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A piezo tweeter has an impedance (this is a posh word for resistance for our purposes) of something like five kiloohms. The 30 ohm resistor would increase this to 5,030 ohms.
The 6.50" Prime full-range speakers offer Rockford Fosgate sound quality at a fantastic value. Perfect for replacing factory speakers, they feature polypropylene cones, a silk dome Piezo tweeter and ...
Nowadays there is a growing demand for smart devices to offer more integrated functions. In this work, a multifunctional piezoelectric MEMS actuator is designed as tweeter and ultrasonic range-finding ...
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