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
4 Replies
829 Views
Last post January 02, 2023, 0345 UTC
by myteaquinn
4 Replies
1037 Views
Last post October 08, 2019, 1858 UTC
by Pigmeat
4 Replies
643 Views
Last post January 02, 2023, 0317 UTC
by Pigmeat
4 Replies
3323 Views
Last post August 03, 2019, 0212 UTC
by PirateSWL
4 Replies
728 Views
Last post December 07, 2022, 1411 UTC
by Radio Star
4 Replies
640 Views
Last post November 14, 2022, 1759 UTC
by Radio Star
Doctor Detroit eQSL

Started by JoeFLIPS

4 Replies
1702 Views
Last post October 10, 2016, 1527 UTC
by flexoman61
4 Replies
1554 Views
Last post November 04, 2015, 1631 UTC
by flexoman61
GERMANY CALLING

Started by JohnS

4 Replies
1612 Views
Last post November 04, 2015, 0031 UTC
by JoeFLIPS
4 Replies
1233 Views
Last post August 13, 2019, 2316 UTC
by refmo
4 Replies
1800 Views
Last post October 11, 2016, 1615 UTC
by aurora
4 Replies
3387 Views
Last post August 16, 2019, 0143 UTC
by refmo
4 Replies
3002 Views
Last post February 02, 2015, 1828 UTC
by jFarley
4 Replies
696 Views
Last post September 04, 2022, 1950 UTC
by Traveling Wave
4 Replies
1965 Views
Last post August 27, 2016, 0738 UTC
by Claudio Italy
4 Replies
1724 Views
Last post January 19, 2015, 2057 UTC
by Mentholyptus
WLIS eQSL

Started by JoeFLIPS

4 Replies
1409 Views
Last post October 12, 2015, 0043 UTC
by ByteBORG
4 Replies
2136 Views
Last post October 07, 2015, 0109 UTC
by refmo
4 Replies
1965 Views
Last post October 06, 2015, 0038 UTC
by refmo
4 Replies
1084 Views
Last post April 22, 2019, 1435 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 Garden Flag
by MitchellTimeDesigns