In a message dated 8/10/2004 10:03:54 PM Eastern Daylight Time,
rgrazia1@ROCHESTER.RR.COM writes:
> Hi all. Few questions about opamps. If I see a circuit running off a
> split power supply, but the negative voltage is only used for the
> opamps, can I redesign it using single power supply opamps such as the
> TLC272? If I must use a split power supply, would something like the
> http://focus.ti.com/docs/prod/folders/print/pt5062.html from TI
> (+5Vin, -15+15Vout) be a bad idea due to switching noise? This is for
> audio purposes.
Can you use the +/- 12vdc from a max232 chip. I was going to try it myself.
Not much
drive current.


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