Create radio receiver circuits with the LM386 audio amplifier
Use the LM386's undocumented attributes to create simple high performance regenerative receivers.
How hot is too hot to touch?
If you are designing anything with a heat sink whose surfaces are open to human contact, it’s good to know…
Understand the damaging effects of phase dispersion
A study of AM signals is a convenient tool for showing a damaging effect arising from phase dispersion.
Common op-amp circuits
These common op-amp circuits are useful for amplifying various analog signals. The ideal op amp model helps us understand how…
Mitigate clock intermodulation effects in characterization setups
Mitigate the effects of clock intermodulation and improve the reliability and measurement accuracy of mixed-signal systems.
Is Optical Computing in Our Future?
Forget digital electronics: the long-discussed dream of optical computing may have taken another small step forward with the recent development…
Design vs. manufacturing: A failed directional coupler
How would you react if a sample of your design came back with a major change?
E-fuses: warming up to higher-current applications
In many design situations, it makes sense to give serious consideration to an e-fuse in place of the classic thermal…
Power Tips #97: Shape an LLC-SRC gain curve to meet battery charger needs
The LLC-SRC provides a higher-power alternative to traditional battery chargers that use flyback converters.
How long has the power been out?
Simple questions can have correspondingly simple low-tech answers, as long as you are not asking for too much.