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Some Simple Transistor and IC Circuits

Some Simple Transistor and IC Circuits

By Philip Karras KE3FL    View In Digital Edition  

This article started as an attempt to answer two questions posed in the Tech Forum here in Nuts & Volts: one for an LED fader and a second one on how to determine which type of transistor to use in a given circuit. Turns out both questions use a transistor. Here’s what I came up with.


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