 Views
Last post September 14, 2024, 1643 UTC
by Ray Lalleu
4 Replies
885 Views
Last post October 23, 2021, 2028 UTC
by Grey Fox
0 Replies
885 Views
Last post March 19, 2022, 0917 UTC
by Ray Lalleu
5 Replies
885 Views
Last post June 21, 2020, 2225 UTC
by Ray Lalleu
5 Replies
885 Views
Last post March 31, 2022, 1335 UTC
by henri
2 Replies
885 Views
Last post September 01, 2018, 0107 UTC
by Helicaster
2 Replies
885 Views
Last post February 03, 2022, 1232 UTC
by ChrisSmolinski
0 Replies
884 Views
Last post July 03, 2017, 2157 UTC
by kris
4 Replies
884 Views
Last post May 20, 2018, 2109 UTC
by ralf_bender
2 Replies
884 Views
Last post June 11, 2018, 2146 UTC
by The Ether Hacker
4 Replies
884 Views
Last post February 11, 2022, 1623 UTC
by Ray Lalleu
1 Replies
884 Views
Last post July 06, 2018, 0732 UTC
by alinton

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground T-Shirt
by MitchellTimeDesigns