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
0 Replies
1180 Views
Last post December 13, 2022, 0232 UTC
by DaveJV
0 Replies
1180 Views
Last post August 03, 2025, 0924 UTC
by TRI International
0 Replies
1179 Views
Last post October 18, 2023, 1325 UTC
by ChrisSmolinski
0 Replies
1175 Views
Last post March 15, 2021, 1221 UTC
by ChrisSmolinski
1 Replies
1174 Views
Last post April 19, 2023, 0847 UTC
by TRI International
0 Replies
1174 Views
Last post April 11, 2021, 1515 UTC
by ChrisSmolinski
0 Replies
1173 Views
Last post October 09, 2023, 1252 UTC
by ChrisSmolinski
1 Replies
1173 Views
Last post November 26, 2019, 0133 UTC
by Andrew Yoder
0 Replies
1173 Views
Last post April 04, 2023, 1221 UTC
by ChrisSmolinski
0 Replies
1172 Views
Last post February 01, 2020, 1316 UTC
by ChrisSmolinski
0 Replies
1169 Views
Last post January 13, 2020, 2029 UTC
by ChrisSmolinski
0 Replies
1168 Views
Last post December 29, 2020, 2021 UTC
by ChrisSmolinski
0 Replies
1165 Views
Last post July 30, 2025, 1210 UTC
by ChrisSmolinski
0 Replies
1162 Views
Last post February 16, 2021, 0005 UTC
by ChrisSmolinski
0 Replies
1161 Views
Last post December 25, 2021, 1526 UTC
by ChrisSmolinski
0 Replies
1161 Views
Last post April 07, 2025, 2103 UTC
by ChrisSmolinski
0 Replies
1159 Views
Last post October 24, 2020, 2202 UTC
by ChrisSmolinski
0 Replies
1158 Views
Last post February 14, 2021, 1618 UTC
by ChrisSmolinski
1 Replies
1155 Views
Last post June 22, 2023, 2251 UTC
by ChrisSmolinski
1 Replies
1153 Views
Last post August 17, 2023, 1444 UTC
by ChrisSmolinski

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns