Profile: Electronic Design & Packaging Co. specializes in automotive and related industries with comprehensive thermal & climatic test services. Our products include SonaSwitch®, and ULTRA SONIC SENSORS™. Our ULTRA SONIC SENSORS™ are 1700, 1650, 1600, and 1400 series. Our SonaSwitch® 1700/1750 offers a wide array of features with ultra wide operating range 1" to 20" model 1700, 1" to 30" model 1750, two (2) NPN switched outputs, fully independent and 0-5 VDC dual slope analog output with a programmable filter constant with a model 1750 has additional 4-20 MA loop output. The 1700/1750 may be used as a stand alone sensor by setting switch points and analog output with the rear mounted push buttons or coupled with our use friendly, menu driven DOS PC calibration software (included at no additional charge). The user can calibrate 100s of transmit, receive and output functions via the RS-232 serial port. The calibration software also allows monitoring of key sensor operating parameters and the programming of the non-volatile memory in the 1700/1750 to retain a desired calibration without bothersome battery backup. Our series 1600 is 1.5' to 20' adjustable; ±0.1% switch point accuracy over entire range at constant temperatures with no temperature gradients between sensor and target; Optional 35' ranges are available.