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
1506 Views
Last post December 19, 2014, 1150 UTC
by ChrisSmolinski
0 Replies
1159 Views
Last post May 08, 2015, 1222 UTC
by ChrisSmolinski
1 Replies
1464 Views
Last post September 06, 2015, 1904 UTC
by BOR
0 Replies
1668 Views
Last post November 22, 2015, 1533 UTC
by ChrisSmolinski
0 Replies
939 Views
Last post March 27, 2022, 1221 UTC
by ChrisSmolinski
0 Replies
1293 Views
Last post February 24, 2014, 1126 UTC
by ChrisSmolinski
0 Replies
1649 Views
Last post April 21, 2013, 1703 UTC
by ChrisSmolinski
3 Replies
2525 Views
Last post August 04, 2013, 0303 UTC
by Token
1 Replies
1701 Views
Last post May 09, 2015, 0005 UTC
by jFarley
1 Replies
2442 Views
Last post November 06, 2013, 1919 UTC
by RCCI
0 Replies
1393 Views
Last post January 01, 2014, 1805 UTC
by ChrisSmolinski
4 Replies
2202 Views
Last post November 30, 2016, 1631 UTC
by MDK2
3 Replies
2164 Views
Last post October 08, 2014, 0033 UTC
by jFarley
0 Replies
1382 Views
Last post December 22, 2014, 1323 UTC
by ChrisSmolinski
0 Replies
1431 Views
Last post August 04, 2013, 0035 UTC
by ChrisSmolinski
0 Replies
1292 Views
Last post January 04, 2014, 1832 UTC
by ChrisSmolinski
0 Replies
2162 Views
Last post February 10, 2013, 2136 UTC
by ChrisSmolinski
1 Replies
1618 Views
Last post April 25, 2013, 2321 UTC
by rdla4
2 Replies
1807 Views
Last post August 04, 2013, 2116 UTC
by ChrisSmolinski
1 Replies
1864 Views
Last post May 12, 2015, 2308 UTC
by ByteBORG

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground House Flag
by MitchellTimeDesigns