Use APKPure App
Get Active Filter Calculator old version APK for Android
Use 2 ways: design HP or LP filter given f cutoff and db gain or solve fc and db
Use as a quick db calculator for 1st order active filters.
This app works in 2 modes. In result mode you enter all Rs and C and f. The app will return with the db gain at the frequency entered. In design mode you enter just desired cutoff fc, Ri, C and midband db gain. The app will return with the correct amp gain Rf and R for fc entered.
What's New in the Latest Version 2.3
Last updated on Sep 26, 2015
Minor bug fixes and improvements. Install or update to the newest version to check it out!
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Active Filter Calculator
2.3 by Nathan Chao
Sep 26, 2015
$0.99