Ceramic Diaphragms Sound The Alarm

A series of high-sound-output devices, the TRTP-4540P double-sided ceramic diaphragm transducers are intended for noisy environments and appliances when an alert alarm and loud sound output is needed. The package diameter is 46.5 mm, and the package shell material is PA66, furnished in black as the standard color. The transducers run from a 12 V_p-p ac voltage and produce a sound level of 103 dB within a frequency range of 3.3 kHz, ±0.5 kHz, over a temperature range of -40º to +70º C. Price is $0.99 each/1,000. TRANDUCERS USA, Elk Grove Village, IL. (888) 921-6400.