delabs dapj Tech News
- Subscribe to delabs dapj Tech Newsdelabs is centered around Electronics Engineering Technologies. The Focus is on Product Design, Instrumentation and Automation. delabs Circuits is a web service for electronic product and circuit design. An Engineering Reference Database. The News, Circuits and Designs cover Instrumentation, Test and Measurement, Power Electronics, Industrial Automation, Embedded Systems.
- Generic LM317 Switching Supply
- Fluid or Water Level Indicator
- Linear Regulated Dual Polarity Power Supply
- Electronic DIY Projects from Dago
This was a common way LM317 was used to get a stable power for small devices. It is still useful for learning and some blocks of the circuit are still used today in modern industrial systems.
The Reed Relay based Float Switches are used in Automobiles and even corrosive and volatile fluids. This can also be used to indicate level of water or operate pumps.
This document describes how to construct a dual polarity linear power supply which can be configured for any positive or negative voltage between 1.2-35V.
Kalle Hyvönen an electronics enthusiast from Finland has made many interesting. In childhood dismantling of all kinds of electronic devices was his main occupation.