Electronic Design

So…The K2-W Analog Computer Op Amp Has Mad Scientists’ Fingerprints on It (Part 1)

In the first of three parts, Andy hypothesizes that the K2-W Analog Computer Op Amp’s design has some unrevealed mad science in its input-stage design. 1. K2-W Op Amp schematic from Bob Pease’s ...
EDN

Comparators have robust input stages

The TSM9117 to TSM9120 and TSM917 family of analog comparators plus reference have robust input stages (applied input voltage levels outside the supply rails) and rail-to-rail outputs. The TSM9117 and ...
Electronic Design

So…The First Stage of the K2-W Op Amp is Neither Balanced Nor Differential (Part 2)

Design analysis of the K2-W Vacuum Tube Op Amp’s design and operation reveals the mad science that created a commercial revolution in 1950s and 1960s analog computing. Op amps played a critical role ...
EDN

200-V mono audio PA input stages deliver lowest distortion rate

The 200-V LME49811 and LME49830 mono audio power amplifier input stages are claimed to deliver the lowest distortion performance and reduce design time. When they are implemented in a complete power ...
Inverse

The Monogram Creative Console is the future of computer input

Gamers know that the right controller or performance keyboard and mouse makes all the difference when it comes to getting an edge over competitors. So why hasn't the way we interface with software on ...