The Waves NS1 Noise Suppressor is a legendary tool in the post-production world, known for its "one-fader" simplicity and surgical precision. If you are looking to integrate the v9.1.35 version into your macOS workflow, 🎙️ The Power of One Fader
Most noise reduction plugins require a degree in acoustic engineering. The NS1 simplifies the process:
Real-time Analysis: It differentiates between dialogue and unwanted background noise instantly.
Zero Latency: Perfect for live streaming, broadcasting, and tight post-production deadlines.
Automatic Adaptation: You don't need to "teach" it the noise profile; it learns as the audio plays. 💻 System Compatibility & macOS Notes
Running older versions like v9.1.35 on modern macOS systems requires specific attention to detail: 🛠️ Installation Requirements
Waves Central: Use the legacy version of Waves Central to manage v9 licenses.
Format Support: v9 typically supports VST, VST3, AU, and AAX (64-bit).
OS Versioning: v9.1.35 is most stable on macOS 10.10 (Yosemite) through 10.12 (Sierra).
Modern Macs: If you are on a Silicon (M1/M2/M3) chip or macOS Ventura/Sonoma, you may encounter graphical glitches or validation failures in your DAW. ⚠️ Pro-Tip for Stability waves ns1 noise suppressor v9135 mac osxxdb
If your DAW (Logic Pro, Pro Tools, or Ableton) isn't seeing the plugin:
Ensure the Waveshell-AU file is in your /Library/Audio/Plug-Ins/Components folder.
Run your DAW in Rosetta mode if you are on an Apple Silicon machine. 🚀 How to Use NS1 Effectively
While it only has one fader, there is a "sweet spot" for every recording: 0–20: Subtle cleaning for high-quality studio recordings.
30–50: The "Goldilocks Zone" for podcasts and interviews with moderate AC hum or fan noise.
60+: Aggressive suppression. Use this sparingly, as it can start to introduce "underwater" artifacts to the voice. 📊 Quick Comparison: NS1 vs. The Competition iZotope Voice De-noise Ease of Use ⭐⭐⭐⭐⭐ (1 Fader) ⭐⭐⭐ (Multiple Knobs) Latency Low to Medium Best For Fast Dialogue Cleaning Deep Spectral Repair CPU Impact 🛠️ Troubleshooting Common v9 Issues
Missing Licenses: Ensure your license is moved from the "Cloud" to your "Local Machine" via the Waves License Center.
GUI Not Loading: This is often a conflict with the macOS Metal graphics API. Updating to a newer Waves "V" version (e.g., V14 or V15) usually resolves this if your hardware allows. Which DAW (Logic, Pro Tools, etc.) are you using?
Are you experiencing a specific error message during installation? The Waves NS1 Noise Suppressor is a legendary
Waves NS1 Noise Suppressor v9.1.3.5 is a real-time noise reduction plugin designed to intelligently differentiate between dialogue and unwanted background noise using a simple one-fader interface PRO MUSIC, s.r.o. Installation and Usage Guide To set up and use the NS1 Noise Suppressor on Mac OS X: System Requirements
: Ensure your system meets the minimum requirements for this specific version: : Mac OS X 10.7 or later (Intel only) : 4 GB RAM : 4 GB free disk space Installation Download and run the installer for Waves NS1 Noise Suppressor v9.1.3.5 MAC OSX-Xdb Follow the on-screen prompts to complete the installation.
: This version may require an iLok authorization or specific legacy licensing to run Loading the Plugin
: Launch your Digital Audio Workstation (DAW) and load the NS1 plugin onto your desired mono or stereo audio track Noise Suppression Play back your audio and slowly move the single fader up until the background noise is sufficiently reduced Monitor the attenuation meter to see how much energy is being removed from the signal PRO MUSIC, s.r.o. bypass switch
to compare the processed signal with the original audio to ensure the vocal quality remains intact Key Features Intuitive Control
: Uses a single fader to adjust suppression levels, making it accessible for non-engineers Real-Time Analysis
: Automatically adapts to the audio signal to suppress hiss, hum, and background chatter instantly Versatility
: Effective for post-production, podcasts, interviews, and musical vocals
For more detailed operational instructions, you can access the NS1 Noise Suppressor User Manual provided by Waves Audio Are you experiencing any specific compatibility issues error messages with this version on your current Mac OS? Automatic Noise Suppression Plugin – NS1 - Waves Audio Key Features
Note on Version Numbering: The specific version v9135 appears to be an internal build number or a legacy installer code from the Waves V9 era. As of 2025-2026, Waves has moved to V15 and Central. This article addresses compatibility, installation, and troubleshooting for that specific vintage build (V9.1.3.5) on modern macOS systems.
Intelligent "One-Knob" Interface: The central feature is a single large fader. As you push the fader up, the plugin utilizes an intelligent algorithm to identify and remove background noise. The further you push it, the more noise is removed. This allows for incredibly fast workflow speeds.
Real-Time Noise Profile: The plugin features a visual display that shows the user exactly what the noise profile looks like in real-time. It separates the "Noise" (red) from the "Signal" (green), giving the user visual feedback on how much suppression is being applied.
Automatic Noise Detection: NS1 automatically detects the noise floor. There is no need to manually select a section of "silence" to create a noise profile (a common requirement in older noise reduction plugins).
Preservation of Voice Quality: The algorithm is specifically tuned to the human voice, ensuring that while background noise (hiss, hum, air conditioning, traffic) is removed, the vocal timbre remains natural and does not sound "robotic" or artifact-heavy.
Cause: Waves v9135 requires the legacy "Waves License Engine" (not Waves Central).
Fix: You need the standalone Waves License Engine 1.2.5. Do not update to Central. If Central is installed, v9135 will think the license is missing.
Cause: Waves Hell (conflicting versions).
Fix: Run the "Waves Cleaner" utility. You must remove all Waves registry plists:
~/Library/Preferences/com.waves*
/Library/Preferences/Waves Preferences/
Cause: The NS1 reacts to amplitude. On drums, the kick drum triggers the reduction, causing the cymbal hiss to "breathe" unnaturally. Fix: Move NS1 to a drum bus instead of the overhead mics, or use the "Slow" response setting (if your build has the hidden menu: Ctrl+Click on the meter).
Critical: Waves v9135 is Intel-only.