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
13 Replies
1843 Views
Last post September 16, 2023, 1215 UTC
by ChrisSmolinski
0 Replies
601 Views
Last post January 01, 2024, 0635 UTC
by TheHappyWanker
0 Replies
485 Views
Last post October 02, 2024, 0502 UTC
by TheHappyWanker
7 Replies
1058 Views
Last post December 24, 2022, 1507 UTC
by Ron Hunsicker
2 Replies
548 Views
Last post October 31, 2024, 0250 UTC
by Joker
6 Replies
283 Views
Last post January 02, 2026, 0327 UTC
by N2MLP
12 Replies
1216 Views
Last post April 10, 2023, 0248 UTC
by osiris
4 Replies
790 Views
Last post April 01, 2024, 2050 UTC
by Ron Hunsicker
0 Replies
544 Views
Last post August 07, 2022, 0423 UTC
by TheHappyWanker
6 Replies
1114 Views
Last post August 09, 2024, 2207 UTC
by N2MLP
15 Replies
2250 Views
Last post January 04, 2023, 0354 UTC
by Pigmeat
7 Replies
998 Views
Last post February 16, 2024, 1614 UTC
by Chuck54
6 Replies
1319 Views
Last post June 10, 2024, 0327 UTC
by Treehouse SWL
8 Replies
1177 Views
Last post June 03, 2024, 0123 UTC
by William Hassig
2 Replies
868 Views
Last post April 16, 2024, 0029 UTC
by WA0093SWL
4 Replies
839 Views
Last post May 28, 2022, 0344 UTC
by Andrew Yoder
2 Replies
763 Views
Last post January 25, 2023, 0509 UTC
by Shortwave_Listener
6 Replies
641 Views
Last post April 10, 2023, 0206 UTC
by N2MLP
5 Replies
3352 Views
Last post June 12, 2025, 1750 UTC
by ChrisSmolinski
8 Replies
1607 Views
Last post June 28, 2024, 2315 UTC
by N2MLP

 

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