ADC Sound Shaper Two MK III 12-Band Graphic Equalizer - USED

The ADC Sound Shaper Two MK III (often referred to as the SS-2 MK3) is a highly regarded vintage 12-band stereo graphic equalizer. Originally released in the late 1970s and early 1980s, it allowed audiophiles to meticulously sculpt their audio environment with separate frequency controls for the left and right channels. [1, 2, 3, 4, 5]Key Features & SpecificationsThe unit is famous for its robust build, tactile layout, and distinctive front handles designed to mimic professional rack-mount gear. [1, 2, 3]

• Frequency Bands (12 per channel): 30, 50, 90, 160, 300, 500, 900, 1.6k, 3k, 5k, 9k, and 16kHz.
• Control Range: Boost or cut frequencies by up to ± 12 dB.
• Frequency Response: Exceptional wide range from 5 Hz to 100 kHz.
• Total Harmonic Distortion (THD): Exceptionally low at 0.02%.
• Signal-to-Noise Ratio (SNR): 85dB. [1]

Build & Connections

• Visuals: Features LED-lit sliders for active adjustments and center output meters.
• Connections: Equipped with RCA main inputs/outputs, alongside two dedicated tape monitor loops and tape dubbing switches.
• Filter: Includes a subsonic filter for eliminating ultra-low frequency rumble