3020
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45208262-3020
Visaton BG 20 8 inch 20.32 cm Wideband speaker 40 W 8 Ω
Contact plating (finish) provides corrosion protection for base metals and optimizes the mechanical and electrical properties of the contact interfaces.
In electrical engineering, impedance is the opposition to alternating current presented by the combined effect of resistance and reactance in a circuit.