JL AUDIO Component Midrange Owner’s Manual

JL AUDIO Component Midrange Owner's Manual

Included Components and Parts:
• One C5-400cm-S ingle 4.0 inch (100 mm) Midrange
• One Metal Midrange Grille with ABS Grille Tray
• One ABS Frame Adaptor
• One ABS Flush-Mount Ring
• One Self-Adhesive JL Audio Nameplate for Grille
• Butyl Adhesive Putty for Midrange G ri lle
• Four 4 mm x 30 mm Sheet Metal Screws
• Four 4 mm Mounting Clips
• Four 3 mm x 30 mm Sheet Metal Screws
• Four 3 mm Mounting Clips
• One 6.4 mm Female Crimp able Connector
• One 4.7 mm Female Crimp able Connector

Specifications :
Speaker Type: Component Midrange
Nominal Diameter: 4 inch (1 00 mm)
Design Bandwidth : 200 Hz – 7 kHz
Nominal Impedance (Znom): 4 ohms
Continuous Power Handling: 75W (RMS)
Recommended Amplifier Power: 25- I 5fJM (RMS)
Net Weight: 0.98 lbs. (0.44 kg)
Driver Rear Displacement 0.0024 ft3 (0.068 L)
Min. Recommended Sealed Enclosure :0.074 ft3 (21 L)

Parameters :
Voice Coil Resistance (Re ): 3.230 ohms
Free Air Resonance (Fs ): 1085 Hz
Reference Efficiency (no): 0.258%
Efficiency@ lW /1 m: 86.4 dB SPL
Sensitivity@ 2. 83V/1 m: 89.4 dB SPL
Electrical ·o· ( Oes) :0.8I2
Mechanical ·o· ( Oms) :4.837
Total Speaker ·o· ( Ots): 0.8 12
Equivalent Compliance ( Vas): 0.060 ft3 (1 .706 L)
Moving Mass (Mms ): 5.432 g
Mechanical Compliance (Cms) : 0.000396 m/N
Magnetic Strength (BL ): 3.87 NIA
Effective Piston Area (Sd) : 855 sq.in. (0.0055 sq. m)
One-Way Linear Excursion ( Xmax): 1.2 mm

Design Bandwidth :
With 48 dB/octave filters : 200 Hz – 7 kHz
With 24 dB /octave filters: 300 Hz – 7 kHz
With 12 dB /octave filters: 400 Hz – ?kHz

Crossover Setting Guidelines: 3-WaySpeaker Systems
C5-650cw-Single Woofer
Low -Pass: 24 dB/octave Link witz-Riley@ 300 Hz
Level Offset: -1.0 dB
C5-400cm-Single Midrange
High-Pass: 12 dB/octave Linkwitz-Riley@ 550 Hz
Low -Pass: 12 dB/octave Linkwitz -Riley@ 7000 Hz
Level Offset: o dB
C5-075ct-S ingle Tweeter
High-Pass: 24 dB/octave Linkwitz-Riley@ 7000 Hz
Level Offset: -05 dB
C5-570cw-S ingle Woofer
Low -Pass: 24 dB/octave Linkwi tz-Riley@ 300 Hz
Level Offset: -25 dB
C5-400cm-Single Midrange
High-Pass: 12 dB/octave Linkwitz-Riley@ 550 Hz
Low -Pass: 12 dB/octave Linkwitz -Riley@ 7000 Hz
Level Offset: OdB
C5-075ct-S ingle Tweeter
High-Pass: 24 dB/octave Linkwitz-Ri ley@7000 Hz
Level Offset: -05 dB

Crossover Setting Guidelines: 2-Way Speaker Systems
C5-650cw-Single Woofer
Low -Pass: 24 dB/octave Link wi tz-Riley@ 5500 Hz
Level Offset: o dB
C5-075ct-S ingle Tweeter
High-Pass: 24 dB/octave Linkwitz-Ri l ey@ 5500 Hz
Level Offset: -I .0 dB
C5-570cw-S ingle Woofer
Low -Pass: 24 dB/octave Link wi tz-Riley@ 5000 Hz
Level Offset: -I.0 dB
C5-075ct-S ingle Tweeter
High-Pass: 24 dB/octave Linkwitz-Riley@ 5000 Hz
Level Offset: -I.0 dB

Please note : These are recommended starting points for tuning. ln- vehicle measurements should be made to optimize the crossover for speaker placement and vehicle acoustics. Because of vehicle acoustics, the u se of equalization will be required to achieve flat frequency response characteristics. Individual results may vary.

INTRODUCTION

Documents / Resources

| JL AUDIO Component Midrange [pdf] Owner's Manual
C5-400 cm, Component Midrange
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