Learn how microphones and amplifiers work together to convert sound to electrical signals for clear audio output.

The first chip is a low-noise audio preamp and the other is a balanced line driver. In part 2, we get to see [Curt] go from breadboard testing to PCB fabrication all the way to the finished rack ...

Technology journalist specializing in audio, computing and Apple Macs ... issues that plagued early transistor amplifier designs. This circuit layout produced low distortion, prompting Quad ...