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
0 Replies
662 Views
Last post February 13, 2016, 1859 UTC
by ChrisSmolinski
2 Replies
662 Views
Last post December 20, 2018, 1055 UTC
by ChrisSmolinski
1 Replies
662 Views
Last post September 22, 2017, 2330 UTC
by JoeFLIPS
2 Replies
662 Views
Last post January 10, 2023, 0146 UTC
by Pigmeat
0 Replies
662 Views
Last post February 26, 2018, 1243 UTC
by ChrisSmolinski
2 Replies
662 Views
Last post August 15, 2023, 1604 UTC
by ChrisSmolinski
11 Replies
662 Views
Last post December 28, 2024, 0303 UTC
by N2MLP
0 Replies
662 Views
Last post May 04, 2019, 1511 UTC
by ChrisSmolinski
6 Replies
662 Views
Last post February 04, 2024, 0335 UTC
by Markokpik
5 Replies
662 Views
Last post October 25, 2022, 2158 UTC
by Pigmeat
1 Replies
662 Views
Last post September 28, 2020, 1225 UTC
by ChrisSmolinski
1 Replies
662 Views
Last post March 29, 2021, 0137 UTC
by Molvania Poacher
0 Replies
662 Views
Last post June 08, 2013, 1232 UTC
by ChrisSmolinski
2 Replies
662 Views
Last post March 20, 2021, 0310 UTC
by bigd
8 Replies
662 Views
Last post September 03, 2023, 1944 UTC
by dxwingr
1 Replies
662 Views
Last post November 07, 2021, 0253 UTC
by Radio Krasnoprudskoe
1 Replies
662 Views
Last post June 27, 2018, 0011 UTC
by refmo
0 Replies
662 Views
Last post February 05, 2017, 2028 UTC
by ChrisSmolinski
2 Replies
662 Views
Last post January 06, 2022, 1235 UTC
by ChrisSmolinski
1 Replies
662 Views
Last post November 21, 2020, 0443 UTC
by MDK2

 

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