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
2373 Views
Last post May 21, 2017, 2134 UTC
by Ron - Calif.
0 Replies
816 Views
Last post September 28, 2019, 1424 UTC
by vhavrilko
0 Replies
1336 Views
Last post October 20, 2013, 1235 UTC
by vhavrilko
0 Replies
1007 Views
Last post January 12, 2018, 2344 UTC
by ChrisSmolinski
4 Replies
1371 Views
Last post September 15, 2021, 2321 UTC
by fpeconsultant
0 Replies
1894 Views
Last post March 19, 2015, 1050 UTC
by ChrisSmolinski
0 Replies
396 Views
Last post November 15, 2023, 2102 UTC
by EagleWave
0 Replies
1562 Views
Last post September 17, 2014, 1046 UTC
by ChrisSmolinski
0 Replies
1572 Views
Last post September 17, 2013, 1222 UTC
by ChrisSmolinski
1 Replies
1060 Views
Last post September 12, 2016, 1310 UTC
by MDK2
2 Replies
1667 Views
Last post May 20, 2016, 0053 UTC
by Ron - Calif.
0 Replies
1718 Views
Last post September 01, 2015, 1048 UTC
by ChrisSmolinski
1 Replies
1074 Views
Last post April 28, 2016, 1220 UTC
by MDK2
1 Replies
1272 Views
Last post August 23, 2016, 1413 UTC
by MDK2
0 Replies
1388 Views
Last post December 22, 2014, 1129 UTC
by ChrisSmolinski
1 Replies
1243 Views
Last post December 13, 2016, 2305 UTC
by shadypyro
0 Replies
1244 Views
Last post December 16, 2015, 2220 UTC
by ChrisSmolinski
0 Replies
1495 Views
Last post March 16, 2015, 1038 UTC
by ChrisSmolinski
3 Replies
2294 Views
Last post September 18, 2013, 2241 UTC
by Echo_One
0 Replies
159 Views
Last post March 14, 2024, 2101 UTC
by Mick Boyle

 

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