Boss PQ-4 Parametric Equalizer MIT Silver Label 1991

Boss PQ-4 Parametric Equalizer – 1991 MIT Silver Label

Professor's Notes

A great sounding, easy to use but powerful recording console style semi-parametric EQ in a compact Boss pedal format.

Condition

This effect pedal is in Excellent (near mint) condition. There are few signs of use on the exterior such as very minor scattered scuffs and scratches. There is a small piece of velcro on the rear of the pedal. There are no issues that impact sound or functionality. We thoroughly cleaned the unit and tested with a 9v battery and compatible power supply. All functions are operational. Build date of March 1991. The original packaging and instructions are not included.

Specifications

Controls: Pedal Switch, Low, Presence, Middle Level, Middle Frequency, High Level, High Frequency, Level

Jacks: INPUT, OUTPUT, AC adaptor

Input Impedance: 1M Ohm

Output Impedance: 1K Ohms

Recommended Load Impedence: 10k ohms or greater

Residual Noise: Over 98dB or less (IHF-A)

Power: Battery 9V (x 1) AC Adaptor: PSA-Series

Current Draw: 23 mA at 9V

Dimensions: 70(W) x 55(H) x 125(D) mm, 2 3/4(W) x 2 3/16 (H) x 4-15/16(D) inches

Weight: 410g/15oz