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
1093 Views
Last post October 30, 2022, 1244 UTC
by mike
0 Replies
957 Views
Last post October 29, 2022, 2201 UTC
by mike
0 Replies
958 Views
Last post November 28, 2022, 0825 UTC
by ButchKidd
0 Replies
1747 Views
Last post January 03, 2021, 0016 UTC
by redhat
0 Replies
1396 Views
Last post April 09, 2017, 2226 UTC
by R4002
0 Replies
2016 Views
Last post April 09, 2017, 0431 UTC
by R4002
0 Replies
1374 Views
Last post April 27, 2017, 0125 UTC
by R4002
0 Replies
1439 Views
Last post April 26, 2017, 0712 UTC
by R4002
0 Replies
1380 Views
Last post April 26, 2017, 0206 UTC
by R4002
0 Replies
1354 Views
Last post April 24, 2017, 0110 UTC
by R4002
0 Replies
1398 Views
Last post April 21, 2017, 0317 UTC
by R4002
0 Replies
1291 Views
Last post April 21, 2017, 0053 UTC
by R4002
0 Replies
988 Views
Last post October 20, 2017, 2330 UTC
by R4002
0 Replies
929 Views
Last post October 15, 2017, 2352 UTC
by R4002
0 Replies
1407 Views
Last post April 14, 2017, 0115 UTC
by R4002
0 Replies
1472 Views
Last post April 12, 2017, 0144 UTC
by R4002
0 Replies
1405 Views
Last post April 11, 2017, 0147 UTC
by R4002
0 Replies
1133 Views
Last post January 27, 2024, 0016 UTC
by RobRich
7 Replies
3245 Views
Last post July 27, 2023, 0337 UTC
by Shortwave_Listener
2 Replies
2551 Views
Last post May 29, 2024, 1437 UTC
by R4002

 

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