One simple thing you can do is drive it from two mcu pins out of phase. You get twice the peak to peak voltage that way. As mentioned, it helps a lot to dive at resonance.
carl -------------------------------------------------------- Henry Carl Ott N2RVQ [email protected] On Tue, Jan 15, 2013 at 12:37 PM, Imbanon <[email protected]> wrote: > Hiya everyone! > > Does anyone have any simple schematic or any ideas how to amplify the > sound of a 2 pin piezo? > For now I drive it simply from a controller pin, but the sound is somewhat > quiet for an alarm clock, so I'm looking for something different. > > Thanks! :) > > -- > You received this message because you are subscribed to the Google Groups > "neonixie-l" group. > To post to this group, send an email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > To view this discussion on the web, visit > https://groups.google.com/d/msg/neonixie-l/-/U5iHvu0syaMJ. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To post to this group, send an email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
