Accuphase C-2900 Pre-Amplifier

Name: Accuphase C-2900 Pre-Amplifier
Brand: Accuphase
SKU: ACCC2900
Availability: OutOfStock

Product variants

The Accuphase C-2900 Pre Amplifier is the pinnacle of precision control and sonic purity. Accuphase's obsession with audio fidelity shines through in the innovative Balanced AAVA volume control, meticulously preserving the dynamic range of your music at any listening level. Experience unparalleled detail and clarity thanks to the high-efficiency toroidal transformers and separate power supplies for each channel.

Availability

Specifications

Frequency Response: BALANCED/LINE INPUT, 3 - 200,000Hz +0 -3.0 dB, 20 - 20,000Hz +0 -0.2 dB

Total Harmonic Distortion (for all inputs): 0.005%

Input Sensitivity: BALANCED 252mV, 0.5V Output 63mV. LINE 252mV, 05.V Output 63mV

Input Impedance: BALANCED 40 kilohms. LINE 20 kilohms

Rated Output Voltage, Output Impedance: BALANCED/LINE OUTPUT 2 V 50 ohms, RECORDER REC (with AD input) 252 mV 200 ohms

S/N Ratio, Input-converted Noise (gain selector: 18 dB): BALANCED 113 dB, S/N ratio (EIA) 110 dB. LINE 113 dB, S/N ratio (EIA) 113 dB

Maximum Output Level (0.005% THD, 20 - 20,000 Hz): BALANCED/LINE OUTPUT: 7.0 V, RECORDER REC (with AD input): 6.0 V LINE

Maximum Input Level: BALANCED/LINE INPUT: 6.0 V

Minimum Load Impedance: BALANCED/LINE OUTPUT: 600 ohms, RECORDER REC: 10 kilohms

Gain: (gain selector: 18 dB)＊Gain switchable to 12/18/24 dB: BALANCED INPUT → BALANCED OUTPUT: 18 dB, BALANCED INPUT → LINE OUTPUT: 18 dB, LINE INPUT → BALANCED OUTPUT: 18 dB, LINE INPUT → LINE OUTPUT: 18 dB

Loudness Compensation: 1: +2 dB (100 Hz), 2: +4 dB (100 Hz), 3: +6.5 dB (100 Hz)

Attenuator: -20 dB

Headphone Jack: Suitable impedance: 8 ohms or higher, Output level: 2 V (40 ohms)

Subsonic Filter: 10 Hz: -18 dB/octave

Power Requirements: 230 V AC, 50 Hz (Voltage as indicated on rear panel)

Power Consumption: 31 Watts

Maximum Dimensions: Width 477 mm, Height 156 mm, Depth 412 mm

Mass: 24.2 kg, 31.0 kg in shipping carton

Full mono construction

Inside the preamplifier, circuits and components are securely mounted to a sturdy 8 mm thick aluminum frame and kept completely separate for the left and right channels. This reliably prevents unwanted mutual interference, resulting in further improved electrical characteristics and perfectly pure sonic performance.

Ultra-smooth tactile feel

Turning the volume knob on the front panel causes the actual volume level position to be detected. The corresponding combination of weighted amplifiers then in turn adjusts the volume. The volume sensor mechanism is made of a massive aluminum block extruded and finished with utmost precision. The knob provides an exquisite tactile feel when rotated and ensures extremely accurate position detection. The entire mechanism is supported by a floating suspension using insulators, which also allows extremely quiet motor-driven operation when the remote commander is used.

Ideal left/right power supply configuration

The power supply circuitry not only acts as the energy source of an amplifier, it also has a dramatic influence on its sound. The C-2900 features a newly developed type of high-efficiency toroidal transformer in a cast-aluminum case with thermal dissipation fins. Each channel has its own transformer, along with a pair of custom-made electrolytic filtering capacitors rated for high capacity and excellent sonic properties. This arrangement provides ample power reserves for effortless operation.

Who is this for?

The Accuphase C-2900 is designed for serious audiophiles building a truly reference-level two-channel system around separates. It suits listeners who see the preamplifier as the control centre of the system, where purity of signal, transparency, and fine musical detail matter just as much as power and drive.

This is an ideal choice for those already using high-quality power amplifiers and revealing loudspeakers, and who want to elevate their system’s overall coherence, soundstage precision, and low-level resolution. The C-2900 excels in systems where every component is already highly resolved, acting as the final step in unlocking subtle musical information and spatial depth.

It is particularly well suited to dedicated listening rooms where long, focused sessions are the norm. Whether paired with Accuphase amplification or other high-end separates, it brings a calm, unforced presentation that allows music to flow naturally without glare or fatigue.

For listeners upgrading from integrated amplification or stepping deeper into a full separates system, the C-2900 represents a long-term reference investment—built for those who prioritise refinement, control, and musical truth over convenience or feature sets.