Reply by Jasen Betts April 5, 20122012-04-05
On 2012-03-29, muhaned alzedi <muhaned.2012@gmail.com> wrote:
> the microphone use to transfer simple motion to electric , i want use the microphone for > generate 5 volt or more by amplifier circuit and sorry for my language
Without knowing the signal level you get from the microphone it's impossible to say how much gain your amplifier needs to get to 5V -- &#9858;&#9859; 100% natural --- Posted via news://freenews.netfront.net/ - Complaints to news@netfront.net ---
Reply by mike April 2, 20122012-04-02
On 3/29/2012 3:23 PM, muhaned alzedi wrote:
> the microphone use to transfer simple motion to electric , i want use the microphone for generate 5 volt or more by amplifier circuit > and sorry for my language
Calculate the amount of POWER you have available from the microphone. That's ALL you get. Anything (unpowered) between that and the load DECREASES the available power to your load.
Reply by muhaned alzedi March 29, 20122012-03-29
the microphone use to transfer simple motion to electric , i want use the microphone for generate 5 volt or more by amplifier circuit 
and sorry for my language