OVERVIEW
MULTIMETER
The Multimeter in Logic Pro is an advanced, all-in-one metering tool that combines spectrum analysis, level metering, phase correlation, and peak/RMS monitoring in a single display. It helps you visualize the tonal balance, stereo image, and dynamic behavior of your mix in real time. Because it integrates multiple diagnostic tools into one interface, it is essential for mastering engineers, mix engineers, and anyone aiming for professional-level clarity and consistency.
FFT Analyzer (Spectrum Analyzer): Displays real-time frequency content across the spectrum, helping you identify buildup, masking, or missing energy in specific ranges.
Goniometer (Vector Scope): Shows stereo width and phase relationship, allowing you to detect mono compatibility issues or overly wide/phasey mixes.
Level Meter Section: Includes Peak, RMS, and Average level displays for accurate gain staging and mix balance decisions.
Correlation Meter: Indicates whether your mix is in-phase (safe for mono) or drifting into negative correlation (risk of phase cancellation).
Cepstrum Display: Helps reveal periodic elements such as unwanted resonances or comb filtering.
Scalable Views: Customize which modules are active so you can focus on the type of analysis you need.
Mastering and Final Mix Quality Control: Evaluate tonal balance, stereo width, and peak/RMS levels before exporting the final master.
Diagnosing Frequency Masking: Use the FFT analyzer to detect when instruments are competing for the same frequency space.
Monitoring Stereo Image: The goniometer and correlation meter provide visual confirmation of stereo width and mono compatibility.
Checking Dynamic Balance: Peak and RMS readings reveal how much dynamic range exists between soft and loud moments.
Identifying Phase Issues: Essential for multi-mic recordings, layered synths, doubled guitars, and wide effects.
LISTEN to this POD about the MULTIMETER Plug-in
Use FFT to reveal buildup: Look for peaks around 200–400 Hz (mud), 2–4 kHz (harshness), and 8–12 kHz (brightness).
Check correlation often: Aim to stay between +0.3 and +1 for safe mono compatibility.
Monitor stereo width with the goniometer:
A tight vertical line = mono
A wide horizontal oval = wide stereo
A tilted or scattered shape = possible phase issues
Use RMS and Peak together:
Large differences = more dynamics
Small differences = more compression
Place Multimeter last in your mastering chain: 10
LOGIC VIDEO TUTORIALS
Why Logic Pro Rules explains the Logic Pro's Multimeter. (17:31)
Jono provides a few tips on how to use the Multimeter. (7:11)
The Band Guide explains how to maximize Logic Pro's Multimeter plug-in. (13:09)
Third Fret provides a tutorial on how to use Logic Pro's Multimeter Plug-in (10:08)
SOURCE ARTICLES
SOURCE ARTICLES YOU CAN READ:
Mastering Audio Metering in Music Production — Audivea
How to Use Visual Metering Tools to Help You Mix — MusicRadar
Metering and Loudness in Mastering — Production-Expert.com
Audio Metering in Mixing And Mastering — MixingMonster.com
Mastering Sound Design: Metering Essentials — NumberAnalytics.com
The Ultimate Drum Mixing Guide (includes Metering & Phase Advice) — Sage Audio
Best Loudness Metering VST Plugins (LUFS, RMS, True Peak) — PluginNerds.com
VOCABULARY
1. Multimeter: A tool that combines multiple audio analysis meters in one plugin, such as level, spectrum, phase, and stereo.
2. Level Meter: Shows the volume of the audio signal in real time.
3. Spectrum Analyzer: Displays the frequencies in a sound, showing which are loudest or quietest.
4. Correlation Meter: Measures the relationship between left and right channels to check stereo phase.
5. RMS Level: The average loudness over time, representing perceived volume.
6. Peak Level: The highest point of the audio signal at any given moment.
7. Phase: The alignment of waves in stereo channels, important for clarity and avoiding cancellation.
8. Stereo Channels: Separate left and right signals in the audio, shown individually or together.
9. Gain: The input or output level of the audio being measured.
10. Over / Clipping: Indicates when audio exceeds the maximum level, causing distortion.
11. Real-Time Display: Continuously updates to show the live state of the audio.
12. Frequency Bands: Divides the spectrum into ranges (low, mid, high) for detailed analysis.
13. Bypass / Off: Turns the Multimeter on or off without affecting the audio.
14. Peak Hold: Keeps the meter showing the highest levels reached for easier monitoring.
15. Calibration / Scaling: Adjusts the meter for accurate measurements relative to standard levels.
QUIZZES
MANUAL