McIntosh MX-134 Surround Sound Processor

Description

McIntosh MX134 Surround Processor. SN TR-1188. Unit is both cosmetically and electronically in excellent condition. Has been checked out by our technicians. Comes with a programmed universal remote and a copy of the setup manual.

Specifications:
Distortion:
Left Channel .04%
Right Channel .04%

Signal to Noise:
Left Channel 70db
Right Channel 70db

Unless specified otherwise all pre-owned equipment has been fully serviced and bench tested to meet all original specifications. Technician’s testing would include
• All Switches and Controls have been cleaned and lubricated, there is No noise or static in any of the controls, they all work nice, smooth and perform perfectly. Cleaning these controls involves removing the controls completely from the circuit board to do a thorough cleaning. All controls shafts are straight.
• All display lamps and indicator lights are working and fully functional. Display and stereo indicator bulbs, were replaced with new equivalents (nice & bright). Replacement of these bulbs involve removing many pieces and very time consuming, some must be desoldered and then resoldered.
• All inputs, outputs and functions are fully bench tested and working perfectly. All loose, cold-solder joints especially on the input / output jacks, pots and switches have been de-soldered and re-soldered. All screws and nuts have been tightened.
• Regulator and Power supply were adjusted for correct specified output, and all large electrolytic capacitors were checked for leakage.
• All out of tolerance components were replaced as needed. Clear and equal sound in both channels.
• All Phono and Tape inputs and outputs have been tested, they are working perfectly (sound strong and clear).
• Adjusted and realigned FM section for optimum performance as over the years the tuner must be aligned.
• Tuning dial string and dial pointer have been realigned.
• Units DC offset and Bias Voltage has been set and adjusted.
• Unit has a excellent safe, AC power cord.