Standard Type Magnetic Transducer MT9048 Series Parameters Units Specifications: MT9048A01NP MT9048A04NP MT9048A05NP Min Sound Pressure Level at 10cm dBA 80 83 85 Rated Voltage Vo-p 1.5 3.6 5 Operating Voltage Vo-p 1-3 2-5 3-8 Resonance Frequency Hz 2731 2731 2731 Max Operating Current mA 80 90 Coil Resistance 5.5 Operating Temperature °C -20 - +70 2 15 85 2 45 -20 - +70 4 -20 - +70 Case Material - Noryl Noryl Noryl Weight g 1.0 1.0 1.0 Unit: mm • Tolerance: 0.5mm Value applying rated voltage (1/2 duty square wave, resonance frequency) MT9055 Series Specifications: Parameters Units MT9055A01NP MT9055A05NP MT9055B01NP MT9055B05NP Min Sound Pressure Level at 10cm dBA 80 85 80 85 Rated Voltage Vo-p 1.5 5 1.5 5 Operating Voltage Vo-p 1-3 4-6 1-3 4-6 Resonance Frequency Hz 2731 2731 3100 3100 Max Operating Current mA 80 60 80 Coil Resistance 5.5 Operating Temperature °C -20 - +70 1 40 4 -20 - +70 60 5.5 1 -20 - +70 40 4 -20 - +70 Case Material - Noryl Noryl Noryl Noryl Weight g 1.0 1.0 1.0 1.0 Unit: mm • Tolerance: 0.5mm Value applying rated voltage (1/2 duty square wave, resonance frequency) Potting MT9650 Series Specifications: Parameters Units MT9650A01NP MT9650A03NP MT9650B01NP MT9650B05NP Min Sound Pressure Level at 10cm dBA 85 85 80 85 Rated Voltage Vo-p 1.5 3.5 1.5 5 Operating Voltage Vo-p 1-3 2-4 1-2 4-8 Resonance Frequency Hz 2731 2731 3100 3100 Max Operating Current mA 80 60 80 Coil Resistance 5.5 Operating Temperature °C -20 - +60 1 25 1 -20 - +60 100 5.5 1 -20 - +60 40 Case Material - Noryl Noryl Noryl Noryl Weight g 1.0 1.0 1.0 1.0 Value applying rated voltage (1/2 duty square wave, resonance frequency) www.hk-sound.com 7.5 -20 - +60 Unit: mm • Tolerance: 0.5mm P.7