8-cm (3.3'') HiFi full-range speaker with strong magnet drive and high sound pressure level. Ideally suited for PA arrays and small bass reflex speakers, e.g. in mini-sub-sat systems.
Applications:
• Sound lines
• Mini HiFi speakers
Properties:
• Moisturised cone
• Metal version
Technical data:
Rated power: 30 W
Music power: 50 W
Rated impedance: 8 Ohm
Transmission range (-10 dB): 100 - 20,000 Hz
Mean sound pressure level: 88 dB (1 W/1 m)
Beam angle (-6 dB): 147°/4000 Hz
Excursion limit: +/-2.5 mm
Resonance frequency fs: 125 Hz
Magnetic induction: 1.2 T
Magnetic flux: 225 µWb
Upper pole plate height: 4 mm
Voice coil diameter: 20 mm
Winding height: 4.5 mm
Baffle opening: 75 mm
Net weight: 0.5 kg
DC resistance Rdc: 7.2 Ohm
Mechanical Q factor Qms: 3.24
Electrical Q factor Qes: 0.58
Total Q factor Qts: 0.49
Equivalent volume of compliance Vas: 1.1 l
Effective diaphragm area Sd: 29 cm²
Dynamic moving mass Mms: 1.8 g
Drive factor Bxl: 4.0 Tm
Voice-coil inductivity L: 0.3 mH
Temperature range: -25 - 70°C
