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	Diodes in DC and AC circuits 
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	Half-wave and bridge rectifiers with smoothing 
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	Displaying diode characteristics on an oscilloscope 
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	Light-emitting diodes 
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	Diode-like characteristics of transistor junctions 
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	Input, output and control characteristics of transistors 
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	Transistors in common emitter, common collector and common base circuits 
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	Transistors used as switches 
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	Transistors used as delay switches 
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	Characteristics of field effect transistors (FETs) 
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	FETs used as controllable resistors and switches 
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	FET characteristic 
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	Dimmer sensor using a FET 
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	Characteristics of diacs, thyristors and triacs 
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	Thyristors used as switches 
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	Phase control using triacs and diacs 
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	Characteristics of unijunction transistors (UJTs) 
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	Pulse emitter using a UJT