The Nakamichi 680 is a cassette deck that was popular among audiophiles during its time for its advanced features and build quality. It offers a comprehensive set of recording and playback functionalities, supporting both normal and high-precision tape formulations. The device is equipped with a three-head configuration, enabling separate playback and recording heads for superior sound quality. It supports automatic tape type detection, allowing for optimal playback settings based on the tape being used. The Nakamichi 680 boasts impressive specs, including a frequency response range of 20Hz to 20kHz, a signal-to-noise ratio of 70 dB, and total harmonic distortion (THD) levels below 0.5%. This cassette deck is also notable for its rugged construction and user-friendly features, such as an illuminated cassette well and a simple interface for tape management.
