Peavey Scorpion Component 15″Speaker : 8 Ohms – 400 Watts 1208-4

Specifications:

• Impedance: 4 Ohms
• Power capacity: 2000 W Peak 1000 W Program 500 W Continuous
• Sensitivity: 96.6 dB / 1 W 1 m
• Usable freq. range: 50 Hz ~ 3.5 kHz
• Cone: Kevlar? impregnated cellulose
• Voice coil diameter: 4.0″ / 100 mm
• Voice coil material: Aluminum ribbon wire Polyimide-impregnated fiberglass former Nomex? stiffener Solderless diffusion welded OFHC copper leads
• Net weight lb. / kg: 16 lbs. / 7.3 kg
• Znom (ohms) 4 : Revc (ohms) 3.47
• Sd (Square Meters) 0.052
• BL (T/M) 14.09
• Fo (Hz) 55.4
• Vas (liters) 66.2
• Cms (uM/N) 172.5
• Mms (gm) 47.90
• Qms 7.09 : Qes 0.311 : Qts 0.298
• Xmax (mm) 2.3
• Le (mH) 0.19
• SPL (1W 1m) 96.6
• No (%) 2.90%
• Vd (cu. in. / ml) 18.4 / 302
• Pmax (Watts pgm.) 1000
• Disp (cu. in. / ml) 109 / 1797
• 12″
• Weight Unpacked: 16.00 lb(7.257 kg)
• Weight Packed: 18.50 lb(8.391 kg)
• Width Packed: 15.25″(38.735 cm)
• Height Packed: 16″(40.64 cm)
• Depth Packed: 6.5″(16.51 cm)
• PARAMETER DEFINITIONS
• Znom: The nominal impedance of the driver in Ohms.
• Revc: DC resistance of the driver in ohms, also known as Re.
• Sd: The functional radiating surface area of the cone assembly in meters 2.
• BL: Efficiency of the voice coil and magnet system in Tesla meters.
• Fo: Free air resonance. Also known as Fs.
• Vas: Volume of air having the same compliance (springiness) as the driver?s suspension.
• Cms: Restorative force of the driver?s suspension in micrometers / Newton.
• Mms: The total mass of the moving parts of the loudspeaker, including the air load, in grams.
• Qms: Resonance characteristics of the mechanical factors of the loudspeaker.
• Qes: Resonance characteristics of electrical factors of the loudspeaker.
• Qts: Resonance characteristics of the electrical and mechanical factors combined together.
• Xmax: Distance the cone can move in one direction before the coil begins to leave the magnetic gap.
• Le: Inductance of the voice coil in millihenries.
• SPL: Typical sound pressure level at 1 watt, 1 meter.
• No: Electrical to acoustical conversion efficiency in percent.
• Vd: Air displacement of the driver from negative Xmax to positive Xmax.
• Pmax: Maximum continuous program power in watts.
• Disp: Volume displaced by the driver inside the cabinet when mounted on its rear flange.

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