The Yamaha Q1027 is a professional late-1970s/early-1980s 27-band graphic equalizer designed for precise tonal shaping in studio and live sound environments.
Type
Rackmount graphic equalizer
Model
Q1027
Manufacturer
Yamaha
Country of Manufacture
Japan
Era
Late 1970s to early 1980s professional studio gear
Year of Introduction
Circa late 1970s
Controls
27 band sliders (covering 1/3 octave frequencies), Input Attenuation knob, EQ In/Out switch, High-Pass Filter (HPF) switch, power switch
Input
1 × 1/4" input (line level)
Output
1 × 1/4" output (line level)
Power Supply
Internal mains power
Notable Features
1/3-octave 27-band EQ for detailed frequency control, wide frequency range covering low bass to high treble, switchable high-pass filter for low-end cleanup, professional Yamaha “Professional Series” build quality, designed for studio, PA, and broadcast applications, highly precise analog EQ shaping with visual frequency response layout on the front panel