MASTER AUDIO MA16BT/4 FERRITE 165 mm (6,5″) woofer 150W 4ohm

• Fiberglass cone - rubber edge
• Output power: 150 watt
• Impedance: 4 Ohm
• Sensitivity: 91 dB
• Frequency response: 60-6000 Hz
• Magnet weight: 20 oz
• Voice coil diameter: 30 mm.

Μεγάφωνο midrange 6“, 120W, 96dΒ,
2.2kg

ALPHA- Serie 100W- 200W

Recommended for professional audio mid-range applications in a sealed cabinet, or as a mid-bass in a vented
satellite enclosure.

• Nominal Basket Diameter 6.5“, 165 mm
• Nominal Impedance 4 ohms
• Power Rating Watts 100 W / Music Program 200 W
• Resonance 118 Hz
• Usable Frequency Range 85 Hz - 6 kHz
• Sensitivity 93.6
• Magnet Weight 20 oz.
• Gap Height 0.25“, 6.35 mm
• Voice Coil Diameter 1.5“, 38.1 mm

• Resonant Frequency (fs) 118 Hz
• DC Resistance (Re) 7.2
• Coil Inductance (Le) 0.19 mH
• Mechanical Q (Qms) 5.68
• Electromagnetic Q (Qes) 0.60
• Total Q (Qts) 0.54
• Compliance Equivalent Volume (Vas) 5.8 liters / 0.2 cu. ft.
• Peak Diaphragm Displacement Volume (Vd) 44cc
• Mechanical Compliance of Suspension (Cms) 0.26 mm/N
• BL Product (BL) 8.0 T-M
• Diaphragm Mass inc. Airload (Mms) 7 grams
• Efficiency Bandwidth Product (EBP) 197 Maximum Linear Excursion (Xmax) 3.5 mm
• Surface Area of Cone (Sd) 126.7 cm²
• Maximum Mechanical Limit (Xlim) 4.0 mm

• Recommended Enclosure Volume
  Sealed 2.8-5.7 liters / 0.1-0.2 cu. ft.
  Vented 3.4-15.6 liters / 0.12-0.55 cu. ft.
• Overall Diameter 6.59“, 167.4 mm
• Baffle Hole Diameter 5.69“, 144.5 mm
• Front Sealing Gasket fitted as standard
• Rear Sealing Gasket fitted as standard
• Mounting Holes Diameter 0.23“, 5.7 mm
• Mounting Holes B.C.D. 6.06“, 154 mm
• Depth 2.8“, 71 mm

• Copper voice coil
• Polyimide former
• Ferrite magnet
• Vented and extended core
• Pressed steel basket
• Paper Cone
• Cloth cone edge
• Solid composition paper dust cap

Nominal Diameter     160 mm (6 in)
Overall Diameter     181.2/164 mm (7.13/6.46 in)
Bolt Circle Diameter     167 mm (6.57 in)
Baffle Cutout Diameter     147 mm (5.79 in)
Depth     84.5 mm (3.33 in)
Flange and Gasket Thickness     8 mm (0.31 in)
Net Weight     1.2 Kg (2.64 lb)
Shipping Box
(Single Carton Box - 4 units)     380x393x128 mm (14.9x15.47x5.03 in)
Shipping Weight (4 units)     5.6 Kg (13.82 lb)

Nominal Impedance     8 Ohm
Minimum Impedance     5.9 Ohm
Nominal Power Handling ***     100 W
Maximum Power Handling ****     200 W
Sensitivity (1W/1m)     91 dB
Frequency Range     63÷5000 Hz
Voice Coil Diameter     32 mm (1.26 in)
Winding Material     Cu
Former Material     Kapton
Winding Depth     12.5 mm (0.49 in)
Magnetic Gap Depth     6 mm (0.24 in)
Flux Density     1 T

Fs     61 Hz
Re     5.4 Ohm
Qes     0.6
Qms     6
Qts     0.54
Vas     14.8 dm^3 (0.52 ft^3)
Sd     137 cm^2 (21.23 in^2)
Xmax *     5.25 mm
Xdamage **     13.15 mm
Mms     14 g
Bl     6.8 N/A
Le     0.5 mH
Mmd     13 g
Cms     0.56 mm/N
Rms     0.84 Kg/s
Eta Zero     0.46 %
EBP     102 Hz