Description
Overview
The Harrison 32Cpre+ is a high-performance, transformer-coupled microphone preamp that brings the legendary sound of the 32Classic studio console into the versatile 500 Series format. Inspired by the iconic Harrison 3232—the desk responsible for some of the most influential albums of the ’70s and ’80s—this module delivers a warm, rich sonic signature characterized by full low-end, an open mid-range, and smooth, natural highs.
By utilizing a Jensen JT-MB-CPCA transformer with a 1:1 ratio, the 32Cpre+ introduces a delicate phase shift and gentle frequency roll-off, resulting in a “sweet” professional tone suitable for any source material. This module combines classic American console heritage with modern studio flexibility.
Key Details
- Premium Signal Path: Features a Jensen JT-MB-CPCA transformer-coupled design for authentic analog warmth and richness.
- Flexible Gain Stage: Provides a wide gain range from +20 to +70 dB, ensuring enough headroom to drive everything from sensitive condensers to low-output ribbon microphones.
- Legendary Harrison Filtering: Includes integrated High Pass (HP) and Low Pass (LP) filters with a musical 12dB/octave slope. The HP filter features a characterful 3 dB resonant peak for added definition.
- Front-Panel Accessibility: Equipped with a combo XLR and 1/4″ jack connector on the front, allowing for quick microphone or instrument connections without accessing the rear of the rack.
- Comprehensive Control: Dedicated switches for 48V phantom power, polarity reverse (180 degree phase), and a HiZ impedance setting for direct instrument input.
- Signal Monitoring: Integrated input overload LED for precise gain staging and clip prevention.
Use Cases
- Vocal Tracking: Use the Jensen transformer’s natural sweetness to add weight and smoothness to lead vocals, taming harsh transients while maintaining clarity.
- Ribbon Mic Amplification: Leverage the +70 dB of clean gain to fully drive vintage or modern ribbon microphones without introducing unwanted noise.
- Direct Instrument Input: Engage the HiZ switch and use the front-panel 1/4″ jack to track bass or electric guitars with the same rich console tone used on classic records.
- Tonal Shaping: Utilize the HP filter (25 Hz – 3.1 KHz) to remove low-end rumble or the LP filter (160 Hz – 20 KHz) to smooth out high-frequency hiss during the tracking stage.
Installation
The 32Cpre+ is a 500 Series module designed for seamless integration into any compatible chassis. Installation involves sliding the module into an open slot in your 500 Series rack and securing it with the provided mounting screws. Once installed, the unit draws power directly from the chassis backplane. No external power supplies are required. Connections for microphones and instruments can be made via the front-panel combo jack for maximum convenience.
Compatibility
- Chassis Support: Fully compatible with all standard 500 Series format chassis.
Additional Details
- Manufacturer: Harrison
- Edition: 32Cpre+
- Format: 500 Series Module
- Weight: 0.74 lbs
- Dimensions: 8″ x 6.1″ x 0.14″






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