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
914 Views
Last post August 24, 2023, 0823 UTC
by Daniel Wyllyans
0 Replies
914 Views
Last post August 03, 2024, 2202 UTC
by ChrisSmolinski
0 Replies
914 Views
Last post January 03, 2019, 2314 UTC
by ChrisSmolinski
0 Replies
915 Views
Last post February 04, 2019, 2148 UTC
by ChrisSmolinski
1 Replies
915 Views
Last post March 09, 2021, 2356 UTC
by hsmith77
0 Replies
915 Views
Last post May 22, 2024, 1108 UTC
by ChrisSmolinski
1 Replies
915 Views
Last post April 29, 2022, 2138 UTC
by Ray Lalleu
0 Replies
915 Views
Last post September 27, 2018, 1144 UTC
by Daniel Wyllyans
4 Replies
915 Views
Last post September 03, 2023, 1302 UTC
by ChrisSmolinski
2 Replies
915 Views
Last post January 11, 2023, 0545 UTC
by Shortwave_Listener
0 Replies
915 Views
Last post November 28, 2018, 1746 UTC
by Daniel Wyllyans
0 Replies
916 Views
Last post December 02, 2019, 1131 UTC
by ChrisSmolinski
1 Replies
917 Views
Last post October 27, 2024, 1322 UTC
by ChrisSmolinski
0 Replies
917 Views
Last post February 12, 2019, 0113 UTC
by Daniel Wyllyans
0 Replies
917 Views
Last post December 01, 2018, 2229 UTC
by Daniel Wyllyans
0 Replies
918 Views
Last post December 25, 2023, 0755 UTC
by BryanDX
0 Replies
918 Views
Last post January 16, 2019, 2258 UTC
by ChrisSmolinski
1 Replies
919 Views
Last post September 23, 2021, 1419 UTC
by ChrisSmolinski
0 Replies
920 Views
Last post February 01, 2021, 1343 UTC
by ChrisSmolinski
2 Replies
921 Views
Last post February 13, 2023, 1002 UTC
by Daniel Wyllyans

 

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