Model 4500 four band quasi-parametric equalizer

Four band quasi-parametric equalizer with 18 dB boost/cut
Filters offer adjustable center frequencies for tuning flexibility
Active gain preamplifier with adjustable input sensitivity
10 volts RMS output improves system dynamic headroom
Low noise BI-FET op-amp design yields very low distortion
Adjustable built-in 12 dB/octave subwoofer crossover with dedicated output
Input selector allows use of two signal sources
20 dB of headroom eliminates signal clipping in preamp
30 volt MOSFET switching power supply
Remote input triggers at 4.5VDC for enhanced flexibility in OEM interfaces
Added remote output switches on amps with delay to prevent turn-on pop
Built-in ATC fuse with anti-tamper cover
Gold-plated RCA input/output jacks
Half-DIN chassis for easy installation
SPECIFICATIONS:

Filter Parameters
SUB 30-70Hz, LOW 150-400Hz
MID 1.5-4.0kHz, HI 10.0-20.0kHz

Boost/cut
18 dB

Bandwidth
Varies with center frequency

Crossover/Range
Low-pass 12 dB/octave, 30-300Hz

Signal-to-Noise Ratio
100 dB referenced @ 1V input

Frequency Response
10Hz-70kHz, ± 1 dB

Maximum Output Voltage
10V RMS

THD
0.005%

Stereo Separation
82 dB @1kHz

Input Sensitivity
Adjustable 50mv-10.5V, fixed 50mv-3V (RMS)

Input Impedance
27K ohms

Headroom
20dB

Operating Voltage
10-15V negative ground

Size (H x W x D)
1" x 7-3/16" x 4-3/8”