| This article describes a simple tunable filter circuit that needs no special chips, just two op-amps that can be running from a 5-V single s...
| This article describes a simple tunable filter circuit that needs no special chips, just two op-amps that can be running from a 5-V single s...
| When it comes to audio equipment in a professional environment — mixers, amplifiers, microphones and speakers/monitors — experts envisage a...
| Speech is an efficient way for people to express ideas and desires. Before the industrial age, humans discovered that animals could be train...
| The Mozzi sound library enables you to generate algorithmic music on an Arduino without additional shields or external synths. Curious how i...
| Digital amplifier modules can now be bought for little money, but high-end enthusiasts typically turn up their noses at the sound. On the ot...
| To build an FM receiver, developers can use highly integrated chips, such as the TEA5767 from NXP. Here we describe an FM receiver with a fr...
| We love to find new uses for vintage parts and especially old displays. They are often too nice to leave in a drawer. This audio analyzer pr...
| When you have a power amplifier connected after any sort of audio source, you usually need an additional power switch, which makes things in...
| When you want to transmit audio signals over longer distances, it is advisable to use balanced connections. For this reason, the outputs of...
| This project was developed to drive small professional audio monitors placed next to a computer screen, providing much higher sound quality...