[OT] Re: [linux-audio-dev] Setting the Beat of a Clock

Lisandro Damián Nicanor Pérez Meyer perezmeyer at infovia.com.ar
Mon Sep 26 15:21:15 UTC 2005

El dom, 25-09-2005 a las 17:19, fons adriaensen escribió:
> On Sun, Sep 25, 2005 at 11:14:31AM -0300, Lisandro Damián Nicanor Pérez Meyer wrote:
> > Very interesting project. What about using some external signal
> > generator? As you need only one signal, I think there must be something
> > accurate enough for doing this (I mean, not a multi-frecuency signal
> > generator). Perhaps a professional tunner? I've heard that some of them
> > have compensation for temperature, for example.
> If by 'tunner' you mean the sort of thing used by radio builders to tune
> their stuff, that will not do. These things need frequent recalibration.
> But for a few tens of dollars you could get an potted 1MHz xtal oscillator
> that you would need to recalibrate maybe once a year just to be sure. 
> Divide the frequency by some easy factor, say 256, to get into the audio
> range and you're done. A temperature compensated version would be a bit
> more expensive. I'll put the question to the hardware engineers in my
> design team tomorrom, and probably I can come up with some concrete
> examples.

Well, a teacher of mine also suggested the GPS with square-wave output

Cheers, Damian.-

Gabardinas "Windows 95". Se cuelgan solas.

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