Ballast circuit for operating a gas discharge lamp
Ballast circuit with synchronization and preheat functions
Ballast control IC with minimal internal and external...
Ballast control IC with minimal internal and external...
Ballast for a discharge lamp
Ballast for a discharge lamp with false deactivation detection
Ballast for a gas discharge lamp and a method of controlling...
Ballast for at least one gas discharge lamp and method for...
Ballast for high pressure sodium lamps having constant line and
Ballast for operating electric lamps
Ballast having multiple circuit failure protection and...
Ballast modifying device and lead-type ballast for programming a
Ballast stabilization circuitry for eliminating moding or oscill
Ballast with adaptive end-of-lamp-life protection
Ballast with arc protection circuit
Bi-direction constant current device
Bi-directional light emitting diode drive circuit in pulsed...
Bi-directional light emitting diode drive circuit in...
Bi-directional light emitting diode drive circuit in...
Bi-level output electronic high intensity discharge (HID)...