NuPrime PRA-9X Hi-End Balanced Preamplifier – MM Phono Stage, Ultra-Low Distortion

NuPrime PRA-9X is a fully balanced high-end preamplifier designed to deliver reference-level audio performance with ultra-low distortion and exceptional transparency. Engineered for demanding audiophiles, it combines precision, dynamics, and versatility in a compact form factor.

Thanks to its fully balanced architecture and advanced low-distortion circuitry (THD+N as low as 0.0004%), the PRA-9X ensures a pure, detailed, and highly accurate signal path.

The integrated two-stage MM phono RIAA stage with adjustable impedance and capacitance allows optimal matching with a wide range of cartridges, delivering excellent analog performance.

The high-precision analog volume control with 0.5 dB step increments and memory function ensures accurate level adjustment without degrading signal quality.

Additional features include a dedicated headphone amplifier and both balanced and unbalanced inputs/outputs, making the PRA-9X a versatile centerpiece for modern and traditional hi-fi systems.

Key Features

• Fully balanced high-end preamplifier
• Ultra-low distortion (THD+N 0.0004%)
• Two-stage MM phono RIAA stage with adjustable parameters
• High-precision analog volume control (0.5 dB steps)
• Built-in headphone amplifier
• Balanced XLR and unbalanced RCA inputs/outputs
• Audiophile-grade MUSES8820 components
• 12V trigger IN/OUT for system integration

Technical Specifications

Preamplifier Section

• Architecture: Fully balanced
• THD+N: 0.0004%
• Signal-to-noise ratio: >114 dB
• Frequency response: 0 Hz – 50 kHz
• Line gain: 17 dB

Phono MM Stage

• Type: Two-stage RIAA
• Input impedance: 32K / 47K / 100K ohm
• Input capacitance: 100 / 220 / 320 pF
• Sensitivity: 4 mV @ 1kHz
• Gain: 50 dB

Headphone Section

• Output power: 560 mW @ 32 ohm
• Frequency response: 0 Hz – 50 kHz
• Signal-to-noise ratio: >110 dB

Inputs

• 1 x Phono MM
• 2 x RCA line inputs
• 1 x Balanced XLR input

Outputs

• 1 x RCA line output
• 1 x Balanced XLR output
• 1 x 6.3 mm headphone output

Functions

• Relay-controlled analog volume
• Volume memory function
• 12V trigger IN/OUT

Build & Design

• Compact aluminum chassis
• Audiophile-grade components
• Low-noise, interference-resistant design

Dimensions & Weight

• Dimensions (W x H x D): 235 x 55 x 281 mm
• Weight: 3 kg
• Packaging dimensions: 390 x 80 x 360 mm
• Shipping weight: 4 kg

Why Choose NuPrime PRA-9X

The NuPrime PRA-9X is the ideal choice for audiophiles seeking a high-end preamplifier capable of delivering maximum transparency, control, and versatility. Its fully balanced design and audiophile-grade phono stage make it a perfect centerpiece for advanced hi-fi systems.

Whether used with analog or digital sources, it ensures precise, natural, and engaging sound reproduction.