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
8 Replies
1368 Views
Last post January 24, 2024, 0207 UTC
by WPE0ERM
8 Replies
1122 Views
Last post May 22, 2022, 1253 UTC
by Bali_Frank
8 Replies
2352 Views
Last post January 01, 2014, 1500 UTC
by ChrisSmolinski
8 Replies
1390 Views
Last post August 11, 2021, 2313 UTC
by Ct Yankee
8 Replies
875 Views
Last post November 29, 2022, 2112 UTC
by dxbill
8 Replies
4169 Views
Last post December 28, 2013, 1727 UTC
by ChrisLobdell
8 Replies
1275 Views
Last post December 02, 2022, 1300 UTC
by skyman
8 Replies
1336 Views
Last post January 23, 2024, 0212 UTC
by Andrew Yoder
8 Replies
1660 Views
Last post March 07, 2020, 2145 UTC
by dxace1
8 Replies
908 Views
Last post May 14, 2025, 2054 UTC
by ChrisSmolinski
8 Replies
1494 Views
Last post March 01, 2020, 2159 UTC
by aurora
8 Replies
3129 Views
Last post April 02, 2017, 1526 UTC
by Pigmeat
8 Replies
1223 Views
Last post August 05, 2021, 0007 UTC
by Molvania Poacher
8 Replies
3477 Views
Last post December 23, 2013, 2353 UTC
by caylorman
8 Replies
2183 Views
Last post December 27, 2015, 1507 UTC
by PghScanner
8 Replies
2767 Views
Last post December 22, 2013, 2040 UTC
by The Insomniac
8 Replies
1711 Views
Last post June 25, 2018, 0222 UTC
by MDK2
8 Replies
3920 Views
Last post May 10, 2025, 0225 UTC
by osiris
8 Replies
2542 Views
Last post May 08, 2025, 0527 UTC
by M R I
8 Replies
1202 Views
Last post January 08, 2024, 0233 UTC
by Markokpik

 

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