400/600 MANUAL.
400/600 MANUAL.QXP 7/17/98 11:10 AM Page 2 Table of Contents Welcome to Club GTi ............................................3 About this Manual .................................................3 Autosound at its Best ............................................4 Designing Your System .........................................4 Component Placement..........................................5 Installation Warnings and Tips ..............................5 Mounting Instructions ................................
400/600 MANUAL.QXP 7/17/98 11:10 AM Page 3 Welcome to Club GTi About This Manual Thank you for purchasing the finest automotive woofer/midrange JBL has ever produced. As a GTi Competition Series owner, you are a member of a select group of people who enjoy the most advanced mobile audio products available. We call this group “Club GTi.
00/600 MANUAL.QXP 7/17/98 11:10 AM Page 4 Autosound at its Best The 400 and 500GTi’s are built to meet the same rigorous standards of construction and performance that have long established JBL’s renowned home and professional speaker systems. The 400 and 500GTi Woofer/Midranges incorporate advanced JBL woven Kevlar cones which are especially suited to the unique acoustic and environmental conditions which characterize automotive sound.
400/600 MANUAL.QXP 7/17/98 11:10 AM Page 5 Woofer/Midrange, and a laboratoryoptimized crossover. The most popular system configuration is a hybrid using an active crossover for the subwoofer to midrange crossover point, and a passive crossover for the midrange to tweeter crossover. Your GTi Competition series dealer is uniquely qualified to help guide you on the best system configuration for your needs. 2. 3.
400/600 MANUAL.QXP 7/17/98 11:10 AM Mounting Instructions Page 6 5. Replace the stock speaker panels. Pick a mounting location after reading the recommendations in the Component Location section of this manual. MOUNTING RING Mounting Speakers in ADAPTOR Stock Hole Locations 1. Access the stock speaker location and remove the stock speaker. The 400 and 500GTi include mounting ring adaptors which allow the speaker to be mounted in standard 4" and 51/4" holes respectively. 2.
400/600 MANUAL.QXP 7/17/98 11:10 AM Page 7 FABRIC DISPLACEMENT RING Logo Orientation on Grille The orientation of the logo on the grille relative to the grille frame can be adjusted. Simply remove the metal grille and reassemble the metal grille to the grille frame utilizing a different tab slot. GRILLE FRAME to the amplifier. A minimum wire gauge of 18AWG is recommended, with larger size wire suggested for runs longer than 10 feet.
400/600 MANUAL.QXP 7/17/98 11:10 AM Page 8 that the 400 and 500GTi should always be connected in the same polarity as the tweeter however.
400/600 MANUAL.QXP 7/17/98 11:10 AM Page 9 to tweeter transition. Set the high crossover frequency at or above 5kHz if a 12dB per octave crossover is used and at or above 3.5kHz if you are using an 18 or 24dB per octave crossover. For safety, the maximum recommended amplifier power routed directly to the 400 and 500GTi Midrange is 150 watts for the 400GTi and 200 watts for the 500GTi.
400/600 MANUAL.
400/600 MANUAL.QXP 7/17/98 11:10 AM Page 11 Thiele-Small Specifications: 400GTi Free Air Resonance (Fs): 125Hz 500GTi 100Hz Electrical Damping (Qes): 0.52 0.51 Mechanical Damping (Qms): 5.17 5.14 Total Damping (Qt): 0.47 0.4 Equivalent Volume of Compilance (Vas): 0.0388 cu. ft. (1.10 liters) 0.1059 cu. ft. (3.0 liters) Effective Cone Area (Sd): (0.0060 m2) (0.0092 m2) Center to Peak Linear Excursion (Xmax): 0.126 inches (3.2mm) 0.126 inches (3.
400/600 MANUAL.
