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
7648 Views
Last post December 01, 2014, 1623 UTC
by Token
0 Replies
2615 Views
Last post February 27, 2015, 0126 UTC
by Token
0 Replies
2830 Views
Last post March 01, 2015, 1757 UTC
by Token
0 Replies
3974 Views
Last post May 15, 2015, 0417 UTC
by Token
0 Replies
4587 Views
Last post August 14, 2015, 1546 UTC
by Token
0 Replies
7975 Views
Last post August 29, 2015, 1439 UTC
by Token
0 Replies
2249 Views
Last post November 08, 2015, 1551 UTC
by Token
0 Replies
1822 Views
Last post November 20, 2015, 0435 UTC
by Token
0 Replies
1846 Views
Last post November 22, 2015, 1524 UTC
by Token
0 Replies
1735 Views
Last post November 25, 2015, 2018 UTC
by Token
0 Replies
2435 Views
Last post December 10, 2015, 1213 UTC
by ChrisSmolinski
0 Replies
1865 Views
Last post January 13, 2016, 1012 UTC
by housecat
0 Replies
4225 Views
Last post January 15, 2016, 1132 UTC
by nickcarr
0 Replies
2111 Views
Last post March 07, 2016, 0106 UTC
by Token
0 Replies
2067 Views
Last post March 10, 2016, 1658 UTC
by ka1iic
0 Replies
2094 Views
Last post March 13, 2016, 1400 UTC
by Token
0 Replies
1775 Views
Last post March 28, 2016, 2134 UTC
by Token
0 Replies
2170 Views
Last post March 31, 2016, 0124 UTC
by Token
0 Replies
4468 Views
Last post May 12, 2016, 1549 UTC
by flexoman61
0 Replies
2004 Views
Last post October 23, 2016, 1615 UTC
by Token

 

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