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
1080 Views
Last post February 22, 2022, 1505 UTC
by Korsar39
2 Replies
1416 Views
Last post August 22, 2018, 1505 UTC
by fpeconsultant
2 Replies
831 Views
Last post February 22, 2022, 1502 UTC
by Korsar39
2 Replies
833 Views
Last post March 02, 2022, 1614 UTC
by jasmine
2 Replies
1148 Views
Last post September 12, 2018, 1646 UTC
by MDK2
2 Replies
1053 Views
Last post February 28, 2022, 0040 UTC
by W5IPA
2 Replies
1515 Views
Last post December 09, 2018, 1623 UTC
by ChrisSmolinski
2 Replies
780 Views
Last post April 01, 2022, 0340 UTC
by Traveling Wave
2 Replies
1356 Views
Last post April 05, 2019, 1928 UTC
by Josh
2 Replies
1771 Views
Last post May 11, 2021, 1317 UTC
by MegatonRange
2 Replies
929 Views
Last post June 16, 2022, 1625 UTC
by kris
2 Replies
2065 Views
Last post February 12, 2019, 1720 UTC
by R4002
2 Replies
2717 Views
Last post March 27, 2019, 2104 UTC
by sat_dxer
2 Replies
1771 Views
Last post April 24, 2019, 1748 UTC
by Josh
2 Replies
995 Views
Last post March 27, 2019, 1810 UTC
by Josh
2 Replies
1697 Views
Last post April 02, 2019, 1913 UTC
by Strange Beacons
2 Replies
1424 Views
Last post April 16, 2019, 2341 UTC
by MDK2
HF GMDSS

Started by Josh

2 Replies
2504 Views
Last post August 14, 2020, 1510 UTC
by sat_dxer
2 Replies
1285 Views
Last post June 24, 2019, 0527 UTC
by Josh
2 Replies
1662 Views
Last post December 07, 2014, 2231 UTC
by ChrisSmolinski

 

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