[sdiy] AS3394E: Practical power supply?

[Gordonjcp]

On Thu, Nov 18, 2021 at 03:49:00PM +0000, Tom Bugs via Synth-diy wrote:
> necessary not to compromise the VCO frequency resolution, which ranges from
> -4 to +4 volts, in favor of a -5V
> supply (this is because there needs to be 4 diode drops for the current
> mirrors).Any one of the readily
> available 3-terminal regulators may be used to supply the -6.5V negative

So why not a cheap readily-available 7905 with two diodes in its ground leg?

-- 
Gordonjcp