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INFINITY QLS-1
Service Manual


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  • Contains Circuit Diagrams
  • Download
  • PDF Format
  • Complete manual
  • Language: English
Price: $4.99

Description of INFINITY QLS-1 Service Manual

Complete service manual in digital format (PDF File). Service manuals usually contains circuit diagrams, printed circuit boards, repair tips, wiring diagrams, block diagrams and parts list. Service Manual ( sometimes called Repair Manual ) is used mainly by technicians.

If You just want to know how to use Your tv, video, mp3 player etc. You should look for Owner's Manual. After placing order we'll send You download instructions on Your email address.

The manual is available in languages: English

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Text excerpt from page 1 (click to view)
Technical Manual

QLS-1

Quantum Line Source Series 4-Way Speaker
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
Nominal Impedance: 4 ohms Power Rating: 100 watts RMS Minimun Crossover Frequencies: 200, 600, 4kHz Frequency Response: 18Hz-32kHz +/-2dB NOTE: Woofer has dual voice coils, solid red wire is 4 ohm pos., solid black wire is 2 ohm pos.

PHYSICAL SPECIFICATIONS:
8x - EMIT Tweeters, 4 through 32kHz 6x - 1-1/2" (3.8cm) Dome Midrange, 600Hz to 4 kHz 1x - Midbass Coupler, 200 to 600Hz 1x - 12" (30.5cm) Infinity/Watkin Dual-Drive Woofer, 18 to 200Hz Dimensions: 5-1/2'H x 15"W" x 18"D XXXXXXXXXXXX XXXXXXXXX167.6cm(H) x 38.1cm(W) x 45.7cm(D) Cabinet Not Sold Grille NLA Control Tweeter Control Midrange Crossover Logo #145-0110 #145-0110 NLA #716-0312

PRODUCTION HISTORY
Introduced in 1977 Discontinued 1982 Original Retail Price: $2,600.00/pair

TECHNICAL INFORMATION

(6x) DOME MIDRANGE #902-0206 MID DIAPHRAGM TWEETER (Rear) #902-0157 NLA DIAPHRAGM NLA
5� 25W

TWEETER (Front) NLA Substitue NLA DIAPHRAGM #751-0625

MIDBASS COUPLER #902-0151

12" WOOFER #902-1180 Substitute NONE
GREEN/BLK

2.5µF 1.75µF 1.25µF

Low Med High 2.7�

GREEN

TWEETER (Back)

BLUE/BLK BLUE

TWEETER (Front)

INPUTS

3 Amp AGC

13.6µF

0.4mH

5� 25W

5.4�
WHITE/BLK

MIDRANGE

5.4� 5� 25W 5.0mH 20mH 40µF 1400µF

YELLOW/BLK YELLOW BLACK RED/BLACK RED

MID BASS COUPLER

WOOFER V. C. 2

1100µF

6.5mH

RED/BLACK

WOOFER V. C. 1

REV B 3/2003

INFINITY SYSTEMS INC., 250 Crossways Park Drive, Woodbury, New York 11797

QLS-1 Quantum Line Source Series 4-Way Speaker

FUSE

WHITE

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