McIntosh model MPI-4 Maximum Performace Indicator in excellent condition. Made in the U.S.A. This unit has been serviced and aligned. Includes the optional "slant leg" wood cabinet and a copy of the owner's manual.
From the Owner's Manual:
"The MPI-4 is a laboratory grade instrument. It provides the facility to continuously monitor the quality of the performance of a stereo system. The MPI-4 can sample and display signals from the tuner, preamplifier, and power amplifier without reconnecting cables. Signals are displayed on an oscilloscope screen calibrated with scales for tuning, measuring and testing."
Sweep Frequency 20-200
Sweep Frequency 200-2K
Sweep Frequency 2K-20K
Dual Trace Left
Dual Trace Right
Power Level: Preamp, 1000W, 300W, 100W, 30W, 10W, 3W, 1W, 0.3W, 0.1W
Audio Trim Left
Audio Trim Right
Level Mode: Normal, Peak, Reset
Reticule Illumination: On/Off
Low Pass Filter: On/Off
Trigger Source: Left, Right, Line
Multipath Polarity: -/+
AC Outlet Unswitchedlassicaudio.com
Power Amp In (L, R)
Speaker Impedance: 4, 8, 16
Left Audio: In/Out
Right Audio: In/Out
Signal Strength Inassicaudio.com
Shipping Weight: 25 Pounds (MPI-4)
Shipping Weight: 16 Pounds (Cabinet)
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Buyer to pay item purchase price plus shipping charges from 95609.
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This item includes our 30 day limited warranty!
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