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
2 Replies
1225 Views
Last post April 04, 2019, 1718 UTC
by Ct Yankee
2 Replies
1398 Views
Last post March 05, 2019, 1744 UTC
by BoomboxDX
2 Replies
1312 Views
Last post December 08, 2015, 1409 UTC
by atrainradio
2 Replies
1426 Views
Last post October 13, 2013, 0831 UTC
by SHORTY
2 Replies
1794 Views
Last post February 14, 2019, 1412 UTC
by redhat
Propagation

Started by Fansome

2 Replies
1441 Views
Last post October 05, 2013, 0350 UTC
by SingleSideburn
2 Replies
1411 Views
Last post October 02, 2013, 1625 UTC
by SingleSideburn
2 Replies
1635 Views
Last post September 29, 2013, 0843 UTC
by hsmith77
2 Replies
1902 Views
Last post November 01, 2015, 1713 UTC
by ff
2 Replies
1497 Views
Last post October 27, 2015, 0810 UTC
by Pigmeat
2 Replies
1630 Views
Last post September 16, 2013, 1343 UTC
by SingleSideburn
2 Replies
3097 Views
Last post September 20, 2015, 2120 UTC
by Pigmeat
2 Replies
1377 Views
Last post November 25, 2018, 1927 UTC
by Josh
2 Replies
1580 Views
Last post September 07, 2015, 0151 UTC
by Pigmeat
2 Replies
2125 Views
Last post March 26, 2012, 1809 UTC
by Andrew Yoder
2 Replies
2240 Views
Last post March 20, 2012, 0250 UTC
by refmo
2 Replies
1441 Views
Last post September 22, 2016, 0300 UTC
by BoomboxDX
2 Replies
1877 Views
Last post March 14, 2012, 1124 UTC
by cmradio
2 Replies
1955 Views
Last post March 14, 2012, 1127 UTC
by cmradio
2 Replies
2387 Views
Last post March 10, 2012, 0442 UTC
by melliferal

 

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