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
454 Views
Last post January 26, 2024, 1404 UTC
by ChrisSmolinski
0 Replies
328 Views
Last post March 15, 2024, 1133 UTC
by ChrisSmolinski
3 Replies
601 Views
Last post August 06, 2023, 1639 UTC
by hammarhead
3 Replies
541 Views
Last post July 27, 2025, 1729 UTC
by Treehouse SWL
0 Replies
379 Views
Last post January 18, 2024, 1300 UTC
by ChrisSmolinski
1 Replies
574 Views
Last post March 07, 2021, 1621 UTC
by Bali_Frank
0 Replies
410 Views
Last post August 30, 2024, 1610 UTC
by ChrisSmolinski
12 Replies
1947 Views
Last post November 10, 2023, 1806 UTC
by MDK2
0 Replies
317 Views
Last post December 21, 2023, 1606 UTC
by ChrisSmolinski
0 Replies
562 Views
Last post October 03, 2020, 1557 UTC
by ChrisSmolinski
6 Replies
914 Views
Last post February 21, 2024, 1638 UTC
by myteaquinn
0 Replies
119 Views
Last post September 13, 2025, 1554 UTC
by ChrisSmolinski
1 Replies
606 Views
Last post July 25, 2020, 1558 UTC
by Big Badfish Al
0 Replies
1308 Views
Last post November 25, 2022, 1539 UTC
by Beerus Maximus
3 Replies
574 Views
Last post May 26, 2024, 1550 UTC
by L Cee
0 Replies
498 Views
Last post May 15, 2021, 1536 UTC
by ChrisSmolinski
3 Replies
809 Views
Last post November 06, 2021, 1702 UTC
by outhouse radio
4 Replies
1363 Views
Last post February 24, 2018, 1605 UTC
by Zane
3 Replies
526 Views
Last post March 19, 2024, 1600 UTC
by TheHappyWanker
3 Replies
608 Views
Last post August 15, 2023, 2133 UTC
by TRI International

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns