The Onkyo EQ-140 is a compact 10-band graphic equalizer designed to enhance audio playback by allowing users to adjust the frequency response of their audio system. It provides a range of frequency bands from 32 Hz to 16 kHz, allowing for precise tuning of low, mid, and high frequencies. The EQ-140 features sliders for each band, enabling easy visualization and adjustment of sound levels. Additionally, it includes inputs for various audio sources such as CD, tape, or other devices and outputs for connection to amplifiers or receivers. It may also have a simple display indicating the equalization settings. The device is notable for its build quality and user-friendly interface, aimed primarily at audiophiles and music enthusiasts who want to optimize their listening experience. Other features might include bypass functionality to compare equalized and non-equalized signals and options for mono or stereo operation. The device generally operates on standard mains power inputs and could include a power switch and possibly tape monitoring features to enable easy on-the-fly adjustments.
