ElectricalFilters2

Calculates poles, zeros, polynomial coefficients for: 1) Butterworth 2) Chebyshev 3) Inverse-Chebyshev 4) Cauer-Elliptical 5) Bessel-Thomson 6) Langrange Plots Magnitude, Phase and Delay responses.

It's secure to download the app. ElYogiApps is the creator of ElectricalFilters2 that can be found in the Educational category. The tool was downloaded and set up by over 1K users and its most recent stable release was on Jan 25, 2015.

This application has the overall rating 2.9 on Google Play. Download the setup package of ElectricalFilters2 1.21 that is free and check out users' reviews on Droid Informer. The app is built for Android 4.1 and above.