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
764 Views
Last post May 01, 2023, 0002 UTC
by Ct Yankee
3 Replies
1253 Views
Last post February 20, 2021, 0041 UTC
by ~SIGINT~
6.950 (Spanish) 6950 kHz

Started by Matt285

3 Replies
1132 Views
Last post November 01, 2019, 2111 UTC
by ChrisSmolinski
3 Replies
1297 Views
Last post July 12, 2019, 1806 UTC
by R4002
3 Replies
1478 Views
Last post March 08, 2019, 1837 UTC
by Pigmeat
3 Replies
1379 Views
Last post March 09, 2020, 2141 UTC
by nickcarr3151
3 Replies
1626 Views
Last post September 08, 2017, 1532 UTC
by R4002
3 Replies
2507 Views
Last post February 22, 2017, 2329 UTC
by PirateSWL
3 Replies
1211 Views
Last post January 04, 2019, 1428 UTC
by R4002
3 Replies
1159 Views
Last post June 09, 2020, 0805 UTC
by Ronald_Mullis
3 Replies
1733 Views
Last post March 16, 2017, 1602 UTC
by R4002
3 Replies
1725 Views
Last post January 24, 2019, 1624 UTC
by R4002
3 Replies
878 Views
Last post January 15, 2019, 1233 UTC
by R4002
3 Replies
704 Views
Last post October 22, 2022, 1649 UTC
by Elf36
3 Replies
758 Views
Last post November 20, 2022, 2344 UTC
by Skipmuck
3 Replies
1457 Views
Last post October 28, 2017, 1208 UTC
by Skipmuck
3 Replies
1691 Views
Last post April 07, 2017, 2041 UTC
by R4002
3 Replies
1131 Views
Last post October 10, 2017, 2337 UTC
by FFM
3 Replies
1169 Views
Last post May 13, 2022, 1744 UTC
by ChrisSmolinski
3 Replies
929 Views
Last post October 03, 2022, 1348 UTC
by Pigmeat

 

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