Pricing and availability

We compare 600+ stores and found this item at 6 stores. Prices updated .

Sweetwater
5.0 (7)
$8,399.00
Guitar Center
$8,399.00
Reverb
5.0 (1)
$7,163.72 New
$4,179.54 Used
B&H
$8,399.00
Thomann
5.0 (5)
$7,099.00 $6,999.00 $100.00 · All time low
Vintage King
4.5 (2)
$8,399.00

Average Price: $7,420

High-end/Boutique

$100

$501+

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Standard

High-end

Price History

Based on price data from 5 merchants for "Manley Massive Passive Stereo Tube EQ Mastering Version". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Step into the world of mastering excellence with the Manley Massive Passive Stereo Tube EQ Mastering Version. This revered equalizer combines vintage-inspired passive circuitry with modern precision to deliver unparalleled sonic sculpting for your studio needs. Its unique design steers clear of standard parametric EQs, opting instead for a natural, organic tone that preserves the integrity of your tracks.

With its mechanically detented controls, you can ensure precise repeatability and accuracy across sessions. This allows you to dial in your settings with confidence, knowing that the meticulously designed bandwidth and gain controls will interact seamlessly to produce the desired effect. The Massive Passive Mastering Version also features specially tailored high and low pass filters, providing the flexibility and control required for mastering applications.

The unit's four-band parametric equalization is enhanced by the ability to switch each band between bell and shelf modes, while the high-quality components, including metal film resistors and hand-wound inductors, guarantee premium sound quality. Whether you're shaping subtle nuances or making bold adjustments, the Massive Passive achieves remarkable results without coloring your sound.

Key Features:

  • Two channels of 4-band parametric EQ with Pultec-style controls
  • Mechanically detented gain and bandwidth knobs for repeatability
  • All-passive tone sculpting with vacuum tube make-up gain
  • Parallel symmetrical topology for massive tone shaping
  • 44 selectable frequency bands with unique shelf curves
  • High and low pass filters specifically tuned for mastering
  • Individually switchable bands with bell/shelf mode
  • Premium components: metal film resistors, film capacitors, hand-wound inductors
  • Balanced XLR and 1/4" inputs/outputs, accepts unbalanced
  • Frequency range: 22 Hz to 27 kHz with +/- 2 dB response from 8 Hz to 60 kHz
  • Dynamic range of 120 dB with a noise floor of -85 dB (A-weighted)

Owner's manual

Manley Massive Passive Stereo Tube EQ Mastering Version User Manual

Product specs

Type Tube
Number of Channels 2-channel, Stereo
Tube 2 x 12AU7, 4 x 6414
Number of Bands 4
Inputs 2 x XLR, 2 x 1/4"
Outputs 2 x XLR, 2 x 1/4"
Rack Spaces 3U
Height 5.25"
Depth 10"
Width 19"
Weight 27 lbs.

FAQs

What makes the Manley Massive Passive Stereo Tube EQ Mastering Version different from the standard version?

The Mastering Version features more precise rotary switches instead of potentiometers for enhanced accuracy and repeatability, which is crucial for mastering applications.

How does the Manley Massive Passive Stereo Tube EQ Mastering Version shape sound?

This EQ uses passive components and vacuum tube gain stages to deliver a warm, musical tone, making it ideal for enhancing audio with a smooth, natural character.

What are the connectivity options for the Manley Massive Passive Stereo Tube EQ Mastering Version?

It offers 2 XLR and 2 1/4" inputs and outputs, providing versatile connectivity for professional studio setups.

Is the Manley Massive Passive Stereo Tube EQ Mastering Version suitable for stereo processing?

Yes, it is a 2-channel stereo EQ, perfect for processing stereo tracks or full mixes in a mastering context.

How many frequency bands does the Manley Massive Passive Stereo Tube EQ Mastering Version offer?

It features 4 bands per channel, allowing for detailed and flexible frequency shaping across a wide range of audio material.

Thomas van Opstal

Thomas van Opstal

Plugin VS Hardware Manley Massive Passive

Video thumbnail for Plugin VS Hardware Manley Massive Passive by Thomas van Opstal

Plugin VS Hardware Manley Massive Passive

Thomas van Opstal

Thomas van Opstal

Video thumbnail for Manley - Massive Passive - KMR Demo Room by KMR Audio

Manley - Massive Passive - KMR Demo Room

KMR Audio

KMR Audio

Reviews

PROS

  • Detented knobs allow precise settings and easy recall.

  • Built like a tank, ensuring durability and longevity.

  • Provides both transparency and radical, musical sound shaping.

  • Overlapping frequency bands offer exceptional flexibility for adjustments.

  • Every band can be used in Bell or Shelf mode.

  • Adds significant depth to mixes, making them come alive.

  • High-quality tube material surpasses digital simulations.

  • Ideal for mastering, with a reputation as a gold standard.

  • Valves are the only potential maintenance, suggesting low upkeep.

  • Premium build quality reminiscent of vintage equipment.

CONS

  • Not designed for extreme filtering; may not save poorly mixed tracks.

  • Pricey investment, best suited for dedicated mastering use.

  • Slightly less dB boost/cut compared to the regular version.

  • Requires patience and familiarity to fully utilize its capabilities.

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Manley Massive Passive Stereo Tube EQ Mastering Version.

Features and functionality

  • The 20 Hz or 32 Hz shelf functions as a resonant filter, providing unique EQ characteristics.

    Source
  • Different high-pass filter settings on the mix bus can offer increased stereo width and depth after tubes warm up, despite potential phase issues.

    Source
  • The Massive Passive Mastering version features stepped knobs and switched gain controls, offering a precise control setup compared to the non-mastering version.

    Source

User experience

  • The unbalanced outputs are preferred by some for a cleaner sound compared to transformer outputs.

    Source

Use cases and applications

  • Recording guitars with or without EQ can smooth out harsh frequencies, especially from Fender amps.

    Source
  • The 4.7kHz band effectively reduces harshness in guitars, drums, synths, and male vocals, enhancing pop-rock genres.

    Source
  • An 18kHz LPF can mimic an "air" band, adding a resonant, Pultec-style high-frequency boost.

    Source
  • In mastering, the Massive Passive allows for significant frequency adjustments without introducing unwanted distortion, making it ideal for tasks like side channel resonance cuts.

    Source

Comparisons

  • Unlike the SSL XRack E Series, the Massive Passive uses only two gain stages, contributing to its distinct tonal quality and potential for less signal alteration.

    Source

Build quality

  • High-quality components, such as reliable transformers and precise potentiometers, significantly contribute to the Massive Passive's cost and performance, ensuring consistency and longevity.

    Source

Value and pricing

  • The Massive Passive's steep price is partly due to the high cost of its premium components, which are crucial for achieving its sonic characteristics.

    Source

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Artist usage

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See how Reinier Zonneveld uses Manley Massive Passive Stereo Tube EQ Mastering Version

Reinier Zonneveld

Music Producer, DJ

...
Verified via YouTube

In this Youtube video we see Zonneveld making an Acid Techno Track from scratch in his studio. He explains how he works and how he uses different pieces op equipment. The Manley is seen throughout the video for example at 16:05

Genre Usage

Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.

Used With

Based on how musicians on Equipboard use Manley Massive Passive Stereo Tube EQ Mastering Version, it is most commonly used with the following gear.

Community setups

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perfetto

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