SSM2018TPZ-Trimless-Voltage-Controlled-Amplifier-Analog-Devices-SSM2018TPZ-The-SSM2018TPZ-is-the-first-professional-quality-audio-VCA-to-offer-trimless-operation-being-laser-trimmed-for-gain-core-symmetry-&-offset-A-precise-gain-core-layout-gives-the-device-the-low-noise-performance-of-a-Class-AB-topology-with-the-low-distortion-of-Class-A-SSM2018TPZ-Voltage-Controlled-Amplifier-DIP16