The HF horizontal loop has been around for many years now. This article includes a YouTube video and discusses the reasons for looking at this antenna, its design, and its installation. There are some on-air comparisons against three regular double bazooka (coax) dipoles and the Par SWL End-Fed antenna.
An article about interfacing amateur radio devices, usually transceivers to computers. It is a general article that cover common interface models using USB or RS232 for popular ham radio brands like Yaesu Icom and Kenwood
Operating NVIS mode, understanding operation frequencies, choosing the proper antenna to operate with the Near Vertical Incidence Skywave propagation
The wikipedia article about NVIS Near vertical incidence skywave with information about usable frequencies and some general information on main NVIS oeprations usages
9-22 October, 2017 3C1L 3C0L DX pedition to Republic of Equatorial Guinea and Annobon 2017
G3KHZ, SM6CVX, G4EDG, DL6KVA + S21ED and S21TV will activate Bhola & St Martins island AS-140 AS-127
Simple 6 Metre DX Antenna based on an article by LB Cebick in QST May 2002 on a Quad Turnstile antenna. This antenna is basically two full wave loops mounted at right angles fed 90 degrees out of phase to produce an omni-directional horizontally polarized pattern
A freeware windows antenna design and modelling software developed by an amateur radio operators primarily intended for VHF yagi aerials.
Sound recordings of meteors and things reflecting TV station video carriers , frequencies used are analog TV video carrier frequencies offset by 1 kHz SSB
Use your Smartphone as an Oscilloscope to visialize signals from 150 Hz to 15kHz and as a Signal Generator to generate sinusoidal, square and triangular signals up to 15kHz
IMPD police scanner, listern to live police radio scanner from Indianapolis