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
12 Replies
6561 Views
Last post February 19, 2013, 1529 UTC
by ChrisSmolinski
9 Replies
3542 Views
Last post August 28, 2015, 2151 UTC
by ByteBORG
9 Replies
3182 Views
Last post June 20, 2012, 1849 UTC
by Chanter
10 Replies
3848 Views
Last post August 23, 2015, 1626 UTC
by ChrisSmolinski
12 Replies
3678 Views
Last post March 13, 2015, 0056 UTC
by slowtrain
16 Replies
4996 Views
Last post December 22, 2014, 0207 UTC
by John Poet
11 Replies
2779 Views
Last post October 01, 2013, 0141 UTC
by ChrisLobdell
10 Replies
3865 Views
Last post June 01, 2013, 1334 UTC
by ChrisSmolinski
11 Replies
2960 Views
Last post March 16, 2015, 1212 UTC
by ChrisSmolinski
15 Replies
4347 Views
Last post June 08, 2015, 0141 UTC
by Ron Hunsicker
2 Replies
1416 Views
Last post August 13, 2012, 0341 UTC
by Shawndx
16 Replies
10972 Views
Last post November 05, 2015, 0241 UTC
by oly1959
1 Replies
1385 Views
Last post August 30, 2010, 0230 UTC
by Zoidberg
5 Replies
1631 Views
Last post January 02, 2016, 1748 UTC
by aquabat
5 Replies
1823 Views
Last post October 08, 2013, 1147 UTC
by ChrisSmolinski
1 Replies
402 Views
Last post February 02, 2025, 1711 UTC
by N2MLP
9 Replies
4954 Views
Last post April 19, 2017, 0250 UTC
by Zoidberg
16 Replies
4551 Views
Last post July 04, 2013, 1514 UTC
by ChrisSmolinski
6 Replies
1620 Views
Last post December 22, 2016, 1323 UTC
by ChrisSmolinski
22 Replies
5556 Views
Last post January 16, 2015, 2208 UTC
by RCCI

 

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