Manley Massive Passive XXV

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Manley Massive Passive XXV

Manley

Massive Passive XXV

4.6 Expert Rating

Product Info

Article Number: 573603
Brand: Manley
Model: Massive Passive XXV
Price: $6,818.90

* Prices may vary. Check retailer for current pricing and availability.

The Massive Passive XXV is a serious statement piece. Its passive design delivers an incredibly clean, transparent EQ that's perfect for engineers and producers seeking to polish mixes or master tracks without adding unwanted color, and that tube make-up gain is a subtle game-changer. This is for those who demand the absolute best and appreciate the art of analog signal processing.

Product Description

  • Manley Massive Passive XXV
  • Stereo EQ
  • Limited Anniversary Edition with cobalt blue front panel with Anniversary laser engraving
  • 4 Bands per channel
  • Circuit completely passive
  • Overlapping frequency ranges
  • Each band provides shelf or bell
  • per band: cut
  • boost and off
  • Tube make-up gain
  • Passive high-pass and low-pass filters
  • Level +4 dBU (can be changed internally to - 10)
  • EQ frequency control range: 22 to 27000 Hz
  • EQ boost/cut range: 20 dB boost / 20 dB cut
  • Frequency range: +/- 2 dB: 8 - 60000 Hz
  • Maximum output at 1.5% THD +37 dBv
  • +26 dBv at 20 Hz
  • THD & Noise (1KHz at +4 dBu): 0.06%
  • Noise Floor (with respect to +4dBu): -85 dB (A Weight)
  • Dynamic Range: 120 dB
  • Bypass switch
  • Inputs and outputs: balanced XLR and 6.3 mm jack
  • Weight: approx. 9.5 kg
PROS
  • • Exceptional tube make-up gain adds warmth and subtle harmonic richness.
  • • Passive design ensures pristine transparency and avoids coloration.
  • • Cobalt blue finish and laser engraving elevate the aesthetic appeal.
  • • Robust, all-steel construction ensures decades of reliable operation.
CONS
  • • Significant weight makes portability and rack mounting challenging.
  • • Passive design requires substantial gain staging considerations.
  • • Limited frequency range compared to some active EQ solutions.

Product Video

Key Features

Type Stereo Parametric Equalizer
Bands 4 per channel
Channels Stereo
Connections Balanced XLR & 6.3mm Jack
Metering Not specified, assumes standard VU meters (typical Manley)
Weight 9.5 kg

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Frequently Asked Questions

Passive EQs require a preamp with ample headroom to compensate for signal loss; careful gain structuring is essential for optimal performance.
It's a genuine shelf response, providing a smooth, natural transition rather than a sharp cutoff – characteristic of Manley’s design philosophy.
The Massive Passive XXV prioritizes transparency and a passive design; the API 550A offers a more colored, active EQ experience, making them suited for different sonic goals.

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