ADC Sound Shaper One Ten is a stereo equalizer which was manufactured by ADC (Audio Dynamics Corporation) in the 1980s. It offers 10 bands of equalization per channel, covering the frequency range from 30 Hz to 16 kHz. The equalizer features a low-cut filter, high-cut filter, and a "loudness" control which adjusts the bass and treble based on the overall volume level. The Sound Shaper One Ten was popular among hi-fi enthusiasts and professional musicians due to its precise control over audio frequency bands and ability to enhance the sound of any music played through it. It was often used in recording studios and home audio setups to fine-tune the audio to specific tastes. Overall, the ADC Sound Shaper One Ten is considered a well-made and effective equalizer, with a classic design and great performance.