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
10 Replies
1189 Views
Last post July 25, 2022, 0137 UTC
by myteaquinn
10 Replies
1065 Views
Last post November 20, 2024, 2233 UTC
by Ron Hunsicker
10 Replies
1604 Views
Last post April 06, 2018, 0123 UTC
by JohnS
10 Replies
1378 Views
Last post July 17, 2023, 2254 UTC
by Pigmeat
10 Replies
2892 Views
Last post February 09, 2013, 2332 UTC
by RCCI
10 Replies
1682 Views
Last post February 27, 2021, 1210 UTC
by BallSmacker
10 Replies
829 Views
Last post July 23, 2023, 0203 UTC
by Markokpik
10 Replies
1879 Views
Last post April 03, 2018, 1736 UTC
by ChrisSmolinski
10 Replies
1422 Views
Last post November 28, 2024, 0310 UTC
by Ranch Jones
10 Replies
712 Views
Last post November 28, 2024, 2323 UTC
by K1MLP
10 Replies
1607 Views
Last post April 07, 2018, 0019 UTC
by refmo
10 Replies
2085 Views
Last post October 17, 2019, 2136 UTC
by 8 tattoos
10 Replies
790 Views
Last post July 11, 2023, 1432 UTC
by ChrisSmolinski
10 Replies
1259 Views
Last post July 24, 2022, 0019 UTC
by elburndx
10 Replies
2476 Views
Last post February 18, 2013, 0010 UTC
by desmoface
10 Replies
2386 Views
Last post February 18, 2013, 0011 UTC
by glimmer twin
10 Replies
2886 Views
Last post February 18, 2013, 1521 UTC
by ChrisSmolinski
10 Replies
1295 Views
Last post August 02, 2022, 0450 UTC
by Pigmeat
10 Replies
1029 Views
Last post November 30, 2024, 0214 UTC
by refmo
10 Replies
1076 Views
Last post December 03, 2024, 2139 UTC
by hsmith77

 

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