Infinity ALPHA 1200S - Important Safety Precautions

- CONTENTS -
SPECIFICATIONS ……..………………………………….…………………..1
DETAILED SPECIFICATIONS ……..………………………………………..2
CONTROLS..………………………………. …….………….……..….…...…4
CONNECTIONS..………………………………. …….……………….…...…5
OPERATION..………………………………. …….….….…………….…...…6
BASS OPTIMIZATION SYSTEM..………………..…….…………..….…….7
BLOCK DIAGRAM………...………………………...….…..………..….…….8
BULLETIN INF2004-01..………………………………. …….……….…...…9
EXPLODED VIEW………...……………………………………………….….10
PCB DRAWINGS………...………………………...….…..………..….……..11
ELECTRICAL PARTS LIST ..……………….……….……………..….…….16
INTEGRATED CIRCUIT/TRANSISTOR DIAGRAMS..……………………21
SCHEMATICS …………..…………………………………………………….22
PACKAGE ..………………………………. ………………………..….…..…26
Infinity Alpha 1200s Basic Specifications
Frequency Response 28Hz – 150Hz (±3dB)
Maximum Amplifier Output 500 watts RMS (20Hz – 150Hz with no more than 0.1% THD)
Crossover Frequencies 50Hz – 150Hz, 24dB/octave, continuously variable
Driver 12" (305mm) C.M.M.D.
Dimensions (H x W x D) 17-1/2" x 17-1/4" x 18-1/4"
(445mm x 438mm x 464mm)
Weight 45 lb (20.5kg)
Optional Accessory Bass Optimization Test & Measurement Kit
Infinity Part Number: 335852-002
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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Alpha 1200s