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
3 Replies
2046 Views
Last post October 14, 2017, 2222 UTC
by kris
3 Replies
1725 Views
Last post October 08, 2017, 2359 UTC
by PirateSWL
3 Replies
663 Views
Last post November 26, 2021, 1826 UTC
by kris
3 Replies
650 Views
Last post October 29, 2021, 2027 UTC
by kobalts
3 Replies
609 Views
Last post November 15, 2021, 1348 UTC
by Bali_Frank
3 Replies
632 Views
Last post November 27, 2021, 1613 UTC
by dxace1
3 Replies
753 Views
Last post November 30, 2021, 2037 UTC
by Grey Fox
3 Replies
978 Views
Last post December 31, 2019, 1805 UTC
by KaySeeks
3 Replies
751 Views
Last post November 27, 2021, 2114 UTC
by europirate
3 Replies
789 Views
Last post December 31, 2019, 2010 UTC
by dxace1
3 Replies
804 Views
Last post November 28, 2021, 1144 UTC
by Grey Fox
3 Replies
720 Views
Last post November 27, 2021, 2058 UTC
by The Vault Keeper
3 Replies
754 Views
Last post November 25, 2021, 1746 UTC
by KaySeeks
3 Replies
712 Views
Last post December 26, 2019, 2247 UTC
by Ray Lalleu
3 Replies
710 Views
Last post December 26, 2019, 1458 UTC
by Ray Lalleu
3 Replies
747 Views
Last post October 10, 2018, 1939 UTC
by Ray Lalleu
3 Replies
2139 Views
Last post September 02, 2017, 1423 UTC
by Gino Italy
3 Replies
1257 Views
Last post September 01, 2017, 2308 UTC
by JoeFLIPS
3 Replies
639 Views
Last post November 21, 2021, 1436 UTC
by kris
3 Replies
833 Views
Last post November 22, 2021, 0053 UTC
by Ray Lalleu

 

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