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
837 Views
Last post May 26, 2017, 1333 UTC
by ChrisSmolinski
0 Replies
417 Views
Last post February 03, 2020, 1442 UTC
by ChrisSmolinski
1 Replies
614 Views
Last post April 04, 2019, 0032 UTC
by skeezix
0 Replies
690 Views
Last post October 14, 2017, 1645 UTC
by ChrisSmolinski
1 Replies
698 Views
Last post November 23, 2018, 1500 UTC
by pinto vortando
0 Replies
472 Views
Last post January 18, 2020, 1922 UTC
by ChrisSmolinski
0 Replies
479 Views
Last post June 27, 2018, 1444 UTC
by ChrisSmolinski
0 Replies
506 Views
Last post September 09, 2019, 1336 UTC
by ChrisSmolinski
0 Replies
744 Views
Last post September 28, 2017, 1337 UTC
by ChrisSmolinski
3 Replies
915 Views
Last post January 04, 2020, 0018 UTC
by skeezix
0 Replies
1034 Views
Last post August 25, 2019, 1418 UTC
by ChrisSmolinski
0 Replies
551 Views
Last post January 21, 2018, 1612 UTC
by ChrisSmolinski
0 Replies
432 Views
Last post March 03, 2019, 1626 UTC
by ChrisSmolinski
0 Replies
767 Views
Last post September 12, 2017, 2217 UTC
by ChrisSmolinski
0 Replies
513 Views
Last post December 12, 2019, 1801 UTC
by ChrisSmolinski
0 Replies
447 Views
Last post February 04, 2021, 1234 UTC
by ChrisSmolinski
0 Replies
735 Views
Last post August 09, 2019, 1208 UTC
by ChrisSmolinski
0 Replies
624 Views
Last post January 07, 2018, 1604 UTC
by ChrisSmolinski
0 Replies
568 Views
Last post February 15, 2019, 1443 UTC
by ChrisSmolinski
1 Replies
762 Views
Last post August 27, 2017, 1717 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 T-Shirt
by MitchellTimeDesigns