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Phase Linear 4000 Autocorrelation Preamplifer in immaculate condition with optional wood cabinet. It has been serviced and fully tested. Includes a copy of the owner's manual and our original Performance Verification Report. This magnificent preamp features 2 phono inputs, one with adjustable loading, a built in expander (think DBX 1BX), a single ended noise reduction system known as Autocorrelation and an active low frequency equalizer. It also features 4 channel (ambience) operation controlled by the center joystick! Made in U.S.A. and designed by Bob Carver.

 

Controls:

Left Bass
Left Trebleclassicaudio.com
Right Bass
Right Trebleclassicaudio.com
Volume
Balance (Joystick)classicaudio.com
Unlimit Threshold
Correlation Threshold
LF Cal

Switches:

Tape 2 Copy/Source
Monitor Source/Tape 1
PK Unlimit DN Expand/Outclassicaudio.com
Active Equalizer/Out
External Processorclassicaudio.com
Power
Treble Turnover: 6kHz, 2kHz
Bass Turnover: 40Hz, 150Hzclassicaudio.com
Tone Controls Flat/In
Normal Output/-20dB
Ambience/2 Channel
Stereo/Monoclassicaudio.com
Correlate/Out
Speakers: On/Off
Selector: Tape 2, Tuner, Aux, Phono 1, Phono 2

Indicators:

Power
Unlimitclassicaudio.comsicaudio.com

Jacks:

Phones
Accessory Output Front
Accessory Output Rear

Rear Panel:

AC Outlet Unswitched (3)
AC Outlet Switched (3)classicaudio.com

Inputs:
Phono 1 (L, R)
Phono 2 (L, R)
Tuner (L, R)classicaudio.com
Aux 1 (L, R)classicaudio.com
Tape 1 (L, R)
Tape 2 (L, R)
classicaudio.com

Outputs:
Tape 1 (L, R)
Tape 2 (L, R)
Main (LR, RR, L, R)classicaudio.com
Aux (L, R)

Phono 1 Loading: Variable

 

Shipping Weight: 18 Pounds (4000) 22 x 14 x 10 - 15 Pounds (Cabinet) 24 x 14 x 12

 

$499.95

 

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This item includes an unconditional 30 day money back guarantee!
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