On Tue, 21 Aug 2001 20:37:41 +0200, you wrote:

>A friend of mine asked if I couldent help him convert a 0-50 Hz =
squarewave signal
>to 0-400 Hz. The application is to adapt his RPM display 0-400 hz to =
0-50 Hz.
>The solution doesnt haveto be 100% exact.
>
>I am not sure howto do this. The only idea I have so far is to use a PIC=
 and measure
>the 0-50 Hz signal then multiply the result by 8 and output the result =
somehow as
>a squarewave signal...
>
>Any suggestions most welcome :-)
>
>/PJ
..or build a circuit that generates 8 pulses on each input edge - you
could probably do this with a 4017 CMOS counter.=20

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