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
11 Replies
2744 Views
Last post December 10, 2015, 0231 UTC
by John Poet
9 Replies
2744 Views
Last post October 18, 2013, 0257 UTC
by Echo_One
8 Replies
2743 Views
Last post November 25, 2013, 0013 UTC
by LighthouseOhio
2 Replies
2743 Views
Last post June 11, 2025, 1849 UTC
by Ct Yankee
12 Replies
2743 Views
Last post June 15, 2025, 0205 UTC
by TheHappyWanker
9 Replies
2742 Views
Last post February 07, 2016, 0038 UTC
by JohnS
8 Replies
2742 Views
Last post February 28, 2015, 1731 UTC
by ChrisSmolinski
8 Replies
2742 Views
Last post February 25, 2012, 0228 UTC
by Andrew Yoder
Radio Nonsense

Started by Fansome

1 Replies
2741 Views
Last post April 16, 2008, 0252 UTC
by Zane
6 Replies
2741 Views
Last post November 15, 2009, 0043 UTC
by TX Ears
11 Replies
2741 Views
Last post May 23, 2015, 0026 UTC
by atrainradio
10 Replies
2741 Views
Last post July 21, 2014, 0138 UTC
by krissy
12 Replies
2741 Views
Last post February 11, 2018, 0423 UTC
by aurora
8 Replies
2740 Views
Last post July 08, 2017, 0950 UTC
by RainBrandy
25 Replies
2740 Views
Last post March 30, 2024, 0113 UTC
by Sarge94
8 Replies
2740 Views
Last post November 12, 2016, 0251 UTC
by Emerson Biggins
6 Replies
2739 Views
Last post September 19, 2014, 2147 UTC
by ByteBORG
10 Replies
2737 Views
Last post May 17, 2018, 0009 UTC
by aquabat
6 Replies
2737 Views
Last post October 14, 2014, 1357 UTC
by ChrisSmolinski
21 Replies
2737 Views
Last post October 31, 2020, 2255 UTC
by Arnold Layne

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground Garden Flag
by MitchellTimeDesigns