Re: yoke resonant frequency

Al Kossow wrote:
>
> "1) The resonance frequency of the yoke."
>
> --
>
> we made a simple model last week and swept it from 0 - 10khz
>
> --- .067 uF - 150 --+-- 3 -- gnd
> +-------.5 mH -----+
>

You are saying that the -3db downpoint is at 1khz and it continues to
fall off logarithmically after this? Did you notice a point where the
signal went over 0 (zero) db at all?

 
> the circuit was flat from DC, dropping by 3db at 1khz
>
> this is a rough aproximation of the horizontal deflection in
> a G08. I forgot to write this down, but I think the RC kicked
> in at around 50khz.

Was this taken from the coil on the tube as well?
Received on Mon Sep 1 14:03:09 1997