ELECTRONIC LAMP BALLAST, AC-DC ELECTRONIC CONVERTER, ELECTRIC SWITCHED MODE POWER SUPPLY, OZONIZERS, CERAMIC FILTERS USED IN AUDIO-VIDEO EQUIPMENT FOR FILTERING ELECTRIC WAVES, ELECTRIC IGNITION UNITS, AND CERAMIC RESONATORS

lighting ballast, AC-DC adapter, inverter, DC-DC converter, switched mode power supply, negative ion generator, ozonizer, ceramic filters, electric ignition units, and ceramic resonators