Precision Power PCX 250 User Manual

PrecisionPower 9235 South McKemy Street, Tempe, Arizona 85284 www.precisionpower.com8900-4005PCX 250PCX 280

The following is a basic formula to be used as a guide to determine current draw.A50% amplifier efficiency rating is used as an average. Your new P C

QBASS™ (PCX 250) Up to 12dB of Boost centered at 40Hz, with a Q-Factor of 2.Optional QBASS REMOTE™: This boost control can be mounted in the dash and

Do not attempt to service P r e c i s i o nP o w e r products yourself. Performingexploratory surgery on your audio equipment yourself will voi

Power Bandwidth 10 Hz - 50 kHzTotal Harmonic Distortion < 0.02 %S/N Ratio > 110dBInput Topology InstrumentationInput Sensitivity 150mv - 12

You will need to install an in-line fuse or circuit breaker in the power wirewithin 18" of the battery. This fuse or circuit breaker is to protec

Before beginning, disconnect the negative (-) terminal of the battery prior toworking on the positive (+) terminal to prevent a short to ground. This

Once you have run both the power and ground wires, it's time to connect thecables to the amplifier. Cut off excess wire and, using wire strippers

91. Adjust all amplifier input gain controls to just above minimum sensitivity (fullycounterclockwise).2. Using the cleanest music source (CD) playing

All two-channel PCX™ amplifiers are capable of being bridged into a 4 ohm monooutput without switches or bridging modules. This feature permits the cr

1. Cooling Plenums: Maintain a minimum 2” clearance around cooling plenumsfor proper amplifier cooling.2. QBASS™ Control: Add more bass to the system

If your grand total current draw is over 100 amps (or total output power is over600 watts), you are probably exceeding the capability of your charging