Design innovations provide for voltage-tunable, state-variable active filters for megahertz ranges

Siu, Chris
September 1995
EDN;9/28/95, Vol. 40 Issue 20, p117
Trade Publication
Features a new generation of wideband amplifiers and multipliers which allow the building of state-variable active filters that operate beyond the kilohertz region into the megahertz region. Provision of a very linear tuning characteristic; Problems at higher frequencies. INSET: Op-amp limitations play a role..


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