Voxengo SPAN

SPAN is a real-time "fast Fourier transform" audio spectrum analyzer VST plugin for professional music and audio production applications. SPAN is available as a free VST, AU and AAX plugin.

Main Features

• Real-time Spectrum Analysis: Provides a detailed visual representation of the frequency content of your audio.
• Multiple Spectrum Display Modes: Offers various display modes, including third-octave, octave, and custom band analysis.
• Adjustable FFT Size: Allows you to fine-tune the resolution and responsiveness of the spectrum analysis.
• Spectrum Smoothing: Provides adjustable smoothing to reduce noise and improve readability.
• Channel Routing: Supports flexible channel routing for analyzing specific channels or combinations of channels.
• Mid/Side Analysis: Enables separate analysis of the mid and side channels for stereo imaging evaluation.
• Output Level Metering: Includes integrated output level metering with peak and RMS displays.
• K-System Metering: Supports K-System metering scales for loudness monitoring.
• Correlation Meter: Displays the stereo correlation of the audio signal.
• Clipping Detection: Detects and indicates clipping events.
• Resizable Interface: Offers a resizable user interface for optimal viewing on different screen sizes.
• Presets: Includes a variety of presets for different analysis scenarios.
• External Spectrum Import/Export: Allows you to import and export spectrum data for comparison and analysis.
• Free Plugin: SPAN is available as a free plugin for both personal and commercial use.

Technical Specifications

• Plugin Format: VST, AU, AAX
• Operating Systems: Windows, macOS
• FFT Size: Adjustable from 64 to 65536 samples
• Spectrum Smoothing: Adjustable
• Display Modes: Third-octave, octave, custom band
• Channel Routing: Flexible channel selection
• Metering: Peak, RMS, K-System
• Correlation Meter: Included
• Clipping Detection: Included

Use Cases

• Mixing and Mastering: Analyze the frequency balance of your mixes and masters to identify and correct imbalances.
• Sound Design: Visualize the frequency content of your sound effects and instruments to create unique and interesting sounds.
• Audio Restoration: Identify and remove unwanted noise and artifacts from audio recordings.
• Stereo Imaging: Evaluate the stereo width and balance of your mixes.
• Loudness Monitoring: Monitor the loudness of your audio to ensure compliance with broadcast and streaming standards.
• Educational Purposes: Learn about audio frequency analysis and signal processing.

SPAN is an essential tool for any audio professional or enthusiast looking to gain a deeper understanding of their audio signals.