MP-P1 Phono Preamp User Manual V1.0
Contents
1. MUSICAL PARADISE MP P1 Phono Preamp User Manual V1 0 Thanks for your purchase MP P1 phono preamp will help you extract the magic of vinyl records Please take a couple minutes to read following guides Placement Please place it on a flat platform with good ventilation Do not put it into a cabinet Try to avoid glass top table and other heat source Tube Rolling MP P1 uses four 12AX7 vacuum tubes for amplification Their lifespan is about 6000 8000hours 12AX7 can provide 49db gain for MM and 78db gain for MC cartridges If lower gain setting is required 5751 and 12AT7 tubes can be used to replace 12AX7 tube to provide lower gain settings MC Load Impedance Settings Si S2 S3 S4 Impedance ON ON ON ON 28 6 ohm ON ON ON OFF 30 ohm ON ON OFF ON 31 6 ohm ON ON OFF OFF 33 3 ohm ON OFF ON ON 40 ohm ON OFF ON OFF 42 9 ohm ON OFF OFF OFF 50 ohm OFF ON ON ON 66 7 ohm OFF ON ON OFF 75 ohm OFF ON OFF ON 85 7 ohm OFF ON OFF OFF 100 ohm OFF OFF ON ON 200 ohm OFF OFF ON OFF 300 ohm OFF OFF OFF ON 600 ohm Input Voltage The input voltage is preset to the user s destination country voltage before shipment There are two voltage selector switches at the back The user can reset them later if require Fuse A 500mA time lag fuse is used for MP P1 The fuse model is TO 5A 250V 20mm length Do NOT use any other types of fuse besides this model The fuse box i2. s located below the power plug Use a flat head screw driver to pry it out from the notch on the top of the fuse box External Battery Supply The MC step up section can be powered with a 12 24V DC battery supply This battery supply must have current limit of 1A or less Our official MP P1 Li on battery pack will be released soon Cautions High voltage inside Please unplug the power cord first before opening the cover
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