| Only a handful of components are needed to build an intrument which is indispensable in any RF workshop: the grid dip meter or 'dipper...
| Only a handful of components are needed to build an intrument which is indispensable in any RF workshop: the grid dip meter or 'dipper...
| Amateur television (ATV) is among the most popular, technically advanced and exciting sub-activities available to the licenced radio am...
| The Radio Data is now well established among VHF- FM broadcasters aiming at providing additional information with their radio programmes. In...
| According to the radio regulations in most countries, any licensed radio amateur must have a non-radiating load to connect to his transmit...
| The SCART switching box was carefully designed to make sure that any input is connected to only one output at a time. This was done to pre...
| Although most car radio/casse players produced in the past five years or so are fitted with a front/rear speaker volume control, there a...
| It is normally easy to tell when the mains voltage fails because then the radio stops playing or you are in the dark. Joking apart, compu...
| This year, it is a hundred years ago that Marconi gave the first demonstration of a usable radio system near Bologna in Northern ltaly. F...