A-Designs Pacifica – Dual-Channel Discrete Microphone Preamplifier
The A-Designs Pacifica is a high-end dual-channel discrete microphone preamp inspired by the legendary Quad Eight console preamps that shaped the sound of countless hit records from the 1970s and 80s.
Known for its open top end, rich midrange, and powerful low-frequency response, the Pacifica delivers a sound that’s both vintage and modern — perfect for any source requiring clarity and musical weight.
Built in the USA with custom Cinemag transformers and hand-selected components, it has become a go-to choice for top engineers, producers, and studios worldwide.
Key Features
- Dual-channel discrete Class A preamp inspired by classic Quad Eight designs.
- Custom Cinemag input and output transformers for smooth saturation and harmonic depth.
- 70 dB of gain for use with ribbons, dynamics, and condensers alike.
- Instrument (Hi-Z) inputs on the front panel for bass, guitar, and keyboards.
- 48V phantom power, -20 dB pad, and phase reverse on each channel for total flexibility.
- Fast transient response and wide frequency range for superior detail and punch.
- Headroom-rich design ideal for drums, vocals, guitars, and full-range instruments.
- Handcrafted in the USA with audiophile-grade components for long-term reliability.
Applications
- Vocals: Adds clarity and smoothness with a polished, record-ready tone.
- Drums: Captures punch, detail, and presence on overheads or kick/snare.
- Guitars & Bass: Enhances body and articulation while preserving transient detail.
- Acoustic Instruments: Brings natural warmth and dimension with exceptional realism.
Technical Specifications
| Unit Type | Dual-Channel Discrete Class A Microphone Preamplifier |
|---|---|
| Circuit Type | Fully discrete, transformer-balanced, solid-state |
| Gain Range | Up to +70 dB |
| Frequency Response | 9 Hz – 101 kHz ±1 dB |
| Input Impedance | 2 kΩ (Mic), 1 MΩ (Instrument) |
| Output Impedance | 75 Ω |
| Max Output Level | +28 dBu |
| THD + N | < 0.05% @ +20 dBu, 20 Hz – 20 kHz |
| Noise Floor | -128 dBu (A-weighted, 150 Ω source) |
| Inputs | 2 × XLR Mic Inputs, 2 × ¼” Instrument Inputs |
| Outputs | 2 × Balanced XLR Outputs |
| Controls | Gain, Pad, Phantom Power, Phase Reverse, Instrument Input |
| Power Supply | Internal universal power supply (100–240V AC) |
| Form Factor | 1U rackmount chassis |
| Weight | Approx. 4.1 kg |
| Origin | Hand-built in the USA |
Why Choose the A-Designs Pacifica?
The A-Designs Pacifica has earned a reputation as one of the most musical and versatile preamps ever made.
It delivers vintage-inspired tone with modern precision — open, harmonically rich, and full of character.
Perfect for any source, the Pacifica combines the depth and texture of analog recording with the clarity demanded in contemporary productions.
If you’re seeking a preamp that adds dimension and color without sacrificing fidelity, the Pacifica is a modern studio essential.