Reads audio from Windows audio interface or wave file and creates a continuous spectrum display. Command line support for generating sine, square, triangle and sawtooth wave files. Uses biquad IIR digital filters for frequency detection, plus digital lowpass filters for output extraction. Highly configurable. 60+ FPS with suitable hardware. Manual or automatic gain control.

Features

  • Continuous display update
  • Single function, easy to learn
  • Zoom in on small frequency or dB range
  • Resizable main window and repartitionable panes
  • Crosshair cursor when Ctrl is pressed
  • Single, stand-alone exe file, no install/uninstall
  • Builds with Visual Studio 2019 or 2022
  • Bit-perfect sine wave generation for all sample sizes
  • AVX-512, AVX-2 and AVX vectorization of filter bank

Project Samples

Project Activity

See All Activity >

License

GNU General Public License version 3.0 (GPLv3)

Follow SpectrumViewer for Windows

SpectrumViewer for Windows Web Site

Other Useful Business Software
Our Free Plans just got better! | Auth0 Icon
Our Free Plans just got better! | Auth0

With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
Try free now
Rate This Project
Login To Rate This Project

User Reviews

Be the first to post a review of SpectrumViewer for Windows!

Additional Project Details

Operating Systems

Windows

Intended Audience

Science/Research, Education

User Interface

Win32 (MS Windows)

Programming Language

C

Related Categories

C Audio Analysis Software, C Test and Measurement Software

Registered

2022-07-24