INFINITY IRSGAMMA
Manual de Servicio

Technical Manual

IRS DELTA/ GAMMA
SPECIFICATIONS
� Drivers (per channel): � Woofers: Polypropylene/Graphite � Mid Bass: � Midrange: � Tweeters: 1 EMIT/rear � Super-Tweeters: � Nominal Impedence: � Finish: � Dimensions: (WxDxH)

REQUIREMENTS:
Four 12� 2 L-EMIMs 1 EMIM 1 EMIM/front 1 SEMIT 4 Ohms Santos pau ferro Woofer module: 16 1/2� x 14 1/2� x 64 3/4� (41.91 x 36.83 x 164.47cm) Mid/tweeter module: 17� x 1� x 64 3/4� (43.18 x 2.54 x 164.47cm) Base footprint: 18� x 17� (45.72 x 43.18cm) �Bass Amplifier Requirements: 150-500 watts/ch RMS

PRODUCTION HISTORY:
� Introduced in 1987 � Discontinued in 1992 � Original Retail Price:

$11,950.00

PHYSICAL SPECIFICATIONS:
COSMETIC PARTS: Grille Mid/Twt Front Grille Woofer Tower Grille Mid/Twt Rear Cover Plate Greeks Logo 2� Mobius Crossover Dust Cover Spiked Feet St 1/4 Foot 1 1/16� Metal CROSSOVER PARTS: Crossover Assy. 5-Way Binding Post Crossover Cup Circuit Brkr .85A-30 Servo Cable 50� Servo Control Unit DRIVERS (TRANSDUCERS) Control Woofer EMIM Mid Rev D (Repair Only) 12� Woofer IMG L EMIM SEMIT Rectangle Blk EMIT Square Blk SEMIT Diaph EMIT Diap 1/2 LS EMIM Diaph Rev D A025-3462 A025-3473 A025-3666 .707-3719 .716-0340 .760-3556 .846-3669 .846-3671

� Weight:

Woofer module: 140 lbs (63.64kg) Mid/tweeter module: 75 lbs (34.09kg) Monster cable ARC wire Solen caps Wonder caps 15Hz to 45KHz ±2 dB 100Hz, 750Hz, 4500Hz,10kHz Tweeter level Upper midrange level

NLA-Must repair .528-3551 .653-3553 .871-3212 .639-4406 IF979900

� Special Features:

� Frequency Response: � Crossover Frequencies:

� Passive Crossover Controls: Super tweeter level

Low pass filter Bass contour Low freqency phase � Mid/Tweeter Amplifier Low frequency level 75-300 watts/ch RMS

REV A 9/98

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

IRS 5 DELTA�GAMMA

� Electronic Crossover Controls:

High pass filter

A028-3582 .902-0012D .902-3054 .902-3431 .902-3465 .902-3721 .751-3221 .751-3722 .751-3813