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
470 Views
Last post January 30, 2022, 1101 UTC
by Bali_Frank
5 Replies
1231 Views
Last post July 04, 2020, 1536 UTC
by PirateSWL
4 Replies
637 Views
Last post November 14, 2022, 1759 UTC
by Radio Star
0 Replies
451 Views
Last post July 14, 2021, 2046 UTC
by Bali_Frank
3 Replies
861 Views
Last post March 07, 2022, 1631 UTC
by RainBrandy
0 Replies
467 Views
Last post August 16, 2021, 2115 UTC
by Bali_Frank
2 Replies
736 Views
Last post September 01, 2020, 0154 UTC
by Molvania Poacher
0 Replies
327 Views
Last post January 14, 2023, 0154 UTC
by Bali_Frank
2 Replies
683 Views
Last post March 14, 2021, 2215 UTC
by ChrisLobdell
1 Replies
523 Views
Last post September 06, 2021, 1919 UTC
by Pravotorov
2 Replies
543 Views
Last post July 02, 2022, 0252 UTC
by hsmith77
2 Replies
810 Views
Last post April 24, 2021, 0200 UTC
by Molvania Poacher
0 Replies
583 Views
Last post October 09, 2021, 0151 UTC
by Bali_Frank
0 Replies
398 Views
Last post August 14, 2022, 1139 UTC
by Bali_Frank
2 Replies
680 Views
Last post May 08, 2021, 1510 UTC
by Radio Star
4 Replies
557 Views
Last post April 03, 2023, 2302 UTC
by Pigmeat
0 Replies
492 Views
Last post May 27, 2021, 2132 UTC
by Bali_Frank
0 Replies
442 Views
Last post June 20, 2021, 2144 UTC
by Bali_Frank
6 Replies
971 Views
Last post November 15, 2022, 0220 UTC
by Molvania Poacher
1 Replies
479 Views
Last post July 17, 2021, 0242 UTC
by Molvania Poacher

 

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