Buy one (0 on sale)
1988 (Jun.)
Initially sold for ¥38,600
The Yamaha GQ1031B II is a 31-band single channel graphic equalizer in a 1U rack. It's a small upgrade to the Yamaha GQ1031B (1987), which was a small circuitry upgrade to the Yamaha GQ1031 (1984). This version adds a display for the input level and a knob instead of a slider to adjust it.