How to Set Up Your PPA20 : Features: Rockville PPA20 Rack Mount Pre-Amplifier 1U Rack Size 1/4" microphone input RCA PHONO / AUX1 / AUX2 / AUX3 / AUX4 / AUX5 inputs 1/4" headphone output RCA REC / LINE outputs XLR master output ( left, right ) Headphone volume & Microphone volume controls 3 band EQ (Treble / Mid / Bass) Master volume L / R balance Input source switch Mono / Stereo switch Mute/Pad Low Cut Switch allows you to cut off certain frequencies which comes in handy when using turntables, subs, and other gear. This function will allow you to play your music louder, with lower distortion and make your speakers last longer Treble / Bass control Loudness compensation circuit which at low-to-medium volume boosts the bass and treble response Tape Monitor Ground lift switch Product Dimension: 19" x 6.62" x 2.12" Product Weight: 3.64 lbs Shipping dimensions: 20.47” x 8.46” x 4.33” inches Shipping weight: 5.73 lbs Specifications: Inputs Sensitivity/Impedance Mic: 1mV / 3 Kohms Phono: 3mV / 47 Kohms Tape, Tuner, CD, Aux: 150mV / 22 Kohms Output/Impedance Tape Rec: 150mV / 3 Kohms Pre Output: max. 11V / 1 Kohms Total Harmonic Distortation Mic: less than 0.02% Phono: less than 0.04% Tape, Tuner, CD, Aux: less than 0.01% Signal To Noise Ration Mic: more than 70 dB Phono: more than 90 dB Tape, Tuner, CD, Aux: more than 100 dB General: Frequency Response: 5Hz . 30kHz +0, -3 dB Bass: 12dB at 100Hz Midrange: 9dB at 1 Hz Treble: 12dB at 10kHz Loudness: +9dB at 100 Hz, +9db at 10kHz Mute: -20dB Power Consumption: 15W
