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
1615 Views
Last post September 21, 2023, 1426 UTC
by Token
0 Replies
2473 Views
Last post March 28, 2016, 2134 UTC
by Token
0 Replies
1500 Views
Last post April 10, 2023, 1902 UTC
by Token
0 Replies
1784 Views
Last post July 17, 2018, 0224 UTC
by Token
0 Replies
1777 Views
Last post May 02, 2018, 1207 UTC
by Token
0 Replies
1830 Views
Last post January 07, 2022, 1752 UTC
by Token
0 Replies
1646 Views
Last post April 10, 2023, 1903 UTC
by Token
0 Replies
1879 Views
Last post November 14, 2021, 1953 UTC
by Token
0 Replies
2229 Views
Last post December 31, 2018, 1752 UTC
by Token
0 Replies
2483 Views
Last post November 25, 2015, 2018 UTC
by Token
0 Replies
2505 Views
Last post September 21, 2019, 1442 UTC
by Token
1 Replies
2856 Views
Last post April 15, 2023, 0812 UTC
by l0ngwire
3 Replies
3052 Views
Last post January 02, 2017, 2326 UTC
by Token
2 Replies
2672 Views
Last post December 12, 2018, 1256 UTC
by QRP
3 Replies
4919 Views
Last post October 12, 2024, 1921 UTC
by rwrv
3 Replies
3388 Views
Last post April 25, 2025, 0023 UTC
by padre
2 Replies
2843 Views
Last post September 16, 2016, 1350 UTC
by EliteData
67 Replies
87004 Views
Last post November 27, 2018, 1340 UTC
by ChrisSmolinski
6 Replies
8623 Views
Last post March 20, 2015, 2028 UTC
by mr magoo
4 Replies
5026 Views
Last post June 14, 2025, 1706 UTC
by burndup

 

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