Sorry.I dnt know that.i thought I could also post my experience.Welcome to AAC!
A thread belongs to the OP (original poster). Trying to take over someone elses thread is called hijacking, which is not allowed at All About Circuits. I have therefore given you a thread of your very own.
This was split from http://forum.allaboutcircuits.com/t...with-ultrasonic-generators.85599/#post-775198