A comprehensive Operating and Service Manual. All schematics are complete and easy to read. The PCB drawings and complete parts list are very helpful. I would definitely recommend this manual.
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Thank you for your purchase of the MX28 Stereo MiniMix VI. The MX28 is a 3 channel true stereo mixer designed for keyboard or other stereo line level signal mixing.
OPERATION Shown below is an example setup for the MX28. The power adapter is not shown, it should be connected to the proper voltage AC outlet.
To mixer or recording device
INSPECTION
1. Unpack and Inspect the MX28 package Be sure to examine the unit and the carton for any signs of damage that may have occurred during shipping. If obvious physical damage is noticed, contact the carrier immediately to make a damage claim. We suggest saving the shipping carton and packing materials for safely transporting the unit in the future. 2. Please complete the Warranty Registration Card and return it to the factory.
(MIDI Signal)
DC IN
R L
R L
R L
R
OUTPUT
1
2
3
L
12 - 16 VDC
+ -
Synth Module
DESCRIPTION FRONT PANEL
MX28
LEVEL BAL LEVEL BAL LEVEL BAL
STEREO MINI-MIX VI
MX28
LEVEL 1 BAL LEVEL 2 BAL LEVEL 3 BAL MASTER LEVEL HEADPHONE LEVEL
Synth Module
SCHEMATIC
1
2
3
MASTER LEVEL
HEADPHONE LEVEL
LEVEL 1 - 3 Volume Controls: Adjusts the amount of input signal to the indicated channel. MASTER LEVEL: Master volume control, adjusts the amount of overall signal sent to the Main Right and Left outputs. HEADPHONE LEVEL: Adjusts the amount of signal sent to the Headphone Outs. PAN 1 - 3: Varies the relative amount of right and left signal from the channel to the mix bus. PHONE OUTS: Two 1/4" TRS Stereo jacks for connection to stereo heaphones. REAR PANEL
DC IN
L
L
L
L
OUTPUT
1
R R
2
R
3
12 - 16 VDC
R
+ -
SPECIFICATIONS Input Impedance: Output Impedance: Max Gain: Max Input Level: Max Output Level: Frequency Response: THD + Noise: Power: Dimensions: Weight:
CH 1 - CH 3 INPUTS: 1/4" unbalanced inputs
NOTE: THE RIGHT INPUT ACTS AS MONO INPUT.
Right and Left MAIN OUTPUT: 1/4" unbalanced outputs DC IN: Power jack - accepts +12 to 16 volts DC.
10 k Ohms 100 Ohms +27 dBV +30 dBV +13 dB 20 - 20 kHz +/- 1 dBV .005% +12 VDC 150 mA (center negative) Adapter provided in the U.S.A. 4.25 x 1.75 x 4.5 inches (WxHxD) 1.2 lbs.
