electrolytic capacitors and white plastic connector with purple cables, crystal or diode on a green pcb

capacitor cable circuit electronic component connector closeup board device pcb green purple technology industry engineering electrolytic conductor electric capacity capacitance store energy power insulated wire semiconductor line cord electrical crystal resistor diode inductor integrated printed copper layer design surface mount plastic aluminum network electrotechnics technical detail repair service development ewaste disposal white macro blur condenser connection insulation storage microchip equipment layout assembly smd metal electrotechnology research science background recycling separation black gray capacitors cables components