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
567 Views
Last post August 13, 2018, 2014 UTC
by Ray Lalleu
0 Replies
470 Views
Last post October 19, 2018, 1823 UTC
by Ray Lalleu
0 Replies
528 Views
Last post July 27, 2018, 1949 UTC
by Ray Lalleu
0 Replies
361 Views
Last post April 10, 2022, 1543 UTC
by Ray Lalleu
1 Replies
407 Views
Last post September 20, 2020, 1442 UTC
by kris
0 Replies
417 Views
Last post March 15, 2020, 1120 UTC
by Ray Lalleu
2 Replies
556 Views
Last post April 20, 2019, 1252 UTC
by ChrisSmolinski
0 Replies
463 Views
Last post April 04, 2019, 1930 UTC
by Ray Lalleu
0 Replies
444 Views
Last post October 26, 2018, 1723 UTC
by Ray Lalleu
1 Replies
242 Views
Last post May 07, 2023, 1010 UTC
by Ray Lalleu
1 Replies
506 Views
Last post October 24, 2019, 1732 UTC
by The Ether Hacker
0 Replies
412 Views
Last post March 27, 2020, 1752 UTC
by Ray Lalleu
2 Replies
521 Views
Last post June 19, 2021, 1855 UTC
by Ray Lalleu
1 Replies
471 Views
Last post July 09, 2021, 1957 UTC
by Grey Fox
3 Replies
593 Views
Last post August 20, 2021, 2036 UTC
by Grey Fox
1 Replies
580 Views
Last post July 10, 2021, 1913 UTC
by Ray Lalleu
2 Replies
493 Views
Last post October 30, 2021, 1520 UTC
by kobalts
1 Replies
455 Views
Last post October 16, 2021, 1641 UTC
by kris
3 Replies
683 Views
Last post July 18, 2021, 2056 UTC
by Grey Fox
1 Replies
531 Views
Last post September 17, 2021, 1822 UTC
by Ray Lalleu

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground House Flag
by MitchellTimeDesigns