[sdiy] "Standard" signal levels and maximum voltages? How much headroom is expected?

[Colin f]

> -----Original Message-----
> From: Synth-diy [mailto:synth-diy-bounces at dropmix.xs4all.nl] On Behalf Of
> Neil Johnson
> Sent: 16 March 2016 10:01
> Subject: Re: [sdiy] "Standard" signal levels and maximum voltages? How
> much headroom is expected?

> Yes, although not always for headroom reasons.
> Going from 15V rails to 18V rails only gives an extra 1.6dB improvement in
> headroom at the cost of higher power dissipation.

If you're using common op-amps it can be nearer 2dB once you factor in the
lack of rail-to-rail output.
The extra power dissipation can be handy in winter ;)

Cheers,
Colin f