Contract manufacturing services provide parts and equipment on behalf of original equipment manufacturers (OEM). The design and brand name remain the property of the OEM. Contract manufacturing may involve a complete range of services from design and prototyping to final production, assembly, and quality assurance for complete products.
DC power supplies accept an input power and output the desired form of DC power. Common types of DC power supplies include linear power supplies, switching power supplies, DC-DC converters, and silicon controlled rectifier (SCR) type power supplies.
Power supplies are devices that produce AC or DC power. This grouping includes current sources, DC power supplies, AC-DC adapters, DC-DC converters, AC power sources, and DC-AC inverters.
Speakers produce and transmit sounds carried by electrical or radio signals. This product category is primarily for industrial and OEM speakers rather than those for home use.