Infinity SUB450 User Manual

CONTENTS
BASIC SPECIFICATIONS . . . . . . . . . ………………….………….... .. . . . . . 1
DETAILED SPECIFICATIONS . . . . . . . . . . . . . . . . . .………. . .. .. .. . . . . . 2
CONTROLS. ………………….. .. . …………………………………... . . . . . . . 3
CONNECTIONS . . . . . . . . . . . ……….………………………………..…. . . . 4
OPERATION……. . . . . .. . . . . . . . .. .. . . . .. .. . . . . ….……… . . ... . . . . . . .5
BASIC TROUBLESHOOTING. . . . . . . . . . . . . . . . . .….……. . .. .. .... . . . . . 6
EXPLODED VIEW-MECHANICAL PARTS LIST….… . … . .. .. . . .. . … . …..7
AMPLIFIER EXPLODED VIEW . . . . . . . . . . . . . . . . .….……. . .. ..... . . . . . 8
TEST SET-UP/PROCEDURE. . . . . . . . . . . . . . . . . .………. . .. .. .…. . . . . . 9
BLOCK DIAGRAM. . . . ………………... ………………………….... . . .. . … . 10
ELECTRICAL PARTS LIST …………. .... . .. . . . . . ……………………... . . . 11
IC – TRANSISTOR PINOUTS . … . . .. . . . . . ………………………….... . . . 15
PCB DRAWINGS. .. . . . . . . . . . . . . . .. . . . . ……………………………….. …16
SCHEMATIC DIAGRAMS . . …………………………………….……………. . .19
WIRING DIAGRAM………………………………………….…………… .. . … .22
SUB450 Specifications
Frequency Range: 39Hz – 150Hz (±3dB)
Amplifier Output: 100 watts RMS, 500 watts Peak
Low-Frequency Driver: 8" (203mm)
Crossover Frequency: 50Hz – 150Hz, 24dB/Octave, continuously variable
Dimensions (H x W x D): 16-1/4" x 10-1/4" x 15-1/2"
(413mm x 262mm x 394mm)
Weight: 28.3 lb (12.9kg)
Infinity continually strives to update and improve existing products, as well as create new ones. The specifications
and construction details in this and related Infinity publications are therefore subject to change without notice.
1

Infinity SUB450 Specifications

General

Brand	Infinity
Model	SUB450
Category	Subwoofer
Language	English