Difuzor 20cm fullrange Visaton VS-BG20 8ohm

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: 50-18kHzTechnical 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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