Norwood, MA (BUSINESS WIRE). Analog Devices Inc. (ADI) announced today a synthesizer consisting of a phase-locked loop (PLL) with fully integrated voltage-controlled oscillator (VCO) as well as ...
Fig 1. Two analog multipliers form a VCO with quadrature outputs, while a third multiplier provides AGC to stabilize output voltages without adding distortion. Fig 2. The oscilloscope trace of the VCO ...