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VOICE 33 / Dynamic and Spectral EQ

VOICE 33 EQ

Sorry about the detail of your mix.

Edit with 24 bands, per-band dynamics, FIR filters, EQ Match and character profiles. Designed as an Audio Unit for Apple Silicon.

v0.3.0 · macOS 13+ · Apple Silicon · AU

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DOCUMENTED BUILD · v0.3.0

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OVERVIEW / EQUALIZATION

24 bands, dynamics and spectral processing

It uses 24 bands, dynamics per band, FIR filters, EQ Match and character profiles. It combines references, analysis and editing tools in an Audio Unit for Apple Silicon.

Explore the usage flow, controls, and specifications of this version before choosing it for your session.

User manual v0.3.0 · Source page 1 ↗

FEATURE HIGHLIGHTS

Key features

01

24 bands and topologies

10 shapes, minimum phase IIR filters and natural FIR and linear phase modes of their own, with FIR slopes according to configuration.

User manual v0.3.0 · Source page 2 ↗
02

Dynamics and spectrum

Positive/negative range by band, sidechain and STFT spectral dynamics. Adjust phase and resolution according to the resources and latency of your session.

User manual v0.3.0 · Source page 2 ↗

The interface is implemented

Plugin interface

See full size —
Documented interface of VOICE 33 EQ v0.3.0
Panel implemented with data captured from AU, included in the catalogue. It's not a window of logic. The image is a static capture of the product.

How to Start

Quick start

User manual v0.3.0 · Source page 2 ↗
  1. 01

    Insert the AU, select Clean character and Color 0.

  2. 02

    Add a Bell band and compare a moderate correction.

  3. 03

    Select Voice, Beat or Mix and review the proposal before applying.

  4. 04

    For dynamics, choose Dynamic EQ or Spectral and adjust your parameters.

  5. 05

    Save the session to keep settings, references and comparison B.

CONTROLS GUIDE

Control guide

User manual v0.3.0 · Source page 2 ↗
Bands / Phase / Resolution
24 bands, 10 forms and IIR/FIR options.
Dynamic EQ / Spectral
Dynamics by band and spectral processing.
Character / Color
15 original profiles and saturation with 1×/2×/4×.
EQ Match / Reference
Proposals from a compatible file or instance.
A/B / Single / Unused
Comparison, band listening and change recovery.
MIDI Learn / Instances
CC and communication within the same process of the host.

TECHNICAL SPECIFICATIONS

Technical specifications

Apple Silicon arm64; macOS 13 or later; AUv2, up to 16 channels depending on host.

User manual v0.3.0 · Source page 3 ↗
Bands and shapes
24 bands and 10 shapes.
Channel
Monkey to 16 channels, depending on the format provided by the host.
Linear phase
FIR of 2049, 4097 or 8193 taps.
Spectral dynamics
STFT of 2048, 4096 or 8192 samples.
The character
15 own profiles; color to 1×, 2× or 4×.

The next step is to

Known limitations

  • Original algorithms, without guaranteed equivalence to Pro-Q or classical hardware.
  • FIR, spectral and oversampling add latency and consumption by topology.
  • Instances communicate only if they share audio process.
  • Panel capture is not a manual session within Logic; that review remains pending.

The manual reports strict auval/stress and native testing; the panel review used data captured from the AU and not a Logic window.

Keeping and Continuing

Compatibility

The session keeps parameters, reference, B comparison and preferences; supports factory presets and JSON.

Please see the original installation manual, package signature and license notices for this delivery. Compatibility and validation vary by product.

ALPHA CENTAURI / MACOS

How to install

  1. Save your project and quit your DAW before installing or updating.
  2. Unzip VOICE33EQ-0.3-AppleSilicon.zip and copy VOICE33EQ.component to ~/Library/Audio/Plug-Ins/Components/. In Finder, choose Go → Go to Folder. Create the folder if needed.
  3. Reopen your DAW and find VOICE 33 EQ as an Audio Unit. If it is missing, rescan it in your DAW’s plug-in manager.

This package is not notarized by Apple. If macOS blocks it, read the system security notice before proceeding.

Technical documentation

User manual

VOICE 33 EQ · v0.3.0 · English

Translated edition with the original interface captures.

Read the manual online

Translated text organized by original page.

Source page 1
VOICE 33 EQ User manual · v0.3.0 EQ 24 bands with dynamics per band, spectral dynamics, FIR filters, references, EQ Match, character profiles and editing tools. Apple Silicon arm64, macOS 13+ and the rest of the world. AUv2; up to 16 channels per host. Scope of this version Own algorithms, without guaranteed equivalence to Pro-Q or classical hardware. The capture is from the panel with AU data, not a Logic window. Panel implemented with AU data captured. It's not a Logic capture.
Source page 2
Operating guide VOICE 33 EQ - AUDIO UNIT 0.3.0 Apple Silicon arm64 · macOS Ventura 13.0 or later Prepared in M2 Pro with macOS 13.4.1 for Logic Pro X 10.7.9. In Logic: Audio FX > Audio Units > VOICE 33 > VOICE 33 EQ. If Logic was already open, save the project and reopen Logic. If it does not appear: Logic Pro > Settings > Module Manager, search for VOICE 33, and use Restore and re-explore selection. Logic was not closed or user projects were modified. First try 1. Insert the AU into an audio track and play a fragment. 2. Select QUANTUM EQ, Clean Character and Color 0 to listen to clean EQ. 3. Add a Bell band; test a moderate accent and compare to A/B PROCESSED. 4. Select VOZ, BEAT or MIX; press Analyze 3 seconds while there is a signal. Apply adds the suggestion. Auto EQ generates its own setup. 5. Save B maintains a complete configuration. Compare B to A/B. 6. For dynamics, select Bell or Shelf and DYNAMIC EQ or SPECTRAL. Adjust range, threshold and attack. The external sidechain is chosen in Logic. 7. Save and reopen the project to retrieve parameters, reference, comparison B and panel preferences. IMPLEMENTED FEATURES • 24 bands, 10 shapes, up to 96 dB/oct and FIR fractional earrings. • Brickwall FIR finite cut, tested with a rejection of more than 70 dB at the test frequency. It doesn't represent an infinite mathematical transition. • The following is the list of the types of FIRs that are used: • The following elements are used: • Spectral dynamics STFT: 2048/4096/8192 samples, density and tilt. • Mono to 16 channels; stereo, L/R, M/S and selection of speakers per band. Multichannel formats follow the order provided by the host. • 15 original character profiles, adjustable saturation and 1x/2x/4x real. • FFT 1024-16384, average, freezing, Spectrum Grab, notes, keyboard and real spectrum before/after. • EQ Match with reference or instance file; band intensity and number. • Curve drawing adjusted to parametric bands; multiple selection and editing, copy/paste/double/inverting, undo/re-do and band only. • Instances that share audio process: search, spectra, comparison, remote editing and spectral matching zones. • MIDI Learn by CC: MIDI of the host or CoreMIDI inputs connected to the Learn pulsar. • Automation of AU and ramps; factory presets, JSON and project saved. • The following information is provided for in the Annex to Implementing Regulation (EU) No 1303/2013: • Panel scale, full screen and integrated support. LATENCE AND RECURSES The linear phase, natural FIR, slopes that need FIR, spectral dynamics or oversampling add declared latency to the host. Conventional dynamics with FIR uses an additional spectral stage. Choose phase and resolution before recording; changing topology needs to fill in new filters. For recording, use minimal phase, standard earrings, conventional dynamics and 1x color. High FIR + 16 channels consume more resources: no quantity is certified
Source page 3
arbitrary simultaneous instances. The analyzer works when requested. TRUEBAS-AU.txt: 47 approved tests on the installed component. Includes actual audio generated, gain, impulse/latency, all 1-16 channel sizes, sidechain/dynamic, linear phase, dynamic cut overlap, MIDI, automation, state and concurrent phase/resolution changes. TRUEBAS/MEMORIA.txt: the same 47 approved tests with AddressSanitizer plus UndefinedBehaviorSanitizer, with no errors detected in that execution. AUVAL-VALIDACION.txt: Apple auval -strict -stress 10, version 0.3.0, AU VALIDATION SUCCEEDED. One warning: MIDI reception is exposed inside an aufx effect; Apple prefers aumf for MIDI-controlled effects. The plugin retains aufx so it can be inserted normally in Logic’s Audio FX. The local ad hoc signature was verified. Apple has not notarized this distribution. The panel review was done in a browser with data captured from the actual AU. QA/PANEL-AU.jpg is NOT a capture of Logic. The app control service was not available: you need to manually check the window and a music session within Logic 10.7.9. The tests do not guarantee the absence of all errors or certify all format/project combinations. This software incorporates functions from the same families, with original algorithms. It's not Pro-Q 3/4 nor does it contain its modules, code or licenses. Natural FIR, dynamics, spectral, EQ Match and curves differ from FabFilter. The 15 models are self-profiles; they are not full emulations measured from the 15 reference equipment. The assistant uses local spectral rules, not a neural network. Listen to every suggestion before you keep it. The instances are communicated only within the same process; no guarantee is given that the communication between isolated processes of the host. Spectral match zones do not test for perceptual masking. The curve Σ is the sum of bands, not a complete M/S/multichannel transfer matrix. Processing 9.1.6 is not the same as having a Dolby Atmos renderer. VOICE33EQ-0.3-AppleSilicon.zip contains the signed AU for this Mac. To reinstall, extract and place VOICE33EQ.component in the indicated folder. source/ contains all code and resources. build.zsh compiles and signs a local AU using Xcode Command Line Tools, without external dependencies downloaded. The previous version 0.2 is kept on the back of previous deliveries.
PDFVOICE 33 EQUser manual / v0.3.0

3 pages · Original document