MC3470

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." 

                                      -- Dave



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