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
726 Views
Last post October 30, 2021, 2204 UTC
by Andrew Yoder
9 Replies
1575 Views
Last post May 20, 2018, 2341 UTC
by Ray Lalleu
1 Replies
991 Views
Last post December 27, 2019, 1635 UTC
by ChrisSmolinski
5 Replies
886 Views
Last post August 25, 2022, 2227 UTC
by Pigmeat
0 Replies
959 Views
Last post December 25, 2015, 2137 UTC
by Skipmuck
19 Replies
2423 Views
Last post April 01, 2022, 0124 UTC
by dave524
1 Replies
1114 Views
Last post March 13, 2018, 1208 UTC
by ChrisSmolinski
1 Replies
721 Views
Last post November 16, 2017, 1227 UTC
by ChrisSmolinski
5 Replies
1779 Views
Last post August 01, 2017, 1351 UTC
by ChrisSmolinski
13 Replies
1981 Views
Last post August 14, 2020, 1707 UTC
by skyman
10 Replies
1426 Views
Last post October 13, 2018, 1517 UTC
by ChrisSmolinski
3 Replies
761 Views
Last post May 26, 2018, 1712 UTC
by Skipmuck
1 Replies
559 Views
Last post April 04, 2022, 2351 UTC
by refmo
13 Replies
2696 Views
Last post September 25, 2016, 1437 UTC
by ChrisSmolinski
3 Replies
856 Views
Last post July 13, 2021, 0220 UTC
by raypfaff
3 Replies
714 Views
Last post June 07, 2020, 0045 UTC
by blw
6 Replies
1477 Views
Last post April 29, 2016, 1253 UTC
by jFarley
3 Replies
742 Views
Last post March 09, 2021, 2146 UTC
by Bali_Frank
19 Replies
2244 Views
Last post October 09, 2022, 1344 UTC
by Sealord
0 Replies
559 Views
Last post November 01, 2020, 1144 UTC
by Skipmuck

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground T-Shirt
by MitchellTimeDesigns