Magnetic position sensing for precision control in robotics
Here is a primer on how magnetic sensing works for position calculations in robotics applications aided by devices like Hall-effect…
Phased-array PWM DAC
By deploying more PWM channels with appropriate evenly spaced phase delays one can achieve ripple-less output at certain duty cycles.
High-voltage feed forward
Using a simple "feed forward" provision can help you create a stable feedback loop for a high-voltage power supply.
Balancing power sharing of paralleled boost converters in speakers
Find out more about simple current-sharing schemes and a method that minimizes DC current-sharing error between the parallel boost converters.
Digital pen design reinvigorated with sensor module, motion control
Digital pen, aided by sensor-based features and motion-sensing software, can reinvigorate this promising design concept with new use cases.
Autotransformers – Part 2
Magnetic coupling through an autotransformer is not perfect. There is a coefficient of coupling whose numerical value is less than…
Input buffer and attenuator for sound card oscilloscopes extends low-end frequency response
Even the best software app can go only so far to overcome the basic limitations of hardware that was specifically…
Redirecting dynamic indication segment to a separate LED
This Design Idea shows how you can redirect any number of unused segments to external LEDs.
Measuring exponential time constant using an oscilloscope
Digital oscilloscopes have a great deal of flexibility built in so derived measurements, like time constant, can be made with…
How to successfully calibrate an open-loop DAC signal chain
本文概述了一些of the main causes of error in a DAC signal chain, and two methods of calibration…