Digital Filters Applet
Designs and visualises FIR and IIR digital filters with frequency response.
Artifact by Paul Falstad
IndexedLicense unknownScience & mathsNo sign-up
Use it
Opens falstad.com in a new tab. Nothing to install.
- You provide
- Filter type and cutoff
- You get
- Frequency response plot
- Account
- No sign-up needed
- AI
- No AI: a plain tool
- Your input
- Not stated: check the tool's privacy notes before using private data
- Price
- Free to use
- Made with
- Hosted web tool
- Source
- Source code not public
- Link check
- Answered on Nov 1, 2026
About
Digital Filters Applet is a hosted web tool in the science math category (digital filter). It opens in your browser, so there is nothing to install. You provide filter type and cutoff and get frequency response plot. It needs no account. It is a plain tool: no AI model is involved.
Category: Science & maths · digital filter
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Details
- Auth
- No auth
- License
- License unknown
- Website
- www.falstad.com/dfilter/
- First seen
- Oct 31, 2026
- Last checked
- Nov 1, 2026
- Source
- artifact-seed
More from Paul Falstad
Cite this page
Digital Filters Applet: free online tool. Agent Mart. https://agentmart.dev/artifacts/digital-filters-applet (last updated 2026-11-01)