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
1079 Views
Last post August 07, 2019, 0033 UTC
by Juliet
3 Replies
1092 Views
Last post February 06, 2020, 2130 UTC
by Radio Star
0 Replies
591 Views
Last post August 06, 2019, 1756 UTC
by ChrisSmolinski
3 Replies
994 Views
Last post December 25, 2016, 0018 UTC
by aurora
5 Replies
2105 Views
Last post December 23, 2016, 0306 UTC
by Jim-MN
0 Replies
954 Views
Last post June 11, 2017, 0419 UTC
by refmo
0 Replies
334 Views
Last post December 09, 2023, 0111 UTC
by myteaquinn
5 Replies
1196 Views
Last post June 02, 2019, 2142 UTC
by flexoman61
11 Replies
1641 Views
Last post June 25, 2019, 2130 UTC
by Ct Yankee
8 Replies
1298 Views
Last post June 03, 2019, 2046 UTC
by Ray Lalleu
0 Replies
672 Views
Last post September 24, 2019, 1656 UTC
by ButchKidd
2 Replies
1023 Views
Last post July 31, 2019, 1721 UTC
by TheRelayStation
7 Replies
1403 Views
Last post June 28, 2019, 2150 UTC
by Skipmuck
4 Replies
942 Views
Last post February 12, 2018, 2255 UTC
by Ron Hunsicker
5 Replies
1858 Views
Last post March 16, 2019, 1957 UTC
by Andrew Yoder
2 Replies
820 Views
Last post February 02, 2018, 1944 UTC
by TheRelayStation
1 Replies
823 Views
Last post February 02, 2018, 1657 UTC
by TheRelayStation
7 Replies
1325 Views
Last post April 13, 2020, 0020 UTC
by Josh
3 Replies
841 Views
Last post February 02, 2018, 2338 UTC
by refmo
3 Replies
1969 Views
Last post November 23, 2017, 0232 UTC
by R4002

 

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