Annlee Fores
Published © CC BY

Automatic Night Lamp with LDR

A simple circuit for beginners in electronics (if you're a pro skip this project).

EasyFull instructions provided15 minutes5,479
Automatic Night Lamp with LDR

Things used in this project

Hardware components

General Purpose Transistor NPN
General Purpose Transistor NPN
×1
Rotary potentiometer (generic)
Rotary potentiometer (generic)
100K potentiometer
×1
Resistor 1k ohm
Resistor 1k ohm
brown, black, red bands
×1
Resistor 221 ohm
Resistor 221 ohm
220-ohm resistor
×1
LDR
×1
9V battery (generic)
9V battery (generic)
×1
9V Battery Clip
9V Battery Clip
×1
LED (generic)
LED (generic)
×2
Slide Switch
Slide Switch
optional
×1
Wire Cable - By the Foot
OpenBuilds Wire Cable - By the Foot
×1
SparkFun Solder-able Breadboard - Mini
SparkFun Solder-able Breadboard - Mini
optional
×1

Hand tools and fabrication machines

Soldering iron (generic)
Soldering iron (generic)
optional

Story

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Schematics

CIRCUIT DIAGRAM

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Schematic

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Credits

Annlee Fores

Annlee Fores

2 projects • 39 followers
Just a Simple Maker ;)
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