Beyma CD-11FE - Compression Driver 1" 8ohm 109dB 70W Ferrite

Fitted with a ferrite magnet, fully optimized to meet FEA norms and finished with a dual-layer, lightweight aluminum DUO voice-coil, the Beyma CD-11Fe compression driver delivers professional treble reproduction. The flat response and low harmonic distortion of this unit is also supported by a polymer diaphragm, a 700 to 19,000 Hertz frequency range and a 109 decibel sensitivity level. The CD-11Fe compression driver offers a 70W AES power rating at 8 Ohms.

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Key Features:

• 1” (25.4 mm) exit high frequency compression driver 
• 1.75” (44.4) DUO double layer in/out aluminum voice coil 
• Sensitivity: 109 dB (1W / 1m) 
• 140W program power above 1.7kHz
• PM4 polymer diaphragm for natural sound reproduction 
• Aluminum cover 
• FEA optimized ferrite motor structure

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Technical Specifcations:

• Nominal diameter 25.4 mm 1 in
• Rated impedance 8 Ω
• Minimum impedance 5.6 Ω
• A.D. resistance 4.3 Ω
• Power capacity 70 WAES above 1.5 kHz
• Program power 140 W above 1.5 kHz
• Sensitivity 109 dB 1W / 1m @ ZN coupled to TD-164
• Frequency range 0.7 - 19 kHz
• Recommended crossover 1.5 kHz or higher (12 dB/oct min.)
• Voice coil diameter 44.4 mm 1.75 in
• Flux density 1.5 T
• Bl factor 6.6 N/A

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Mounting Informations:

• Overall diameter 110 mm 4.3 in
• Depth 59 mm 2.3 in
• Mounting Three M5 threaded holes, 120º apart on 57 mm (2.24 in) diameter circle Two M5 threaded holes, 180º apart on 76.2 mm (3 in) diameter circle
• Net weight 1.8kg
• Shipping weight 1.9 kg