Audio Transducers Find Use In Cellular Applications

The QCL-03A transducer incorporates a number of features that make it useful in compact products requiring audio indicators. The loud, consistent sound output of the transducer, coupled with its compact size, makes it suitable for use in cellular phones, pagers and wireless modems. Additionally, the transducer's patented design offers a wide frequency for dual tones, allowing the manufacturer the flexibility to customize the transducer's sound to distinguish between products, as well as create corporate branding. Typical sound output of the QCL-03A is 85 dB minimum at 10 cm. The transducer operates at 4V max. from -20°C to +60°C, and has a rated frequency of 2,670 Hz. It measures 9 mm in dia. x 4 mm high and has 60-mm wire leads.