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COMMUTATING_BANDPASS_FILTER

2017-02-11 08:51  
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COMMUTATING_BANDPASS_FILTER
CD4051 analog multiplexer serves for commutation and switching of eight low-pass filter sections. Multiplexer is driven by CD4024 binary counter that is clocked at 8 times desired 100-kHz center frequency Can be tuned by varying commutating frequency.J Tracy, CMOS Offers New Aρproach to Commutating Filters. EDN Magazine, Feb,5,1974.ρ94-95.