Filter Free 2007

Filter Free 2007 by Nuhertz Technologies, LLC

Filter Free 2007 is a lightweight, entry-level filter design and analysis application from Nuhertz Technologies, known for its professional filter synthesis tools. It helps students, hobbyists, and engineers quickly explore, prototype, and understand classical filter designs without the complexity of enterprise software.

Key features:

• Design of standard filter types: low-pass, high-pass, band-pass, and band-stop
• Support for common response families such as Butterworth, Chebyshev, elliptic, and Bessel
• Interactive specification entry (cutoff frequency, ripple, attenuation, filter order)
• Immediate visualization of frequency response (magnitude and phase) and pole-zero plots
• Clear, educational workflow suitable for teaching fundamentals and rapid prototyping
• Options to save or print design data and plots for documentation or further use

With an intuitive interface and focused feature set, Filter Free 2007 provides a practical starting point for learning filter theory, comparing design trade-offs, and generating prototype-ready results.

Filter Free 2007 is developed by Nuhertz Technologies, LLC. The most popular versions of this product among our users are: 5.1, 5.2 and 5.3. The name of the program executable file is filter_free.exe.

You can check Filter Forge, SmartDraw PDF Filter, Coilcraft Filter Designer and other related programs like Parental InternetFilter at the "download" section.