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
1 Replies
864 Views
Last post December 07, 2016, 1428 UTC
by ChrisSmolinski
5 Replies
1212 Views
Last post October 30, 2019, 1156 UTC
by ChrisSmolinski
10 Replies
1134 Views
Last post October 31, 2020, 2201 UTC
by Bali_Frank
0 Replies
1077 Views
Last post February 26, 2012, 2236 UTC
by Andrew Yoder
0 Replies
405 Views
Last post May 10, 2020, 0137 UTC
by Andrew Yoder
1 Replies
1401 Views
Last post February 05, 2012, 0053 UTC
by clobdell
7 Replies
3204 Views
Last post August 07, 2014, 1349 UTC
by ChrisSmolinski
3 Replies
1730 Views
Last post March 16, 2015, 1214 UTC
by ChrisSmolinski
2 Replies
363 Views
Last post February 18, 2023, 1828 UTC
by Sealord
2 Replies
1380 Views
Last post October 16, 2013, 1234 UTC
by ChrisSmolinski
13 Replies
967 Views
Last post May 29, 2022, 0408 UTC
by dxbill
6 Replies
1903 Views
Last post April 26, 2017, 1129 UTC
by ChrisSmolinski
2 Replies
573 Views
Last post December 12, 2020, 1543 UTC
by Arnold Layne
9 Replies
1095 Views
Last post July 21, 2021, 2320 UTC
by ChrisSmolinski
4 Replies
1762 Views
Last post July 20, 2012, 1701 UTC
by jFarley
4 Replies
990 Views
Last post February 23, 2020, 0513 UTC
by Davep
1 Replies
1035 Views
Last post October 11, 2015, 2152 UTC
by ChrisSmolinski
3 Replies
988 Views
Last post February 07, 2018, 2038 UTC
by ChrisSmolinski
0 Replies
1232 Views
Last post May 20, 2011, 0231 UTC
by Andrew Yoder
1 Replies
1014 Views
Last post December 26, 2012, 1522 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