[sdiy] MCV628 powersupply

[Frédéric Piron]

http://tangentsoft.net/elec/vgrounds.html



Le 20-mars-06 à 11:43, Paul Perry a écrit :

> A more efficient way, would be to use a
> texas Instruments TLE2426 "rail splitter
> artificial ground". It's just a chip designed
> to do what you want.
> Alternatively, you could put a couple of 100K resistors
> across the 30V & then run the 1/2 voltage to the input of an op amp
> wired as a unity gain follower.
>
> paul perry melbourne australia
> ----- Original Message ----- > > I do have a normal, positive only,  
> variable
> power supply that can put
>>> out 30v. Does anyone have any tips on making a voltage divider to
>>> convert that 30 into +/- 15v?
>>>
>
>