|
|
|
Who's Online
There currently are 6037 guests and
6 members online. |
|
Categories
|
|
Information
|
|
Featured Product
|
|
|
 |
|
|
There are currently no product reviews.
 ;
Excellent service manual. Complete service info. with schematics, step-by-step instructions and illustrations. Well worth the price!
;
Great product, helped me to restore vintage walkman cassette.
Just some pictures could be little bit more sharp and contrast
Thank you
;
I love older radio's and the service manuals that are sometimes hard to find. Was able to find a manual quite easily on this site.
;
Thank you for your shop manual! Your help was very useful - the device is repaired! Once again - Thank you! I wish you a successful business! Edward (Russia).
;
It was a great experience,instead of purchasing a new Stereo Amplifier ,in just minutes i repaired my old one and that was thaks to the manual I have purchased from you.
Thanks again.
Samuel Alter
Technical Manual
QJr
Quantum Series 3-Way Speaker
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
Nominal Impedance: Power Rating: Sensitivity: Crossover Frequencies: Frequency Response: Horizantal Dispersion: 4 ohms 20-200 watts RMS 89dB @ 1 watt, 1 meter 600Hz and 4,000Hz 40Hz-32,000Hz +/-3dB -2dB at 60°, left or right (20kHz)
PHYSICAL SPECIFICATIONS:
1x - EMIT Tweeter 1x - 1-1/2" (3.8cm) Dome Midrange 1x - 12" (30.5cm) Q-Woofer Dimensions: 25"H x 14.5"W" x 12"D XXXXXXXXXXXXXXXX XXXXXXXXX63.5cm(H) x 36.8cm(W) x 30.5cm(D) Cabinet Not Sold Grille NLA Crossover NLA Tweeter Level Control #145-0103 Midrange Level Control #145-0103 Logo #716-0312
PRODUCTION HISTORY
Introduced in 1978 Discontinued 1983 Original Retail Price: $778.00/pair
TECHNICAL INFORMATION
EMIT TWEETER #902-0221 TWEETER DIAPHRAGM #751-3722
1-1/2" DOME MIDRANGE #902-0206 12" WOOFER #902-1187
Original 2� 5W Substitue 5� 5W
BLUE
7.5µF
TWEETER
BLU/BLK
FUSE
2.5A AGC
5� 5W 13.6µF 0.5mH AIR CORE 13.6mF
WHT/BLK
INPUTS
MIDRANGE
WHITE RED
3mH IRON CORE
WOOFER
RED/BLK
REV B 8/05
INFINITY SYSTEMS INC., 250 Crossways Park Drive, Woodbury, New York 11797
QJr Quantum Series 3-Way Speaker
|
|
|
> |
|
