คำอธิบาย

Model Number: VM527
Nominal Diameter (mm): 140
Power Capacity (Watt AES): 75
Sensitivity (dB/watt/m): 91
Frequency Range (Hz): 500-4500
Impedance (Ohms): 8
Voice Coil Diameter (mm): 52
Voice Coil Material: Copper
Suspension: Single
Cone Material: Coated Fabric
Surround: Coated Fabric
Maximum Excursion (mm):  2 (before damage)
Magnet: Ferrite
Magnet Assembly Weight (Kg): 1.65
Connection: 6.4mm solder terminals
Chassis: Machined Aluminium
Parameter Measure Unit
Overall Diameter 140 mm
Mounting Bolt Circle Diameter 124.5 mm
Number and Size of Bolts 4 M5
Baffle Cutout Diameter 109 mm, rear mount
Depth of Baffle required 18 mm
Depth 58 mm, total depth
Weight  2.2 kg.

Parameter Measure Unit
Fs 502 Hz
Re 5.5 Ohms
Qms n/a  
Qes n/a  
Qts n/a  
Cms n/a mm/N
Mms n/a grams
Bl n/a N/A
VAS n/a litres
Sd 28.27  cm²
Vd 2.827 cm³
Le n/a mH
Xmax ±1 mm