LDR Symbol
![LDR Symbol](LDR_symbol/light-dependent-resistor-symbol.gif)
According to the institute, the light-dependent resistor (LDR) symbol is a resistor with a circle around it. There are also two arrows pointing towards it representing light.
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Resistor SymbolThermistor Symbol
LDR Symbol
Preset Symbol
Variable Resistor Symbol
Resistor Colour Code