AVD Audio MP312-4, Инструкция по сборке

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FOUR CHANNELS MIC PREAMP MP312-4
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We soldered wires to power connector before!
And now we can install and soldering this to PCB.
Install Power XLR into the power hole on the right side on the back.
IMPORTANT!
Usually I using cut wires from output transformer. I had these before. And will not show
how I do this. If you want, see next step about install output transformer. And do this
step after install output transformer.
After install the power XLR we must to tighten screws.
Install on the back side – washer, spring washer and nut.
Do it for each screw.
Tighten as we shows it in the next picturies.
Use a screwdriver and wrench to hold the nut on the back side.