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
9 Replies
2301 Views
Last post July 10, 2017, 1708 UTC
by Josh
6 Replies
2301 Views
Last post February 12, 2017, 1543 UTC
by ChrisSmolinski
7 Replies
2301 Views
Last post August 26, 2016, 0104 UTC
by MDK2
3 Replies
2300 Views
Last post July 09, 2016, 0259 UTC
by refmo
9 Replies
2300 Views
Last post March 26, 2017, 2301 UTC
by refmo
10 Replies
2300 Views
Last post June 08, 2013, 2349 UTC
by refmo
6 Replies
2300 Views
Last post April 01, 2012, 0053 UTC
by Zane
9 Replies
2299 Views
Last post December 31, 2016, 0131 UTC
by Davep
25 Replies
2299 Views
Last post November 27, 2022, 2224 UTC
by UncleJohn
9 Replies
2299 Views
Last post October 07, 2012, 2321 UTC
by ff
16 Replies
2299 Views
Last post May 09, 2020, 2312 UTC
by Molvania Poacher
11 Replies
2299 Views
Last post August 23, 2016, 0038 UTC
by steveyoth
8 Replies
2299 Views
Last post April 21, 2012, 1406 UTC
by ChrisSmolinski
18 Replies
2298 Views
Last post May 02, 2020, 0042 UTC
by blw
20 Replies
2298 Views
Last post March 12, 2022, 0028 UTC
by hsmith77
1 Replies
2298 Views
Last post April 21, 2010, 0530 UTC
by Zoidberg
12 Replies
2298 Views
Last post December 31, 2018, 1653 UTC
by Andrew Yoder
10 Replies
2298 Views
Last post February 06, 2016, 2354 UTC
by Bowman1
16 Replies
2298 Views
Last post November 01, 2020, 1038 UTC
by ✠ Blue Max
26 Replies
2298 Views
Last post August 21, 2022, 0121 UTC
by Jon Shoe - N8UL

 

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