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20cm (8") fullrange speaker with tweeter cone. Due to balanced frequency response with very good low and high frequency reproduction suitable for sound reinforcement systems.
Impedance: 8 Ohm
Power nominal: 40 Watt
Power Max.: 70 Watt
Frequency: 50-18kHz
Technical Data:
• Rated power: 40 Watt
• Maximum power: 70 Watt
• Nominal impedance: 8 Ohm
• Frequency response: fu–18000 Hz (fu: Lower cut-off frequency depending on cabinet)
• Mean sound pressure level: 92 dB (1 W/1 m)
• Maximum cone displacement: 8 mm
• Resonance frequency: fs 38 Hz
• Magnetic induction 1,2 T
• Magnetic flux 380 µWb
• Height of front pole-plate: 4 mm
• Voice coil diameter: 25 mm
• Height of winding: 8 mm
• Cutout diameter: 184 mm
• Net weight: 1,3 kg
• D.C. resistance: Rdc 6,2 Ohm
• Mechanical Q factor: Qms 3,47
• Electrical Q factor: Qes 0,51
• Total Q factor: Qts 0,44
• Equivalent volume: Vas 110 l
• Effective piston area: Sd 214 cm²
• Dynamically moved mass: Mms 10 g
• Force factor: Bxl 6,1 T m
• Inductance of the voice coil: L 0,8 mH
• Heat resistance: −25 ... 70 ?°C
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