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
939 Views
Last post July 05, 2021, 1317 UTC
by ChrisSmolinski
0 Replies
605 Views
Last post April 05, 2021, 1330 UTC
by ChrisSmolinski
0 Replies
571 Views
Last post April 02, 2021, 1841 UTC
by ChrisSmolinski
0 Replies
565 Views
Last post March 30, 2021, 1413 UTC
by ChrisSmolinski
0 Replies
568 Views
Last post April 11, 2021, 1515 UTC
by ChrisSmolinski
2 Replies
998 Views
Last post March 06, 2021, 2337 UTC
by Big Badfish Al
3 Replies
1148 Views
Last post June 12, 2022, 0331 UTC
by Skipmuck
1 Replies
810 Views
Last post January 30, 2022, 1411 UTC
by ChrisSmolinski
1 Replies
620 Views
Last post March 29, 2021, 1103 UTC
by ChrisSmolinski
4 Replies
1141 Views
Last post February 06, 2022, 1412 UTC
by ChrisSmolinski
1 Replies
802 Views
Last post April 13, 2021, 1423 UTC
by ChrisSmolinski
2 Replies
687 Views
Last post December 31, 2022, 1818 UTC
by ChrisSmolinski
1 Replies
683 Views
Last post April 04, 2021, 1628 UTC
by ChrisSmolinski
0 Replies
1016 Views
Last post May 22, 2022, 0508 UTC
by Big Badfish Al
0 Replies
1969 Views
Last post February 07, 2009, 0308 UTC
by gristle
13 Replies
3602 Views
Last post January 01, 2014, 0304 UTC
by ff
0 Replies
602 Views
Last post February 14, 2021, 1618 UTC
by ChrisSmolinski
0 Replies
704 Views
Last post October 25, 2020, 1158 UTC
by ChrisSmolinski
4 Replies
1347 Views
Last post April 14, 2021, 1425 UTC
by ChrisSmolinski
13 Replies
2595 Views
Last post November 26, 2020, 0241 UTC
by BDM

 

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