Cen.Grand 9i-958 – Monoblock Power Amplifier for Audiophile Systems
The Cen.Grand 9i-958 is a high-performance monoblock power amplifier, designed specifically to drive large and low-efficiency loudspeakers. As a flagship model in Cen.Grand's premium electronics lineup, it combines precise analog engineering and immense power, delivering exceptional sound fidelity.
A Reference-Grade Design Philosophy
Cen.Grand engineers chose a traditional analog-based architecture for the 9i-958, rather than digital solutions. This analog approach ensures timeless and reliable performance, serving as a benchmark in audiophile systems for years to come.
Developed using carefully selected, high-end components, this amplifier was perfected over multiple years to extract maximum transparency, detail, and dynamism from even the most demanding loudspeakers.
Technical Specifications & Performance
Extreme Output Power
- 900 watts @ 8 ohms
- 1600 watts @ 4 ohms
Each monoblock contains two identical 250-watt amplifier modules, configured in bridge mode, ensuring high stability under extreme loads and the ability to drive even the most difficult loudspeakers with precision.
Innovative Circuit Architecture
- Fully balanced discrete design for low noise and optimal signal transmission
- 1500W toroidal transformer provides a robust power supply for peak performance
- 30,000 μF power supply capacitance stabilizes power delivery and minimizes interference
- 12 pairs of high-power output transistors for precise and rapid signal response
Performance Metrics
- THD+N (Total Harmonic Distortion + Noise): -92 dB, ensuring clean and distortion-free audio
- Gain: 35 dB, ideal for optimized signal handling
Solid Build & Design
The Cen.Grand 9i-958 stands out not only for its performance but also for its robust construction, ensuring maximum structural integrity and vibration resistance.
Dimensions & Weight
- Dimensions: 470 × 450 × 360 mm
- Weight: Net: 53 kg Gross: 62 kg
The amplifier casing is made from solid, resonance-free aluminum, significantly reducing mechanical interference and vibrations, preserving audio clarity.
Perfect Pairing: Cen.Grand 9i-958 & 9i-938 Preamplifier
The Cen.Grand 9i-958 monoblocks are perfectly matched with the 9i-938 preamplifier, ensuring exceptional control and dynamic range throughout the system.
With bridge mode operation, the amplifiers deliver peak efficiency, making them the perfect choice for handling the most demanding loudspeakers with precision and power.
