Can LED bulbs survive long-term storage?
Light bulbs that have been in storage for many years pose no problem, but LED light bulbs would not likely…
Circuit solves independent frequency and fill factor adjustment problems
Here are two new solutions to the problem of independent frequency and fill factor adjustment in RC rectangular pulse generators.
How to use LTspice to produce bode plots for LED drivers
Proper control loop phase and gain measurements should be made by factory experts possessing (expensive) equipment and commensurate experience. For…
32-bit stereo audio DAC enables expressive playback
Part of Rohm’s MUS-IC series for high-end audio equipment, the BD34301EKV 32-bit stereo audio DAC enables expressive playback of music.
Nature exploits prime numbers to ensure cicada survival
Nature exploits prime numbers to ensure the survival of two closely-related species and the magnitude of acoustic stress that gets…
SDR enables mechanisms for tuning various frequencies
This tutorial on software-defined radio discusses how it enables specific mechanisms for tuning various frequencies including direct sampling and mixing.
Use a Smith chart for component characterizations
Applicability of the Smith chart also applies to component characterizations, sometimes with intuitively surprising results.
Essential considerations for effective power rail noise filtering with ferrite beads
This article highlights the essential considerations for effective power rail noise filtering on PCB assembly with ferrite beads.
DC/DC controller incorporates active filtering of switching noise
A new DC/DC controller incorporates active filtering of switching noise on a DC power rail into its basic design.
Build a low-cost solar day lamp
This Design Idea presents inexpensive design features that expand the solar day lamp's usefulness for several applications.