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Please read and save these instructions. Master Blaster OVERVIEW Master Blaster is a switchable instrument preamplifier device. Master Blaster will allow you to BOOST or CUT the gain and/or brightness of your instrument signal (for solos, to overdrive your amplifier, to cut through a dense mix, etc.).
Master Blaster (Like all Zinky Effects) is unusual in that it can take 9V DC or 9V AC. Polarity does not matter with the Master Blaster, so any 7.5 to 12 Volt adaptor you have with a 2.1 mm plug will work.
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DIAGRAM OF CONTROLS & FEATURES REAR PANEL Input Jack: Insert instrument cable with a 1/4 inch plug to connect guitar or other instrument to the unit & turn it on. AC/DC Adaptor Jack: Plug any AC or DC adaptor (2.1 mm plug) in to this jack to power this unit.
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Using the Master Blaster with your setup Master Blaster can be used first in a line of effects after your guitar, last in the effects chain before your amp, and it can even be used in the effects loop (if your amplifier has one).
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Volume control is above halfway AND the On/Off switch is actuated, it is time to replace the battery. Remove the four screws on the bottom of the Master Blaster box. Carefully separate the black base from the stainless steel top. The battery is attached to the red &...