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Soundsing Audio Manufacturing Co.,Ltd is one of the leading China 18" metal frame speaker manufacturers and suppliers, providing with low price speaker wholesale, welcome to import high quality products from our factory.
TB-18A is a metal frame with low price speaker.
It is a mid bass speaker suitable for the customer who has limited cost of cabinets.
Mackie Speakers Replacement Feature
4” coil profession pro speaker
Metal frame
Sensitivity 97dB
Component Speakers Specifications
Nominal Diameter: 461 mm/ 18 inch
Rated Impedance:8 OHM
Sensitivity: 97 dB
Frequency Range: 30 Hz –1800Hz
Peak Power: 1200 W
RMS Power: 600 W
Voice Coil Diameter: 99.2mm/ 4 inch
Voice Coil Material: Copper
Number of layers: Outside
Cone Material: Paper Cone
Surround Material: Polycotton
Surround Design: Four– roll
Basket Materials: Steel
Magnet Materials: 98.3OZ Ferrite
Raw Woofer Speaker Drivers T/S Parameters
Resonance Frequency: 37Hz
Electrical Quality Factor: 0.603
Mechanical Quality Factor: 3.387
Total Quality Factor: 0.512
Cone Area : 133.317cm²
Mechanical Mass : 133.774g
BL: 17.707T.M.
Dj Replacement Speakers Mounting Information:
Overall Diameter: 461mm/18inch
Baffle Cutout Diameter: 443mm/17.44 inch
Bolt Circle Diameter: 421mm/16.57 inch
Overall Depth: 195mm/ 7.67 inch