Author: Graham Lambert

We see microphones everywhere – musicians on stage, politicians at a podium, preachers at...

FM radio is transmitted with a process called frequency modulation. With frequency modulation, the...

Before we get started, please note that in most countries it is illegal to broadcast on FM radio...

Speakers convert the analog audio signal from an audio amplifier into sound waves that can be...

In this tutorial, we will take a look at charging circuits for sealed lead acid (SLA), Nickel...