Beyma SMC-65 - Compression Driver 1.4" 8ohm 107dB 70W Ferrite

This 1.4" professional high quality compression driver features a composite diaphragm assembly. The mylar surround provides damping and avoids typical resonant peaks of metal surrounds. By the other hand, the pure titanium dome exhibits the unique mechanical properties of this material.

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Key Features:

• 1.4” (36 mm) high frequency compression driver
• 2.85” (72.4 mm) voice coil diameter
• 140 W program power above 1.5 kHz 
• High sensitivity: 107 dB (1W / 1m)
• Titanium dome with polyester surround 
• Lightweight edgewound aluminum ribbon voice coil 
• Magnetic ferrite

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Technical Specifcations:

• Nominal diameter 36 mm 1.4 in
• Rated impedance 8 Ω
• Minimum impedance 6.9 Ω
• A.D. resistance 5.5 Ω
• Power capacity 50 WAES above 0.8 kHz 70 WAES above 1.5 kHz
• Program power 100 W above 0.8 kHz 140 W above 1.5 kHz
• Sensitivity 107 dB 1W / 1m @ ZN coupled to TD-385
• Frequency range 0.7 - 18 kHz
• Recommended crossover 0.8 kHz or higher (12 dB/oct min.)
• Voice coil diameter 72.4 mm 2.85 in
• Magnetic assembly weight 4.1 kg
• Flux density 1.55 T
• Bl factor 8.8 N/A

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Mounting Informations:

• Overall diameter 156 mm 6.1 in
• Depth 66 mm 2.6 in
• Mounting Four M6 threaded holes, 90º apart on 101.6 mm (4 in) diameter circle
• Net weight 4.2 kg
• Shipping weight 4.7 kg