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
4 Replies
609 Views
Last post March 19, 2022, 0017 UTC
by kris
4 Replies
554 Views
Last post March 26, 2022, 1927 UTC
by myteaquinn
4 Replies
898 Views
Last post October 04, 2018, 0710 UTC
by ralf_bender
4 Replies
642 Views
Last post January 23, 2022, 0423 UTC
by ~SIGINT~
4 Replies
630 Views
Last post March 07, 2020, 2257 UTC
by Skipmuck
4 Replies
458 Views
Last post September 04, 2021, 2036 UTC
by Grey Fox
4 Replies
1768 Views
Last post July 31, 2016, 0048 UTC
by slowtrain
4 Replies
1070 Views
Last post November 03, 2017, 0300 UTC
by Davep
4 Replies
727 Views
Last post March 17, 2022, 2017 UTC
by Ray Lalleu
4 Replies
533 Views
Last post March 15, 2020, 1721 UTC
by Ray Lalleu
4 Replies
565 Views
Last post February 11, 2022, 1623 UTC
by Ray Lalleu
4 Replies
628 Views
Last post February 05, 2022, 1849 UTC
by KaySeeks
4 Replies
571 Views
Last post March 08, 2020, 1630 UTC
by epimundo
4 Replies
538 Views
Last post February 13, 2022, 1627 UTC
by Ronald_Mullis
4 Replies
557 Views
Last post February 27, 2022, 0857 UTC
by Ray Lalleu
4 Replies
680 Views
Last post September 23, 2018, 0027 UTC
by Helicaster
4 Replies
1318 Views
Last post June 26, 2016, 2353 UTC
by Rafman
4 Replies
556 Views
Last post February 05, 2022, 1821 UTC
by Ray Lalleu
4 Replies
633 Views
Last post September 21, 2018, 2233 UTC
by danlewis
4 Replies
589 Views
Last post January 10, 2022, 1738 UTC
by CoolAM Radio

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground House Flag
by MitchellTimeDesigns