About SPEAR
SPEAR (Sinusoidal Partial Editing Analysis and Resynthesis) is an application for audio analysis, editing, and synthesis. It represents sound as individual sinusoidal tracks (partials) which can be manipulated for sound design and research.
SPEAR, which stands for Sinusoidal Partial Editing Analysis and Resynthesis, is a specialized audio software developed by Michael Klingbeil. It is designed for detailed audio analysis, editing, and synthesis based on a sinusoidal model. The software analyzes an audio file and breaks it down into individual sinusoidal components, or partials, each with its own time-varying frequency and amplitude. This spectral data can then be directly manipulated by the user. SPEAR is a free tool aimed at researchers, composers, and sound designers. It is available for macOS, Windows, and even older Mac operating systems. The software is provided as-is, with no formal support, pricing, or integrations, reflecting its academic and research-oriented origins.
Pros & Cons
- Provides a detailed, low-level representation of sound for analysis and manipulation.
- Free to download and use.
- Cross-platform, with versions for modern macOS, Windows, and legacy systems.
- Allows for direct drawing and editing of spectral partials.
- The software is pre-1.0 and may have bugs.
- No formal manual or dedicated support is available.
- The user interface is dated.
- Struggles to faithfully reproduce percussive or complex polyphonic audio.
Features
Key features
Represents sound with individual sinusoidal tracks, each with time-varying frequency and amplitude.
Allows for flexible selection and immediate manipulation of analysis data, including cut, paste, and drawing new partials.
Capable of synthesizing hundreds of simultaneous partials in real-time.
Runs on macOS (including Apple Silicon), Windows, and legacy MacOS 9.
Supports a variety of standard file formats for the import and export of analysis data.
Additional features
Enables users to draw new partials directly onto the spectral display.
Apply fade-in and fade-out effects to selected partials.
Handles filenames and pathnames containing non-ASCII characters.
Control noise bandwidth and filter order for noise resynthesis.
Supports ASIO and DirectSound audio devices on Windows for low-latency playback.
Pricing
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About SPEAR
SPEAR (Sinusoidal Partial Editing Analysis and Resynthesis) is an application for audio analysis, editing, and synthesis. It represents sound as individual sinusoidal tracks (partials) which can be manipulated for sound design and research.
SPEAR Details
SPEAR's In-App Market Place
Does SPEAR have an in-app market place?
Yes
How many Mini-Apps in the marketplace?
0
Mini Apps
Pricing Options
Accepted Payment Currencies
Pros & Cons
- Provides a detailed, low-level representation of sound for analysis and manipulation.
- Free to download and use.
- Cross-platform, with versions for modern macOS, Windows, and legacy systems.
- Allows for direct drawing and editing of spectral partials.
- The software is pre-1.0 and may have bugs.
- No formal manual or dedicated support is available.
- The user interface is dated.
- Struggles to faithfully reproduce percussive or complex polyphonic audio.
SPEAR's Support Options
SPEAR's Alternatives
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Nomad Factory Plug-ins
A collection of vintage-style audio plug-ins designed for recording, mixing, and mastering. Provides analog-modeled processors,…
VirSyn Music Apps
VirSyn Music Apps has established a long-standing legacy within the music production landscape since its…