PW0268
From emboxit
- http://cr4.globalspec.com/thread/11987/how-to-measure-the-distance-using-SRM400-Sonar-Ranging-Module
- http://uk.farnell.com/prowave/srm400/module-pw-0268-sonar-ranging/dp/1007370
- http://www.farnell.com/datasheets/1697789.pdf
Operates in 6 – 10 V single voltage Wide operation frequency range up to 250KHz Temperature controlled oscillator traces resonant frequency drift of transducers Built-in 32 steps time controlled gain amplifier Built-in band pass filter of less external tuned components Bi-direction I/O for both driving pulse and echo Adjustable system clock for various detection range Suitable for car reversing aids,tape measurements and othersonar ranging applications
