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
14632 Views
Last post January 02, 2013, 0132 UTC
by Kilokat7
3 Replies
1441 Views
Last post October 10, 2020, 1604 UTC
by pinto vortando
5 Replies
2035 Views
Last post October 03, 2019, 2134 UTC
by Josh
2 Replies
2825 Views
Last post July 13, 2019, 1607 UTC
by Looking-Glass
0 Replies
1117 Views
Last post April 29, 2021, 1040 UTC
by Looking-Glass
0 Replies
1820 Views
Last post April 26, 2017, 2256 UTC
by Looking-Glass
5 Replies
26038 Views
Last post July 24, 2019, 1538 UTC
by jFarley
1 Replies
1254 Views
Last post July 24, 2020, 1537 UTC
by ChrisSmolinski
0 Replies
2463 Views
Last post July 13, 2019, 1538 UTC
by Looking-Glass
2 Replies
1725 Views
Last post May 14, 2017, 0338 UTC
by Looking-Glass
2 Replies
1788 Views
Last post July 22, 2018, 0937 UTC
by Looking-Glass
0 Replies
18737 Views
Last post August 31, 2019, 0005 UTC
by Looking-Glass
0 Replies
1534 Views
Last post September 16, 2020, 0708 UTC
by Looking-Glass
0 Replies
1913 Views
Last post March 04, 2016, 0855 UTC
by Looking-Glass
2 Replies
2312 Views
Last post March 05, 2016, 2253 UTC
by Josh
0 Replies
1540 Views
Last post September 26, 2019, 1251 UTC
by Looking-Glass
1 Replies
2091 Views
Last post March 14, 2016, 1302 UTC
by jFarley
2 Replies
1744 Views
Last post August 08, 2018, 2028 UTC
by pinto vortando
0 Replies
1278 Views
Last post October 04, 2019, 0941 UTC
by Looking-Glass
0 Replies
1715 Views
Last post March 17, 2016, 0247 UTC
by Looking-Glass

 

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