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2 | JL Audio - M3-650X / M3-770X Owner’s Manual
Physical Specifications M3-650X M3-770X
Nominal Diameter 6.50 in. / 165 mm 7.70 in. / 196 mm
Outer Diameter (A) 6.90 in. / 175 mm 7.70 in. / 196 mm
Bolt Hole Circle (B) 6.13 in. / 156 mm 6.92 in. / 176 mm
Frontal Grille Protrusion-Classic* (C) 0.97 in. / 25 mm 1.02 in. / 26 mm
Frontal Grille Protrusion-Sport* (C) 1.01 in. / 26 mm 1.10 in. / 28 mm
Mounting Hole Diameter (D) 5.00 - 5.25 in. / 127 - 133 mm 6.25 in. / 159 mm
Mounting Depth (E) 2.78 in. / 71 mm 3.17 in. / 81 mm
* Frontal grille protrusion measured from mounting surface (Sport Grille pictured)
Specifications M3-650X M3-770X
Mounting Application Infinite Baffle Infinite Baffle
Continuous Power Handling
(RMS Method)
60 watts / channel 70 watts / channel
Recommended Amplifier Power 20 - 120 watts / channel 20 - 140 watts / channel
Frequency Response 55 Hz - 25 KHz (± 3 dB) 45 Hz - 25 KHz (± 3 dB)
Efficiency @ 1W/1m 89.5 dB 90.5 dB
Nominal Impedance 4 ohms 4 ohms
MARINE SPEAKER SPECIFICATIONS
Woofers: Injection-molded, mica-filled polypropylene
cone bodies with UV inhibitors, 1.00-inch (25 mm)
voice coils on M3-650X and 1.25-inch (32 mm) voice
coils on M3-770X, low-profile/ progressive-roll spiders
and synthetic rubber surrounds. DMA-optimized,
long excursion design for enhanced output and bass
response. UV-resistant polymer baskets and grilles. LED
equipped models include built-in RGB LED lighting.
Due to ongoing product development, all specifications are subject to change without notice.
Tweeters: 0.75-inch (19 mm) on M3-650X and M3-770X,
treated silk dome design, neodymium magnet, ferrofluid
cooled and damped.
Crossover Networks: Natural woofer roll-off with 2nd
order high-pass filter on tweeter. Solid-state tweeter
protection circuit.
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