J. David Bryan
jdbryan at acm.org
Sun Feb 3 15:43:17 CST 2008
On 2 Feb 2008 at 22:22, Tony Duell wrote:
> However, I still have one unaswered question : There's a DC balance
> preset in the differntiator stage. What's the proceue for adjusting it?
>From the MC3470 data sheet in the 1990 Motorola Linear and Interface
Integrated Circuits databook:
"The potentiometer across the differentiator components is adjusted
until a symmetrical digital output cycle is obtained at Pin 10 for a
sinusoidal input with the minimum anticipated Ep(omega) product."
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