Peavey QF231, QF151 manual QF Series, English, Features QF, Graphic Equalizers

QF™ Series	ENGLISH
Graphic Equalizers

Thank you for purchasing a Peavey Electronics QF Series graphic equalizer. The QF family features one dual-channel model and one single-channel unit, all incorporating Peavey’s legendary low-noise, low-distortion design. Ruggedly constructed, QF Series EQs have 45 mm, center-detented control sliders enclosed in metal for durability. These two rack-space units also offer ±15 dB gain control and an LED display indicating output level. Other shared features include switchable low-cut filters, +21 dBu balanced inputs and outputs, and bypass switches. QF Series equalizer filters are set at ISO center frequencies within 3% accuracy. Whether on stage, in the studio, or simply tweaking your home hi-fi system, the QF Series has an EQ for you.

Please read this guide carefully to ensure your personal safety as well as the safety of your equipment.

Features

QF 215

•Dual channel (15 bands per channel)

•2/3 octave filter sets

•ISO center frequencies within 3% accuracy

•25 Hz to 16 kHz effective equalization range

•45 mm, center-detent control sliders enclosed in metal for durability

•Constant Q filters

•Output level LEDs (-12 to +12 dB)

•12 dB boost/18 dB cut per band

•18 dB per octave 40 Hz low-cut filter with status LED

•+/-15 dB gain control

•Improved Peavey FLS® (Feedback Locating System)

•XLR and 1/4 inch TRS inputs/outputs for balanced or unbalanced operation

QF 131

•31-band graphic EQ with +12 dB boost/-18 dB cut per band

•1/3 octave filter sets

•ISO center frequencies within 3% accuracy

•45 mm, center-detent control sliders enclosed in metal for durability

•Constant Q filters

•Output level LEDs (-12 to +12 dB)

•18 dB per octave 40 Hz low-cut filter with status LED

•+/-15 dB gain control

•20 Hz to 20 kHz effective equalization range

•XLR and 1/4" TRS inputs/outputs for balanced or unbalanced operation

•Bypass switch with status LED

•Improved FLS® (Feedback Locating System) circuitry for greater sensitivity

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