The Analog Aficionados party goes back more than 20 years, when Jim Williams would host an Analog Dinosaurs party at his house.
There are different challenges in the larger battery stacks, and these must be taken into account if a robust system design is desired.
Small-power motor drives such as fan motors, dishwashers, circulation pumps, and major applications are constrained by challenging form-factors and lower standby current.
Working with signals in the digital domain requires sampling the analog signal at regular intervals. The sampling operation can also produce a noise which cannot be distinguished from the real signal due to the aliasing effect.
One of the most talented and interesting authors on Planet Analog and EDN is Dennis Feucht, who has written numerous popular articles and blogs.