background image

8

Copyright © 2017 Retro Manufacturing, LLC

RCA CONNECTIONS (3-CHANNEL CONFIGURATION)

WIRING DIAGRAM

STANDARD WIRING

CH 3

MODE

2CH

3CH

HPF

40Hz 400Hz

MIN MAX

GAIN

MIN MAX

GAIN

0 12dB

BASS BOOST

CH 1/2

CH 1

CH 3

CH 2

50Hz 250Hz

LPF

Summary of Contents for Stereo Phonic

Page 1: ...MODERN SOUND FOR YOUR CLASSIC www retromanufacturing com Version 1 3 Channel Power Amplifier User s Manual ...

Page 2: ...BLE OF CONTENTS WELCOME 2 WHAT S IN THE BOX 3 PRECAUTIONS 4 POWER AND GROUND CONNECTIONS 6 MOUNTING THE AMPLIFIER 7 WIRING DIAGRAM 8 CONTROL PANEL LAYOUT 11 TROUBLESHOOTING 13 SPECIFICATIONS 14 WARRANTY 15 ...

Page 3: ...al circuitry Advanced protection circuitry Built in low pass LPF and high pass HPF electronic crossovers Selectable mode switch for 2 and 3 channel operation Works with any aftermarket radio with low level outputs The information enclosed in this user s manual is to be used as a guide to assist you in the operation and installation of your amplifier This guide does not cover every installation pos...

Page 4: ...3 WHAT S IN THE BOX Stereophonic Amplifier Mounting Hardware and Tools ...

Page 5: ...g the amplifier contact an authorized RetroSound dealer or contact technical support at tech retromanufacturing com IMPORTANT This amplifier is designed for operation in vehicles with 12 volt negative ground systems only PREPARING FOR INSTALLATION The tools listed below may be required for basic installation Electric drill with bits Phillips screwdriver Standard screwdriver Wire strippers Wire cri...

Page 6: ...e is adequate clearance around the amplifier s heatsink for proper air flow If you are mounting the amplifier near the radio never mount it directly to the radio body and always maintain at least 2 to 5 inches of clearance between the amplifier and radio body Avoid sharp metal edges when running power cables If necessary use rubber grommets to protect cables from being frayed Do not install in a p...

Page 7: ... use 8 gauge wire Battery Wire Constant 12 volt A constant 12 volt Battery Wire not included should be wired directly to the vehicle s positive battery terminal using 8 to 10 gauge primary wire Start at the vehicle s positive battery terminal and run the wire back to the Battery terminal on the side panel of the amplifier Avoid running the wire over engine components and heater cores The use of an...

Page 8: ...a in which to mount the amplifier The area should be free of any obstructions that might block air flow to the amplifier It should be protected from exposure to direct sunlight You may use the amplifier as a template to mark the four screw locations with a felt tip marker Set the amplifier aside before drilling the mounting pilot holes Use caution to make certain there are no objects behind the in...

Page 9: ...2017 Retro Manufacturing LLC RCA CONNECTIONS 3 CHANNEL CONFIGURATION WIRING DIAGRAM STANDARD WIRING CH 3 MODE 2CH 3CH HPF 40Hz 400Hz MIN MAX GAIN MIN MAX GAIN 0 12dB BASS BOOST CH 1 2 CH 1 CH 3 CH 2 50Hz 250Hz LPF ...

Page 10: ...to terminal as possible 16 18 gauge 12 volt turn on lead from radio 8 10 gauge 12 volt constant to battery 8 10 gauge negative ground NOTE The fuses included with the amplifier only protect the amplifier itself Installing a fuse near the battery is required to protect your vehicle and wiring in case of a short circuit Check the fuse on the bottom of the amplifier for troubleshooting 30 amp ATC sty...

Page 11: ...r 2 or 4 ohm Subwoofer 2 or 4 ohm 16 18 gauge 12 volt turn on lead from radio 8 10 gauge 12 volt constant to battery 8 10 gauge negative ground NOTE The fuses included with the amplifier only protect the amplifier itself Installing a fuse near the battery is required to protect your vehicle and wiring in case of a short circuit Check the fuse on the bottom of the amplifier for troubleshooting 30 a...

Page 12: ...e source unit radio to control system volume Use these steps to properly set both of the Gains A Set the Gain Control to minimum by turning the control knobs completely counter clockwise B On the radio set the bass and treble to zero and adjust the volume to approximately 2 3 of maximum C Slowly increase the amplifier s Gain by turning the knob clockwise until the sound has just begun to distort T...

Page 13: ... toggles the input mode of the amplifier between 2 channel and 3 channel operation When set to 2CH only input channels 1 and 2 will be active When set to 3CH all input channels will be active HPF High Pass Filter The HPF adjustable between 40Hz and 400Hz filters out frequencies below the designated setting on the amplifier while attenuating frequencies above that setting ...

Page 14: ...ge to the amplifier is not within the 12 to14 4 volt operating range Inspect the charging system Short circuit protection is engaged Check for speaker wires shorted to each other or the vehicle chassis Advanced protection circuitry is engaged due to high internal temperature of the amplifier The amplifier needs more clearance around the chassis If this continues choose a better ventilated mounting...

Page 15: ...Low Pass Filter LPF Frequency Range 65 watts RMS x 2 channels 4 ohms 90 watts RMS x 2 channels 2 ohms 170 watts RMS x 1 channel 4 ohms 229 watts RMS x 1 channel 2 ohms 40Hz 65KHz 24Hz 250Hz 95dB 200mV 6 0 volts 24dB 40Hz 400Hz 50Hz 250Hz 30 amp ATC Style 9 4 W x 5 3 D x 1 87 H 240mm W x 134mm D x 47 5mm H STEREOPHONIC SPECIFICATIONS Due to continuing improvements specifications are subject to chan...

Page 16: ...ed by products not supplied by the warranter failures which result from accident misuse abuse neglect bug infestation mishandling misapplication alteration faulty installation set up adjustment improper maintenance power surge improper voltage supply lightning modification commercial use such as use in hotels offices restaurants or other business uses or rental use of the product or service by any...

Page 17: ...16 Copyright 2017 Retro Manufacturing LLC INSTALLATION NOTES ...

Page 18: ...17 INSTALLATION NOTES ...

Page 19: ...18 Copyright 2017 Retro Manufacturing LLC INSTALLATION NOTES ...

Page 20: ...19 MODERN SOUND FOR YOUR CLASSIC Retro Manufacturing LLC 7470 Commercial Way Henderson NV 89011 p 888 325 1555 f 702 483 2229 www retromanufacturing com ...

Reviews: