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Based on price data from 3 merchants for "Waves Primary Source Expander". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
In the dynamic world of live sound, clarity can often be compromised by unwanted noise and feedback. Enter the Waves Primary Source Expander, a sophisticated yet straightforward solution designed to tackle these challenges head-on. This highly adaptive precision expander ensures that your mix remains pristine by minimizing mic bleed and feedback, allowing you to elevate your performances with confidence. Its intuitive interface simplifies the process, making it easy to achieve gentle and natural-sounding volume control.
The magic of the Primary Source Expander lies in its ability to emulate the effect of pulling down a channel's fader when audio falls below a set threshold, giving you control over the level drop for optimal results. With its innovative sidechain and ducking controls, you can achieve unparalleled consistency even in the most complex live setups. Whether you're managing front of house or monitor mixes, this plugin will transform your live sound experience, letting you craft cleaner mixes effortlessly.
Key Features:
- Precision expander to manage idle mic levels in live settings
- Reduces mic bleed and protects against feedback
- Smooth expansion mimics fader adjustments on unused channels
- User-friendly GUI for easy threshold and attenuation adjustments
- Internal and external sidechaining with independent filters
- Ducking mode for added precision in complex scenarios
- Release time presets for streamlined workflow
- Compatible with AAX Native, VST, AU, RTAS, and SoundGrid plugin hosts
Product specs
| Software Type | Live Sound Processor |
| Platform | Mac, PC |
| Upgrade/Full | Full |
| Download/Boxed | Download |
| Bit Depth | 64-bit |
| Plug-in Formats | AAX, AU, VST |
| Additional Compatibility | AudioSuite, SoundGrid |
| Hardware Requirements - Mac | Intel Core i7 or higher (M1 support), 8GB RAM minimum |
| Hardware Requirements - PC | Intel Core i5 / AMD Quad-core or higher (AVX required), 8GB RAM minimum |
| OS Requirements - Mac | macOS 13 or later |
| OS Requirements - PC | Windows 10 (22H2) or later |
FAQs
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What is the primary function of the Waves Primary Source Expander plugin?
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The Waves Primary Source Expander is designed to reduce stage noise and enhance gain before feedback occurs, making it ideal for live sound environments and studio settings.
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Is the Waves Primary Source Expander compatible with my DAW?
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The Waves Primary Source Expander supports AAX, AU, and VST formats, making it compatible with most major DAWs, including Pro Tools, Logic Pro, and Ableton Live.
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Can the Waves Primary Source Expander be used on vocals?
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Yes, the Waves Primary Source Expander is particularly effective on melodic sources such as vocals, helping to maintain clarity by attenuating noise when the source volume drops below a set threshold.
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What are the system requirements for running the Waves Primary Source Expander on a Mac?
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To run the Waves Primary Source Expander on a Mac, you need macOS 13 or later, an Intel Core i7 processor or higher (M1 supported), and a minimum of 8GB RAM.
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Does the Waves Primary Source Expander work on Windows PCs?
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Yes, it works on Windows 10 (22H2) or later, requiring an Intel Core i5 or AMD Quad-core processor with AVX support and at least 8GB of RAM.
Videos
Waves Audio
Reduce Stage Noise and Feedback – Waves Primary Source Expander Plugin Tutorial
Reviews
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Waves Primary Source Expander.
Comparisons
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The Yamaha 5045 and Digico consoles are often compared, with the 5045 praised for its transparency in live settings.
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Users highlight that the Waves PSE acts primarily as a gate with a filter frequency, while the Yamaha 5045 plugin is noted for adding unique high frequencies to the signal.
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Compared to simple gates, PSE offers more effective noise reduction, although some find the residual ring during mic open objectionable.
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Features and functionality
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The Waves Primary Source Expander offers a simple interface with just two settings, making it efficient for quick adjustments.
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A learn function akin to Cedar or DSAN on DM7s is desired by some users for the Waves PSE.
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The PSE is valued for reducing cymbal and ambient noise bleed in vocal channels more than for improving gain before feedback.
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Use cases and applications
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The PSE is favored on loud festival stages for controlling feedback and allowing more reverb/delay on wedges without issues.
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Ideal for singers needing high gain on loud stages or who frequently walk in front of the PA system.
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Combining the C-Suite C-Vox with a Yamaha 5045 can improve vocal isolation and gain before feedback, though C-Vox alone may not enhance gain in front of lipfills.
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In a performing arts theater, the PSE can provide 5-10 dB of additional gain on headsets without feedback issues.
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PSE is highly effective in non-singing drama performances, achieving near line-by-line clarity with inexperienced operators.
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For a musical with 15 singers and no rehearsals, aggressive PSE settings kept more channels open and manageable.
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PSE used on a wireless SM58 with a Cedar DNS for cymbal bleed cleanup before the 5045, enhancing vocal clarity.
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Software and compatibility
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