Touch Sensor - EIM Lab-OnThe-Go Manual

LOTG Lab-On-The-Go Manual
Working Principle
This circuity gives the fundamental structure to light an LED. The resistor
connected in series with LED is often referred as current limiting resistor,
which regulates the amount of current flowing through the LED and
prevent damage of LED due to overcurrent.
Circuiting Setup

4.2 Touch Sensor

Components needed
Power Supply LED NPN-Transistor Resistor (470Ω)
(2N3904)
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