New Microchip programmed with 3 different ULTRASONIC frequencies

[nelson]

To who it may concern
Here i found this New Microchip programmed with 3 different ULTRASONIC frequencies, that you can buy from ebay

http://cgi.ebay.com/ULTRASOUND-SIGNAL-GENERATOR-IC-4-ULTRASONIC-transducer-/310306570458?pt=LH_DefaultDomain_0&hash=item483fb680da

Regards


Nelson

[homefire]

Be cool to make a Ulta Sonic Cleaner!

[goldfinder]

PIC unltrasonic

To who it may concern
Here i found this New Microchip programmed with 3 different ULTRASONIC frequencies, that you can buy from ebay

http://cgi.ebay.com/ULTRASOUND-SIGNAL-GENERATOR-IC-4-ULTRASONIC-transducer-/310306570458?pt=LH_DefaultDomain_0&hash=item483fb680da

Regards


Nelson

I do all kinds of programming of PIC uC for frequencies from DC to about 200,000 Hz. Very useful for stable simple signal generators. Uses one PIC and a Mosfet. Anyone doing LRL xmitters can do this. Much more stable than 555s.
Goldfinder