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
278 Views
Last post July 31, 2025, 2030 UTC
by europirate
0 Replies
255 Views
Last post July 31, 2025, 2032 UTC
by europirate
0 Replies
310 Views
Last post July 31, 2025, 2034 UTC
by europirate
0 Replies
333 Views
Last post July 31, 2025, 2035 UTC
by europirate
0 Replies
298 Views
Last post August 01, 2025, 2136 UTC
by europirate
0 Replies
293 Views
Last post August 01, 2025, 2137 UTC
by europirate
0 Replies
324 Views
Last post August 01, 2025, 2139 UTC
by europirate
0 Replies
290 Views
Last post August 02, 2025, 2116 UTC
by europirate
0 Replies
264 Views
Last post August 02, 2025, 2117 UTC
by europirate
0 Replies
295 Views
Last post August 02, 2025, 2119 UTC
by europirate
0 Replies
392 Views
Last post August 02, 2025, 2124 UTC
by europirate
0 Replies
251 Views
Last post August 05, 2025, 2102 UTC
by europirate
0 Replies
291 Views
Last post August 05, 2025, 2104 UTC
by europirate
0 Replies
308 Views
Last post August 05, 2025, 2106 UTC
by europirate
0 Replies
306 Views
Last post August 05, 2025, 2106 UTC
by europirate
0 Replies
419 Views
Last post August 05, 2025, 2108 UTC
by europirate
0 Replies
322 Views
Last post August 08, 2025, 1442 UTC
by Alex BLR
0 Replies
331 Views
Last post August 08, 2025, 2028 UTC
by Alex BLR
0 Replies
250 Views
Last post August 09, 2025, 2050 UTC
by europirate
0 Replies
273 Views
Last post August 09, 2025, 2114 UTC
by europirate

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground House Flag
by MitchellTimeDesigns