Alfred Rosenkränzer (49)

1-07-2022 | Professional-grade equipment for characterizing and developing audio equipment is usually beyond the means of a hobbyist lab. However, it is...

1-05-2021 | We recently put a neat thermal camera through its paces to test its usefulness in the lab. We found that this pocket-sized camera can quickl...

1-05-2021 | When it comes to high-precision signal measurement, you must stick with time-proven techniques. This article describes how to measure distor...

1-01-2021 | The third and final part of this series on the design of analogue filters deals with the subtleties of passive filters. Since only purely pa...

1-11-2020 | In this second part in our series of articles on the design of analogue filters, we will look at active filters. The inductors that are used...

1-11-2020 | Measuring the dynamic behaviour of a circuit without a differential current probe is very challenging. To tackle such challenges we present...

1-09-2020 | This series of three articles deals with the design of analogue filters. The first part covers the basic theory with an emphasis on practica...

1-06-2020 | What’s this? A multimeter with a graphic display? That sounds interesting… The PeakTech 3440 can not only display measured values, but also...

1-03-2020 | Do you want to measure not only electrical signals but also optical signals? Then you need an optical probe that converts light intensity in...

27-11-2019 | What’s this? A multimeter with a graphic display? That sounds interesting… The PeakTech 3440 can not only display measured values, but also...