INFINITY QJR
Manual de Servicio

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