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
1703 Views
Last post June 12, 2022, 0331 UTC
by Skipmuck
7 Replies
1612 Views
Last post February 12, 2023, 1424 UTC
by ChrisSmolinski
0 Replies
916 Views
Last post December 20, 2023, 0657 UTC
by Shortwave_Listener
4 Replies
1698 Views
Last post April 21, 2024, 1315 UTC
by ChrisSmolinski
0 Replies
801 Views
Last post December 23, 2022, 0640 UTC
by Shortwave_Listener
0 Replies
1286 Views
Last post April 11, 2023, 0046 UTC
by Shortwave_Listener
0 Replies
751 Views
Last post April 13, 2023, 1522 UTC
by Shortwave_Listener
4 Replies
2296 Views
Last post February 02, 2014, 1343 UTC
by Kilokat7
0 Replies
1142 Views
Last post December 25, 2021, 0501 UTC
by Saul
1 Replies
1014 Views
Last post December 18, 2023, 1407 UTC
by ChrisSmolinski
9 Replies
2481 Views
Last post December 30, 2022, 2153 UTC
by Pigmeat
2 Replies
1290 Views
Last post November 07, 2022, 0439 UTC
by Shortwave_Listener
10 Replies
1923 Views
Last post December 13, 2022, 0604 UTC
by Shortwave_Listener
2 Replies
3474 Views
Last post November 22, 2023, 1329 UTC
by ChrisSmolinski
3 Replies
1119 Views
Last post December 14, 2022, 0048 UTC
by Saul
1 Replies
1422 Views
Last post February 04, 2022, 1954 UTC
by Saul
4 Replies
1249 Views
Last post December 14, 2022, 1353 UTC
by Beerus Maximus
2 Replies
1330 Views
Last post July 21, 2023, 1946 UTC
by Big Badfish Al
5 Replies
3607 Views
Last post January 02, 2014, 1149 UTC
by atrainradio
5 Replies
2709 Views
Last post January 26, 2018, 0604 UTC
by Pigmeat

 

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