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
717 Views
Last post January 24, 2015, 2259 UTC
by ChrisSmolinski
0 Replies
725 Views
Last post May 22, 2014, 1306 UTC
by ChrisSmolinski
4 Replies
1321 Views
Last post December 10, 2011, 1436 UTC
by ChrisSmolinski
0 Replies
740 Views
Last post January 25, 2015, 1622 UTC
by ChrisSmolinski
2 Replies
920 Views
Last post December 05, 2016, 1933 UTC
by ChrisSmolinski
3 Replies
1207 Views
Last post November 24, 2017, 1403 UTC
by PirateSWL
2 Replies
934 Views
Last post November 28, 2014, 1558 UTC
by jFarley
0 Replies
775 Views
Last post May 07, 2023, 1847 UTC
by Grumpy Grandpa
1 Replies
658 Views
Last post August 27, 2017, 1948 UTC
by PirateSWL
0 Replies
469 Views
Last post November 15, 2017, 2346 UTC
by ChrisSmolinski
0 Replies
629 Views
Last post July 06, 2014, 1439 UTC
by ChrisSmolinski
0 Replies
376 Views
Last post April 27, 2019, 2008 UTC
by ChrisSmolinski
1 Replies
621 Views
Last post November 24, 2017, 2305 UTC
by PirateSWL
0 Replies
489 Views
Last post November 11, 2017, 0056 UTC
by refmo
0 Replies
479 Views
Last post November 09, 2017, 1205 UTC
by ChrisSmolinski
2 Replies
606 Views
Last post February 24, 2019, 1932 UTC
by aurora
3 Replies
1297 Views
Last post October 20, 2017, 2011 UTC
by MDK2
2 Replies
995 Views
Last post October 19, 2014, 2118 UTC
by ChrisSmolinski
4 Replies
1568 Views
Last post October 19, 2017, 0730 UTC
by Ray Lalleu
0 Replies
648 Views
Last post September 24, 2018, 1439 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