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
647 Views
Last post November 06, 2022, 2058 UTC
by Andrew Yoder
0 Replies
524 Views
Last post November 18, 2017, 1950 UTC
by ChrisSmolinski
11 Replies
1189 Views
Last post May 27, 2023, 2205 UTC
by Shortwave_Listener
1 Replies
658 Views
Last post September 11, 2023, 1747 UTC
by radiogaga
2 Replies
882 Views
Last post December 28, 2018, 1753 UTC
by refmo
0 Replies
2954 Views
Last post October 30, 2016, 1525 UTC
by ChrisSmolinski
6 Replies
1107 Views
Last post October 31, 2020, 2250 UTC
by Arnold Layne
12 Replies
3250 Views
Last post September 23, 2013, 0040 UTC
by Sealord
6 Replies
1664 Views
Last post May 11, 2019, 0015 UTC
by Andrew Yoder
1 Replies
1262 Views
Last post June 06, 2014, 1453 UTC
by Dick Weed
3 Replies
778 Views
Last post June 05, 2020, 2331 UTC
by aurora
8 Replies
2171 Views
Last post February 25, 2018, 0346 UTC
by canswl
10 Replies
1933 Views
Last post September 07, 2025, 1441 UTC
by N2MLP
2 Replies
911 Views
Last post November 22, 2018, 2317 UTC
by William Hassig
4 Replies
2216 Views
Last post September 21, 2016, 2039 UTC
by PirateSWL
4 Replies
1339 Views
Last post June 10, 2012, 1230 UTC
by rdla4
1 Replies
1014 Views
Last post December 26, 2015, 0102 UTC
by hsmith77
1 Replies
717 Views
Last post November 14, 2023, 1547 UTC
by Ron Hunsicker
0 Replies
378 Views
Last post July 14, 2024, 1540 UTC
by ChrisSmolinski
0 Replies
920 Views
Last post December 18, 2011, 1630 UTC
by ChrisSmolinski

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns