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
6 Replies
3359 Views
Last post February 05, 2014, 2310 UTC
by cmradio
6 Replies
4113 Views
Last post December 30, 2011, 0757 UTC
by cmradio
6 Replies
2680 Views
Last post January 18, 2014, 0129 UTC
by jFarley
6 Replies
2328 Views
Last post September 11, 2018, 1842 UTC
by Sealord
RF Noise Identification

Started by WrongwayCorrigan

6 Replies
4867 Views
Last post July 03, 2011, 1808 UTC
by WrongwayCorrigan
6 Replies
1786 Views
Last post April 11, 2020, 1251 UTC
by EA2NR
6 Replies
2427 Views
Last post April 18, 2018, 1634 UTC
by Traveling Wave
6 Replies
2371 Views
Last post February 15, 2019, 0619 UTC
by Pigmeat
6 Replies
3911 Views
Last post May 20, 2014, 0013 UTC
by Token
6 Replies
2696 Views
Last post August 24, 2014, 0229 UTC
by jFarley
6 Replies
2486 Views
Last post May 01, 2016, 0331 UTC
by EliteData
6 Replies
2374 Views
Last post July 05, 2014, 1500 UTC
by ChrisSmolinski
6 Replies
3213 Views
Last post June 29, 2019, 0137 UTC
by Big Badfish Al
6 Replies
3139 Views
Last post February 23, 2014, 0133 UTC
by Token
7 Replies
5967 Views
Last post March 05, 2012, 1857 UTC
by zackers
17450 WhatzIT?

Started by rdla4

7 Replies
3957 Views
Last post May 02, 2021, 1835 UTC
by circuitmike
OTHR 11244

Started by 07code04stalker1776

7 Replies
4632 Views
Last post March 31, 2013, 0308 UTC
by Token
7 Replies
3288 Views
Last post February 28, 2019, 1542 UTC
by R4002
7 Replies
2491 Views
Last post July 14, 2018, 2047 UTC
by Token
7 Replies
1653 Views
Last post November 04, 2022, 1905 UTC
by kris

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns