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
543 Views
Last post February 13, 2019, 1437 UTC
by ChrisSmolinski
0 Replies
579 Views
Last post February 13, 2020, 1827 UTC
by ChrisSmolinski
0 Replies
1048 Views
Last post January 13, 2017, 1618 UTC
by ChrisSmolinski
0 Replies
669 Views
Last post January 13, 2018, 1415 UTC
by ChrisSmolinski
0 Replies
578 Views
Last post January 13, 2019, 1458 UTC
by ChrisSmolinski
0 Replies
525 Views
Last post January 13, 2020, 2126 UTC
by ChrisSmolinski
1 Replies
689 Views
Last post January 13, 2021, 1434 UTC
by ChrisSmolinski
1 Replies
1095 Views
Last post March 13, 2017, 2333 UTC
by jFarley
3 Replies
1475 Views
Last post March 13, 2018, 2127 UTC
by Uli_Bel
0 Replies
515 Views
Last post March 13, 2019, 1920 UTC
by ChrisSmolinski
0 Replies
537 Views
Last post March 13, 2020, 1945 UTC
by ChrisSmolinski
1 Replies
908 Views
Last post November 13, 2017, 2143 UTC
by jFarley
0 Replies
1072 Views
Last post November 13, 2018, 1218 UTC
by ChrisSmolinski
0 Replies
528 Views
Last post November 13, 2019, 1546 UTC
by ChrisSmolinski
1 Replies
657 Views
Last post November 13, 2020, 1207 UTC
by ChrisSmolinski
0 Replies
788 Views
Last post October 13, 2017, 1353 UTC
by ChrisSmolinski
0 Replies
645 Views
Last post October 13, 2018, 1330 UTC
by ChrisSmolinski
0 Replies
499 Views
Last post October 13, 2019, 1336 UTC
by ChrisSmolinski
0 Replies
507 Views
Last post October 13, 2020, 1200 UTC
by ChrisSmolinski
0 Replies
572 Views
Last post October 13, 2021, 1757 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 House Flag
by MitchellTimeDesigns