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.

Pages: 1 2 3 4 5 6 [7]
Subject / Started by Last post
3 Replies
7539 Views 		Last post April 03, 2016, 0156 UTC
by ecal
7 Replies
7644 Views 		Last post December 08, 2022, 2107 UTC
by Antennae
3 Replies
8578 Views 		Last post June 15, 2019, 1418 UTC
by Chicago Jeff
7 Replies
8690 Views 		Last post May 23, 2021, 1727 UTC
by Stretchyman
Advice

Started by fpeconsultant

8 Replies
8750 Views 		Last post February 18, 2023, 0646 UTC
by Pigmeat
9 Replies
9347 Views 		Last post June 17, 2025, 1533 UTC
by tech53
0 Replies
9410 Views 		Last post January 10, 2025, 0226 UTC
by Jeff DUDE
4 Replies
9828 Views 		Last post February 22, 2017, 1817 UTC
by Stretchyman
5 Replies
9923 Views 		Last post November 11, 2023, 0532 UTC
by Charlie_Dont_Surf
16 Replies
10818 Views 		Last post September 30, 2019, 2141 UTC
by Stretchyman
4 Replies
12194 Views 		Last post September 12, 2019, 0447 UTC
by OgreVorbis
0 Replies
13445 Views 		Last post August 03, 2014, 2230 UTC
by Andrew Yoder
Transmitter

Started by RNI

2 Replies
17702 Views 		Last post December 08, 2017, 2217 UTC
by digitalmod
8 Replies
19665 Views 		Last post August 11, 2019, 0338 UTC
by dxace1
18 Replies
23058 Views 		Last post June 27, 2018, 1504 UTC
by syfr
11 Replies
25164 Views 		Last post September 08, 2016, 0556 UTC
by redhat
8 Replies
60618 Views 		Last post September 12, 2019, 0440 UTC
by Davep
Pages: 1 2 3 4 5 6 [7]

 

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