General Radio Discussion

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.

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Subject / Started by	Replies / Views	Last post
The HF Underground Wiki Started by ChrisSmolinski	13 Replies 14746 Views	July 01, 2022, 0121 UTC by Teotwaki
Privacy Policy Started by ChrisSmolinski	0 Replies 10006 Views	May 22, 2018, 1204 UTC by ChrisSmolinski
Posting images on the HFU Started by ChrisSmolinski	10 Replies 7515 Views	October 16, 2022, 1606 UTC by MDK2
Discord Chat Link & FAQs Started by Beerus Maximus	2 Replies 4678 Views	September 20, 2021, 2013 UTC by Beerus Maximus
Operation Tinker Bell Started by ~SIGINT~	0 Replies 555 Views	April 11, 2021, 1513 UTC by ~SIGINT~
FLASH: A warning against potential Russian cyber attacks Started by ~SIGINT~	0 Replies 597 Views	February 25, 2022, 0211 UTC by ~SIGINT~
TDoA service temporarily suspended outside of ham band or time station frequency Started by ~SIGINT~	0 Replies 638 Views	February 16, 2022, 0104 UTC by ~SIGINT~
Nuts and Volts: RF Interference Started by ~SIGINT~	0 Replies 511 Views	February 05, 2022, 0632 UTC by ~SIGINT~
Rohde & Schwarz Subcontracted for Australian HF Communications Programme Started by ~SIGINT~	0 Replies 419 Views	April 28, 2023, 0035 UTC by ~SIGINT~
Airspy Summer Promo 2021 - 28 June to 04 July 2021 Started by ~SIGINT~	0 Replies 561 Views	June 28, 2021, 1547 UTC by ~SIGINT~
How DXers can contribute to ionospheric research - 14 Oct 2023 solar eclipse Started by ~SIGINT~	1 Replies 532 Views	September 26, 2023, 1227 UTC by BoomboxDX
CBC/Radio-Canada: NATO surveillance plane watches Russia's activity in Ukraine Started by ~SIGINT~	4 Replies 928 Views	October 25, 2022, 0125 UTC by ~SIGINT~
The end of the long dash: CBC stops broadcasting official time signal Started by ~SIGINT~	0 Replies 531 Views	October 11, 2023, 0106 UTC by ~SIGINT~
International broadcasters dropped from WRMI schedule Started by ~SIGINT~	0 Replies 426 Views	July 21, 2023, 0153 UTC by ~SIGINT~
Airspy Summer Sale: 15% Off from June 17-25 2023 Started by ~SIGINT~	0 Replies 425 Views	June 18, 2023, 0028 UTC by ~SIGINT~
Fair Radio Sales is Closing Started by ~SIGINT~	1 Replies 493 Views	August 05, 2023, 1018 UTC by NJQA
End of an era - no more Radio St. Helena Started by Zoidberg	3 Replies 1324 Views	March 15, 2012, 1100 UTC by Sealord
Offshore Radio on 1602 kHz from Netherlands, May 20-June 6 Started by Zoidberg	2 Replies 1594 Views	May 05, 2009, 0812 UTC by Zoidberg
Over unity device threatens to soak up all WiFi signals Started by Zoidberg	0 Replies 1178 Views	April 03, 2010, 1308 UTC by Zoidberg
Radio hobbyist identified FBI domestic spy planes a month before mainstream news Started by Zoidberg	4 Replies 2140 Views	June 10, 2015, 1605 UTC by Fred Smith

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