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
580 Views
Last post April 04, 2023, 1336 UTC
by Pigmeat
2 Replies
408 Views
Last post May 27, 2023, 1953 UTC
by Andrew Yoder
1 Replies
374 Views
Last post March 19, 2023, 1929 UTC
by ChrisSmolinski
2 Replies
547 Views
Last post April 06, 2023, 1229 UTC
by ChrisSmolinski
1 Replies
336 Views
Last post April 07, 2023, 1904 UTC
by ChrisSmolinski
4 Replies
526 Views
Last post May 26, 2023, 0231 UTC
by Markokpik
2 Replies
745 Views
Last post March 14, 2023, 1454 UTC
by Beerus Maximus
0 Replies
437 Views
Last post March 23, 2023, 1309 UTC
by ~SIGINT~
1 Replies
484 Views
Last post March 14, 2023, 2039 UTC
by N2MLP
0 Replies
782 Views
Last post April 17, 2016, 1452 UTC
by DaveJV
0 Replies
1147 Views
Last post December 27, 2009, 0008 UTC
by The Web
1 Replies
1509 Views
Last post January 01, 2010, 0156 UTC
by spore
0 Replies
1101 Views
Last post January 10, 2010, 0044 UTC
by The Web
1 Replies
1335 Views
Last post January 17, 2010, 0245 UTC
by The Web
0 Replies
1187 Views
Last post January 03, 2010, 0320 UTC
by The Web
0 Replies
1075 Views
Last post January 30, 2010, 2307 UTC
by The Web
0 Replies
1186 Views
Last post December 20, 2009, 0058 UTC
by The Web
0 Replies
1276 Views
Last post April 04, 2010, 0022 UTC
by The Web
0 Replies
1074 Views
Last post October 11, 2009, 0817 UTC
by The Web
1 Replies
1275 Views
Last post February 28, 2010, 1338 UTC
by Newfoundland DXer

 

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