The debate still goes on as to which are better, valves or transistors. We don’t intend to get involved in that argument here. But if you can’t make your mind up, you should try out this simple ...

In Seemingly Simple Circuits: Transresistance Amplifier, Part 1– Approximating Op-Amps, the op-amp was approximated from a single-pole, finite gain amplifier to an infinite-gain, single-pole op-amp, ...

If you cultivate an interest in building radios it’s likely that you’ll at some point make a simple receiver. Perhaps a ...

In a signal-conditioning op-amp application there are a number of different approaches to take, what noise and SFDR advantages might one offer over another. Download this Basics of Design article.

Amplifying the human voice presents some tough challenges. One of the toughest of these is providing enough amplification to make sure a soft-spoken person can be heard while allowing sufficient ...

I've noticed that my 2 year old daughter has an unhealthy interest in my current, old Denon amplifier from the beforetime that has lots of buttons and lights. I've also noticed that my audio input ...

Add articles to your saved list and come back to them any time. A $25 USB stick holds more data than 23,000 3.5-inch floppy discs; maybe you knew that. Mobile phones have more computing power than the ...

The initials AR, standing for Acoustic Research, go back to the dawn of the modern component era. AR succeeded as the first company to design and market a compact loudspeaker with acoustic-suspension ...