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CONTENTS
BASIC SPECIFICATIONS . . . . . . . . . ………………………………………….1
DETAILED SPECIFICATIONS . . . . . . . . . . . ………………………………….2
CONTROLS. ………………….. .. . …………………………………... . . . . . . .4
CONNECTIONS . . . . . . . . . . . ……….………………………………..…. . . . 5
OPERATION……. . . . . .. . . . . . . . .. .. . . . .. .. . . . . ….……… . . ... . . . . . . .6
EXPLODED VIEWS-MECHANICAL PARTS LIST….… . … . .. . . .. . … . ….7
TEST SET-UP & PROCEDURE……………………….. .. .. . . …………….. .9
BLOCK DIAGRAM. . . . ………………... ………………………………… . … . 10
TROUBLESHOOTING FLOW CHART…………………….…………………….11
SERVICE NOTE - POWER TRANSFORMER…………………….…………12
ELECTRICAL PARTS LIST …………………… ………………..………………13
PCB DRAWINGS. . . ………………... …………………………………………..17
IC – TRANSISTOR PINOUTS . … . . .. . . . . . ………………………….... . . . 20
SCHEMATIC DIAGRAMS (120v). . ………………………………………..…. . .21
PACKAGING. ………………….. .. . ……… ………………………... . . . . . . 31
SPECIFICATIONS
Frequency Response 28Hz – 150Hz (–3dB)
24Hz – 180Hz (–6dB)
Maximum Amplifier Output 400 watts RMS
(20Hz – 150Hz with no more than 0.1% THD)
Crossover Frequency 150Hz, 12dB/octave
Driver 12" (305mm) MMD®
Dimensions (H x W x D) 17-1/2" x 17-1/4" x 11-1/8"
(445mm x 438mm x 283mm)
Weight 48 lb (21.8kg)
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.
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TSS-SUB4000