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Summary of Contents for Precision Power POWER CLASS PSC-221
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Page 1: Table Of Contents
CONTENTS (click on a topic to view) Congratulations Functions Features and Specifications Maximizing Performance Installation Maximizing Performance Installation Troubleshooting Wiring System Diagram 1 Wiring Block Diagram Functions Warranty... - Page 2 Congratulations and thank you..for choosing PrecisionPower audio epuipment. At PrecisionPower we proudly design, engineer and manufacture audio products at our facility in Phoenix, Arizona. Our award winning engineering team utilizes innovative technology to consistently deliver Absolutely State of the Art performance, sound quality, reliability, and value.
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Page 3: Features And Specifications
FEATURES / SPECIFICATIONS Adjustable left and right channel phase shift control Phase control ByPass switch Left and right 180 phase shift switch Gold-plated RCA input and output connectors PWM Power Supply Remote turn-on capability L.E.D. power indicator Designed and Handcrafted in the U.S.A. Specifications Signal-to-Noise Ratio >102 dB... - Page 4 Insert the PSC-221 in front of: 4 way The midbass amp 3 way The midrange amp 2 way The full range/highpass amp Note: The PSC-221 will not improve your front stage if it is controlling only the rear speakers. BACK TO CONTENTS...
- Page 5 Once a location has been chosen, securely mount the PSC-221 using the four screws supplied. Be Careful! Inspect the area underneath to be sure you are not drilling into wires, brake or fuel lines, etc. that could be damaged by the drill bit or screws.
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Page 6: Wiring
WIRING eject Trk 1 BASS TREBLE VOLUME BALANCE TRACK LEFT RIGHT FOWARD REVERSE NOTE: Before beginning, disconnect the negative (-) terminal of the battery prior to working on the positive (+) terminal to prevent a short to ground. This is important, unless you want to spend the rest of your life with a nickname like "Sparky,"... - Page 7 Once you have routed the power, ground, and remote wires through the vehicle, it is time to connect the wires to the PSC-221 . Be sure that you have not reconnected the ground cable to the negative post of the battery.
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Page 8: Functions
FUNCTIONS Bypass Switch: Gives you the ability to switch from the unadjusted system to the phase corrected system for easy comparision Phase Invert Switch: Gives you the ability to invert the signal. Left and right channels can be seperately inverted. RCA Inputs: Connect the RCA cables from the head unit, preamplifier, or another processor here. - Page 9 FUNCTIONS RCA Outputs: Connect RCA cables from the PSC-221 to the amplifier Phase Controls: Use these two controls to adjust the amount of phase shift for left and right channels. BACK TO CONTENTS...
- Page 10 PSC-221 to the drivers seat. This will enable you to make adjustments while listening to the system. For a starting point, set both the left and right phase...
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Page 11: Maximizing Performance
MAXIMIZING PERFORMANCE These illustrations show the effect the phase shift controller has on your perception of the sound stage “image” as you adjust each control. NOTE: It is important to remember that both controls should be moved in unison but in opposite directions after you have achieved your starting image so you don’t lose the up front sub stage you have acquired in your initial adjustments. -
Page 12: Troubleshooting
SOUND IS NOW IN OPPOSITE CHANNEL SAME CHANNEL Reverse RCAs at head unit Problem is in the PSC-221 . See your local Authorized PrecisionPower (Check Balance control) Dealer or call 1-800-62 POWER . SOUND IS NOW IN... - Page 13 SYSTEM ONE In-C BACK TO CONTENTS...
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Page 14: Block Diagram
BLOCK DIAGRAM BACK TO CONTENTS... - Page 15 WA R R A N T Y Three-Year Limited U.S.A. Warranty This warranty gives you specific legal rights, and you may also have other rights which vary from state to state. PrecisionPower warrants its products to be free from defects in materials and workmanship under normal use and service for a period of three (3) years from the date of original purchase when the unit is installed by an Authorized Dealer.
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