Analog Devices VCA ???

[Synthaholic]

The clock rate should be at least twice the frequency of the highest
expected harmonic.  Alias artifacts could be a problem.

On Tue, 16 Jul 96 13:38 WET DST, you wrote:

>>On a different tack have you considered using analogue switches driven by a
>>high frequency modulated pulse.
>>This is a really good way of controlling amplitude if an attenuation of -20dB
>>is OK.
>>
>
>Tim,
>
>I've heard this method mentioned before but was always a bit concerned
>about distortion components being generated....any comments?
>
>rob.
>
>
>


-- Scott Gravenhorst (Synthaholic)

"I didn't do it."
   -- Bart Simpson