The Nikko C 203 is a vintage audio component, specifically a stereo preamplifier, that was produced during the late 1970s to early 1980s. This preamplifier is part of a range of audio equipment produced by Nikko, characterized by their robust build quality and performance. The C 203 features several inputs and outputs for versatile connectivity, allowing it to handle multiple audio sources. It is designed to provide clean amplification of audio signals, enabling users to achieve high-quality sound reproduction. Typical specifications include a frequency response of 20 Hz to 20 kHz, ensuring that it covers the full range of audible sound. Signal-to-noise ratio and total harmonic distortion levels tend to be low, reflecting good performance specifications for its class. Additional features may include tone controls for bass and treble, a loudness switch, and a phono stage for turntable connectivity. The design is often noted for its aesthetic appeal, with a sleek front panel and backlit controls that enhance usability in low-light conditions.