Neumann PEV-b – the cream of the Neumann EQ’s – 32 channel Summing Mixer Hybrid
Neumann PEV-b – Analogue EQ & 32 Channel Summing Mixer Hybrid
Product Description (The “Soul” of the Gear)
Engineering the Ultimate Hybrid Mastering Solution The Neumann PEV-b is widely considered the “cream” of Neumann equalizers. Known for its fast, tight, and punchy transient response, this unit delivers an incredible bass foundation and shimmering, sophisticated highs that modern digital productions often lack.
We have taken this rare matched pair of calibrated and recapped PEV-b modules and integrated them into a custom 32-input passive summing mixer. The result is a “no-compromise” hybrid system designed for complex multi-routing purposes in professional studio environments.
How Analog Summing Creates Depth, Warmth & Headroom →
What Makes the Neumann PEV-b Exceptional
The PEV-b: A Unique Analog EQ
The PEV-b occupies a unique position in the history of analog equalization. Designed for broadcast and studio mastering applications, it operates with a precision and musicality that passive and semi-parametric designs of the same era rarely matched.
Key Characteristics:
- Matched pair — both channels calibrated to tight tolerances for stereo mastering accuracy
- Fully recapped — all electrolytic capacitors replaced with modern equivalents, preserving original circuit behavior while eliminating age-related degradation
- Fast transient response — unlike transformer-heavy designs, the PEV-b handles sharp peaks with minimal ringing or overhang
- Musical high frequencies — top end is extended and detailed without the harshness common in later solid-state designs
- Extraordinary low-end definition — bass is tight and focused, with exceptional separation from the low-midrange
32-Input Passive Summing Integration
The PEV-b modules are integrated into a 32-input passive summing mixer with an extra-low gain reduction SUM BUS (-6 dB relative to 0 dB). This unusually gentle reduction means the summing network introduces minimal level loss — and critically, no makeup gain amplifier is required after the summing stage when the EQ output is used for recovery. The result is a hybrid signal path with fewer active stages than a conventional summing setup:
Passive summing → PEV-b EQ → Return
Fewer active stages mean:
- Less cumulative noise
- Better phase coherence
- More transparent mastering character
Technical Specifications
| Feature | Specification |
|---|---|
| Format | 2U Standard Rack Unit |
| EQ | Matched Pair Neumann PEV-b, fully recapped & calibrated |
| Summing Inputs | 32 total: 16 × TRS balanced (1–16) + 16 × DB25 Tascam (17–32) |
| SUM BUS Reduction | -6 dB relative to 0 dB (extra-low loss — no makeup gain required) |
| Mono Switches | 2 × Stereo-to-Mono conversion — supports up to 8 mono sources |
| Master Insert | Send/Return TRS balanced — auto-sensing (uninterrupted if nothing connected) |
| Output Routing | Post-insert → EQ (Up) or Summing OUT 1/2 (Down) |
| Power | Worldwide PSU: 110–240 VAC → 24 VDC (EU plug included) |
| Price | 3,800 EUR + shipping |
| Origin | Custom built in EU / Neumann Germany modules |
Ideal Applications
- Mastering: Use the PEV-b as a precision master bus EQ, with the summing bus feeding directly into the EQ input.
- Mix bus processing: Insert the PEV-b across the stereo mix bus between summing and the final A/D return.
- Stem mastering: Route individual groups through the summing bus and apply EQ correction or enhancement before the stereo print.
- Complex multi-routing: The source select switch allows comparing summed and direct-input signals through the same EQ, with the master insert available for additional outboard processing.
What Engineers Say About the Neumann PEV-b
“The sound quality is superb — clean and musical, with a bit of grit that sits well on any genre. The PEV is suitable for any application and simply does its job well. If you ever have the chance to try one, definitely give it a shot.”
— Verified user review
Finding a Neumann PEV-b in any condition is rare. Finding a matched, recapped, calibrated pair integrated into a professional summing system is something that appears perhaps once or twice in a decade on the market. This unit is available to order directly from VintageMaker.
Interested in this unit or a similar custom build?
Contact VintageMaker →
Fantastic and rare Neumann Eq great sound, incredible bass, and fantastic highs, fast, tight and punchy. Great for modern styles of music
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2U Standard Rack Unit
Neumann Equalizer:
Direct In Left (DIR) TRS / XLR Balanced input
Direct In Right (DIR) TRS / XLR Balanced input
Direct out Left (DIR) TRS / XLR Balanced output
Direct out Right (DIR) TRS / XLR Balanced output
Master Insert/Send/Return TRS balanced by Auto TRS Send
*the signal was non interrupted if nothing connected to SEND
Source Select Switch: Direct in (TRS/XLR) or SUMMING
Bypass EQ/Send trough EQ Switches
32 input extra low reduction SUM BUS: -6dB relative to 0dB
16 Input (1-16) TRS Balanced
16 Input (17-32) D-SUB Tascam Analog Balanced
Master Insert/Send/Return TRS balanced by Auto TRS Send
*the signal was non interrupted if nothing connected to SEND
2 x Stereo to Mono input conversion switch = 8 Mono
Direct Monitoring switch on input 1/2 read more about
OUT Select switch: post insert signal to:
Up – SEL DIR/SUM Switch (EQ)
Down – Summing OUT1/OUT2
Power ON/OFF Switch
Power LED: Blue
World Wide PSU: 110-240 VAC to 24VDC EU plug
*you need a cheap EU to UK/US/AU plug converter
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OVERALL OPINION
While the Neumann PEV is an extremely hard piece of gear to find, if you are interested in unique and rare pieces of outboard gear, this would be quite a find. I’m sure that the price would cost a lot, but I haven’t looked too deeply into the price as these are few and far between. All I can really say is that if you ever have the chance to try out the PEV, definitely give it a shot as I think you’ll be pleased with what you hear. Neumann does make a variety of other outboard gear, but the PEV is one of my favorites that I have tried.
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