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TUBES
Preamptubeslastlongerthanpoweramptubesandtheneedtochangethemoccursonly
afterthousandsofhoursofplaying.ItisstillbesttoturnthePOWERswitchoffwhennot
playingthroughtheMP‐1‐CHANNEL.Thiswilllengthenthelifeofthetubes.Whenreplacing
the
12AX7vacuumtubes,alwaysusehigh‐gain,low‐noiseselectedtubesforbestperformance
andthelowestnoise.
Athighgainsettingstheinherentmechanical(microphonic)noisecanbecomeanissue,sobe
carefulnottotap,kickorbumptheMP‐1‐CHANNELwhileplayingathighgains.The
mechanicalnoisewillshowupinyoursound.
QUICKHOOK‐UP
Whenusingacomboamporaheadandguitarcabinet.
1. SetthePOWERswitchontheMP‐1‐CHANNELtoitsOFFposition.
2. PluginthesuppliedACadapter(12VDCat800mA,2.1mmplug,centernegative)to
theMP‐1‐CHANNEL.
3. Turnonthesourcepowerto
theACadapter.
4. Setallthecontrolsto12:30o’clockexceptOD1,whichissetatfullcounter
clockwise.
5. SetVOICINGswitchtoCLEAN
6. SettheTRUEBYPASSfootswitchtobypass,LEDoff.
7. ConnectyourguitarviaahighqualitycabletotheINPUTof
theMP‐1‐CHANNEL