MF5/4/100/60 etc.

Paul Perry pfperry at melbpc.org.au
Mon Sep 14 03:46:13 CEST 1998


At 01:28 AM 14/09/98 +0200, Magnus Danielson  wrote:
.....switched cap filters.....

an Australian mag (Silicon Chip) recently had a guitar
wah pedal based on a switched cap filter. You change the freq by 
changing the freq of the oscillator driving the filter clock.
For synth use there might be a problem in that the clock is about 100
times the freq of interest, so while this is great for extracting sigs from
noise, brckwall antialiasing filters etc, for synth use the clock might
be too low.... what happens with a high pass filter? Any ideas?

paul perry melb aust

Some statememnts are true.
Some statements are false.
And, there is the following statement: "You just need a bit of software".




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