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
9 Replies
1723 Views
Last post December 17, 2017, 1820 UTC
by KaySeeks
9 Replies
2097 Views
Last post December 23, 2017, 1746 UTC
by hammarhead
5 Replies
1197 Views
Last post November 12, 2017, 1541 UTC
by curious george
15 Replies
4582 Views
Last post May 07, 2017, 1423 UTC
by ChrisSmolinski
12 Replies
3048 Views
Last post June 10, 2017, 1605 UTC
by ChrisSmolinski
6 Replies
1241 Views
Last post November 24, 2018, 2118 UTC
by Ray Lalleu
8 Replies
2154 Views
Last post November 04, 2018, 1728 UTC
by Traveling Wave
4 Replies
1129 Views
Last post March 31, 2019, 2337 UTC
by blw
2 Replies
833 Views
Last post September 30, 2018, 2138 UTC
by refmo
1 Replies
625 Views
Last post February 10, 2019, 1601 UTC
by ChrisSmolinski
9 Replies
2289 Views
Last post January 20, 2019, 1704 UTC
by MDK2
5 Replies
1169 Views
Last post December 30, 2018, 2102 UTC
by Radio Star
18 Replies
4124 Views
Last post December 31, 2018, 1732 UTC
by Azimuth Coordinator
4 Replies
913 Views
Last post April 13, 2024, 2347 UTC
by Azimuth Coordinator
0 Replies
963 Views
Last post December 25, 2015, 2137 UTC
by Skipmuck
6 Replies
1719 Views
Last post March 26, 2016, 2219 UTC
by aquabat
5 Replies
1958 Views
Last post March 05, 2017, 1618 UTC
by Azimuth Coordinator
5 Replies
1502 Views
Last post October 25, 2015, 0036 UTC
by hsmith77
6 Replies
1291 Views
Last post April 23, 2016, 0103 UTC
by ChrisLobdell
3 Replies
2692 Views
Last post May 24, 2016, 0025 UTC
by refmo

 

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