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
2173 Views
Last post December 27, 2019, 2002 UTC
by ThaDood
1 Replies
2324 Views
Last post December 08, 2020, 1817 UTC
by syfr
4 Replies
4433 Views
Last post April 23, 2019, 1118 UTC
by Pigmeat
0 Replies
2049 Views
Last post March 24, 2020, 0553 UTC
by svenmarbles
1 Replies
4030 Views
Last post February 10, 2019, 1249 UTC
by Rob.
2 Replies
3217 Views
Last post September 07, 2018, 2308 UTC
by Josh
0 Replies
3435 Views
Last post May 03, 2019, 1643 UTC
by jta
1 Replies
2322 Views
Last post February 17, 2020, 2146 UTC
by R4002
2 Replies
3854 Views
Last post August 25, 2019, 1117 UTC
by ChrisSmolinski
1 Replies
2425 Views
Last post May 16, 2018, 1623 UTC
by Stretchyman
3 Replies
3402 Views
Last post September 24, 2019, 1941 UTC
by Josh
3 Replies
3504 Views
Last post October 14, 2019, 0251 UTC
by Pigmeat
3 Replies
3353 Views
Last post January 21, 2023, 2050 UTC
by Pigmeat
4 Replies
6714 Views
Last post April 25, 2019, 0151 UTC
by Beaner
0 Replies
70 Views
Last post June 15, 2025, 1932 UTC
by europirate
0 Replies
2320 Views
Last post December 17, 2022, 1838 UTC
by Dilbert
0 Replies
2638 Views
Last post July 10, 2017, 2330 UTC
by sat_dxer
0 Replies
3328 Views
Last post November 24, 2018, 2114 UTC
by ChrisSmolinski
2 Replies
2747 Views
Last post May 11, 2020, 2002 UTC
by ChrisSmolinski
0 Replies
1816 Views
Last post March 24, 2022, 2331 UTC
by Dr. Strangelove

 

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