ac
alternating
appliance
background
bridge
capacitor
chip
circuit
closeup
component
computer
current
design
digital
diode
direct
display
electric
electrical
electricity
electronic
element
engineer
engineering
equipment
hardware
icon
industrial
industry
input
isolated
microchip
output
plastic
polarity
power
processor
resistor
science
semiconductor
supply
symbol
technological
technology
transformer
transistor
voltage
wave
wire