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I am a vintage hifi collector. No way to fix that device without the appropriate service manual...thanks to your site I got it and every thing is easier now. I got the manual right after ordering: fast cheap accurate ... thank you
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Wonderful job clear. Qick fantastic. These people are really good. If even a problem arise they are wonderful assisting you. These scheme is so net despite this is a very old TV. Thank you for everything!!!!!!!!
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Detailed schematic diagram, manual for professionals
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Good service manual,exploded view,adjusment and test point locations,head alignment,mechanical checks and adjusments,all perfect.
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Block diagram,play rec block diagram,adjusments, it's a very good well done repair manual.
Technical Manual
QA
Quantum Series 2-Way Speaker
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
Nominal Impedance: Power Rating: Sensitivity: Crossover Frequencies: Frequency Response: Horizantal Dispersion: 4 ohms 15-150 watts RMS 89dB @ 1 watt, 1 meter 2.5kHz 42Hz-32kHz +/-3dB -2dB at 60°, left or right (20kHz)
PHYSICAL SPECIFICATIONS:
1x - EMIT Tweeter 1x - 10" (25cm) Woofer Dimensions: 25"H x 14"W" x 12"D XXXXXXXXXXXXXXXX XXXXXXXXX63.5cm(H) x 35.5cm(W) x 30.5cm(D) Cabinet Not Sold Grille #A025-038 Crossover NLA Tweeter Level Control #145-0103 Logo #716-0319
PRODUCTION HISTORY
Introduced in 1978 Discontinued 1983 Original Retail Price: $330.00/pair
TECHNICAL INFORMATION
EMIT TWEETER #901-0221 TWEETER DIAPHRAGM #751-7322 10" WOOFER #902-2128 Sustitute #902-2864
Original 2� 5W Substitue 5� 5W 9.5µF
FUSE
1.25A AGC
BLUE
INPUTS
TWEETER
BLU/BLK
RED
WOOFER
RED/BLACK
REV A
7-98
INFINITY SYSTEMS INC., 250 Crossways Park Drive, Woodbury, New York 11797
QA Quantum Series 2-Way Speaker
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