Accuphase C-230 Preamplifier (1980s)

The Accuphase C-230 isn’t just an upgrade—it’s a refinement of high-end analog philosophy. Born in the golden era of Japanese audio engineering, this preamplifier builds on the legendary C-200 with tighter circuitry, deeper quiet, and a presence that commands any listening room. For collectors and audiophiles, the C-230 represents the quiet confidence of a brand that refuses to compromise.

Overview

Accuphase didn’t reinvent the wheel with the C-230—they re-tuned it to perfection. Taking the solid foundation of the C-200, they elevated the phono stage, smoothed the signal path, and packed in more connectivity, all while preserving the sonic purity that made their name. This is a preamp built for those who demand transparency, weight, and musical authority.

Specifications

ModelC-230
Era1980s
TypeStereo Preamplifier
Phono InputMM/MC switchable
Line Inputs6 pairs (RCA)
THD< 0.008%
Frequency Response20Hz - 20kHz (+/- 0.2dB)
Signal-to-Noise Ratio> 95dB (MM phono)
Dimensions445 x 100 x 340mm (W x H x D)
Weight13 kg

Features

Phono Performance

Spin a record, and the C-230 reveals its mastery. The phono stage is a quiet powerhouse—black backgrounds, dynamic punch, and dead-accurate RIAA equalization. Whether you’re using moving magnet or moving coil, the adjustable MC loading lets you fine-tune the match, while the high overload margin ensures transients hit with full force, never clipped or compressed.

Design

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Service Manuals & Schematics

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