Infinity Powered Subwoofer Basslink II None - Manual (Page 2)

- CONTENTS -
SPECIFICATIONS ………………………………….……..1
PACKAGING…..………………………………….………..2
CONNECTIONS/APPLICATIONS………………………..3
CONTROLS AND FUNCTIONS.……...……..…...…...…6
BASIC TROUBLESHOOTING..…….…….………………8
DISASSEMBLY PROCEDURE.……...….…..…...…...…9
EXPLODED VIEW…………………………………..……10
AMPLIFIER BLOCK DIAGRAM…………………………11
ELECTRICAL PARTS LIST ……………………………. 12
P.C.B. DRAWINGS….…………………………………….18
IC/TRANSISTOR PINOUTS…………………………….. 30
SCHEMATICS.................................................................31
Basslink II Specifications
Output Power (14.4V supply) 250W RMS 1% THD
Type of Amplifier AB
Frequency response: 20Hz – 120Hz
Maximum input signal: 4.0V
Maximum sensitivity: 50mV to 4V Line-level input
1V to 16V High-level input
Input Impedance 20K Ω
Idle Current <800mA
Signal to Noise >100dB (A-weighted ref to full power)
Crossover Type Fixed LP @ 12dB per octave
Crossover Range Variable 50 – 120 Hz
Bass EQ 40Hz (-6dB to +3dB)
Phase Control 0 and 180°
Min Current Draw (Idle) <800mA
Remote Current Draw <3.5mA
Max Current Draw 26A
DC Offset <30mV
Bass Boost -6dB to +3dB @ 40Hz
Auto Turn-On 2 -10min (Time to turn Off)
Operating Voltage 10 – 16 VDC
Overall Dimensions (L x W x H): 15-1/16" x 8-3/4" x 15-5/16"
(383mm x 223mm x 389mm)
Sub Level Control (w/ housing): 2-3/16" x 2-5/16" x 7/8"
(56mm x 59mm x 23mm)
Sub Level Control (w/o housing): 2-3/16" x 1-5/16" x 3/4"
(56mm x 34mm x 20mm)
Fuse: 25A
Infinity continually strives to update and improve existing products, as well as create new ones. The specifications and details in
this and related JBL publications are therefore subject to change without notice.
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Powered Subwoofer Basslink II