Model px paragraphic equalizer with electronic crossover owner’s manual a.R.P.A. Of america corp. Made in modesto, ca u.S.A..
Contents introduction 2 installation instructions 3 px equalization modules 5 input gain adjustment 6 technical assistance 7 manufacturing 8 1.
Introduction the zapco model px is a programmable four-band equalizer and 12db per octave electronic crossover housed in an attractive anodized aluminum chassis designed to be mounted either in- dash or under-dash. The px is comprised of two pieces: the px main containing all of the audio circuitry ...
Installation instructions careful thought and planning is a must in installing a mobile audio system. Extra consideration is always recommended when routing the signal cables to guard against injecting noise into the system. Never mount any piece of zapco equipment in the engine compartment. Avoid r...
The “+12 input” must be connected to the psi through an agc 2a in-line fuse. Although the psi is internally fused, an additional fuse should be placed as close to the 12v source as possible to protect system wiring in the event of “short” to chassis ground from a pinched power input lead. The psi “g...
Px equalization modules the equalizer section of the px main features plug-in modules that enable the user to select both the center frequency and bandwidth of the four front panel filter controls. The “stock” px comes equipped with the following modules: filter # frequency q-(bandwidth) 1 35hz 2.1 ...
Input gain adjustment the pre-amp circuit built into the px is capable of 26db of gain. Separate left and right channel input gain adjustments are made via two access holes in the lower left hand corner of the front panel. Adjustments to the input gain may be necessary to match the source (tape deck...
Px volume control and adjust low & high output levels to achieve an overall system balance. Minor input gain adjustments may be necessary to achieve left/right balance or for louder tapes or compact discs. Setting filter controls at a high boost position may also cause the pre indicator to flash, ne...
Manufacturing this product is designed and manufactured in the usa. The following operations are entirely performed in our modesto, california plant. 1. Pc board insertion the components are inserted into american made printed circuit boards. 2. Pc soldering the printed circuit board assembly is wav...
A.R.P.A. Of america corp. 413 s. Riverside drive, suite d modesto, ca 95354 (209) 577-4268 fax (209) 577-8548 px rev. G 12/96.
