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
214 Views
Last post February 20, 2024, 1259 UTC
by ChrisSmolinski
0 Replies
702 Views
Last post January 05, 2021, 1034 UTC
by ChrisSmolinski
0 Replies
168 Views
Last post May 27, 2024, 2055 UTC
by ChrisSmolinski
1 Replies
718 Views
Last post March 21, 2021, 1550 UTC
by Skipmuck
11 Replies
2789 Views
Last post September 03, 2018, 1455 UTC
by ChrisSmolinski
0 Replies
969 Views
Last post July 05, 2021, 1317 UTC
by ChrisSmolinski
1 Replies
637 Views
Last post April 18, 2023, 0918 UTC
by TRI International
0 Replies
867 Views
Last post October 31, 2019, 1038 UTC
by ChrisSmolinski
0 Replies
497 Views
Last post September 03, 2023, 1422 UTC
by ChrisSmolinski
2 Replies
1191 Views
Last post December 01, 2012, 1615 UTC
by ETM71
2 Replies
1066 Views
Last post February 28, 2020, 1458 UTC
by ChrisSmolinski
0 Replies
297 Views
Last post December 12, 2023, 1343 UTC
by ChrisSmolinski
0 Replies
589 Views
Last post November 13, 2020, 1603 UTC
by ChrisSmolinski
1 Replies
1104 Views
Last post January 17, 2021, 2227 UTC
by Skipmuck
0 Replies
114 Views
Last post June 03, 2024, 1302 UTC
by ChrisSmolinski
0 Replies
603 Views
Last post March 22, 2021, 1433 UTC
by ChrisSmolinski
1 Replies
1057 Views
Last post January 27, 2022, 0028 UTC
by myteaquinn
1 Replies
611 Views
Last post April 19, 2023, 0847 UTC
by TRI International
3 Replies
1437 Views
Last post December 25, 2019, 0038 UTC
by danlewis
0 Replies
390 Views
Last post October 23, 2023, 1055 UTC
by ChrisSmolinski

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground Garden Flag
by MitchellTimeDesigns