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Jim Thompson Jim Thompson is offline
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Default Sample & hold - for frequency.

On Wed, 04 Nov 2009 10:34:20 -0600, John Fields
wrote:

On Wed, 4 Nov 2009 13:17:24 -0000, "ian field"
wrote:

What would be the minimalist circuit blocks for a frequency domain sample
and hold?

What I envisage is the sampling triggered by a tone that exceeds a pre-set
threshold and continues to generate a copy of the tone until reset.


---
I'm confused...

What do you mean by 'sampling' and what do you mean by 'threshold'?


JF


Wasn't there at one time something called a "bucket brigade" that
could take snap-shot recordings?

...Jim Thompson
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