Electronics Letters · 1969 · 39 citations · 2 references
EngineeringElectrical EngineeringCircuit TheoryAnalog Integrated CircuitsDifferential AmplifiersLinear Circuit AnalysisOperational AmplifiersSecond-order CircuitsSmall-signal AnalysisAll-pass FiltersMultiplier DesignOperational Amplifier CircuitsOperational Amplifier Design
Two active networks are presented which are suitable for the realisation of a second-order allpass function. Each uses one differential-input operational amplifier and RC networks. The realisation is achieved to within a constant multiplier always smaller than unity.
2
A.G.J. Holt, J. P. Gray · Proceedings of the Institution of Electrical Engineers · 1967 · 16 citations