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12V 2 Amp SMPS Circuit

In this post we comprehensively discuss a simple 12V 2 amp SMPS circuit using the IC UC2842.

0-40V Power Supply Circuit - Construction Tutorial

This multipurpose general purpose supply generates as much as 2.5 amps from zero to 20 volts or up to 1.25 amps from 0-40 volts. Current limiting is variable within the entire range for either output options.

Automatic Stopwatch with Split Time

The proposed automatic stopwatch circuit with split timer is an extension of Automatic Stopwatch circuit, where the stopwatch tracks the time automatically as soon as the solo runner leaves the start point and the timer stops and show the elapsed time as runner reaches the end point.