Insect killers

Integral crystal-controlled line-voltage ballast for compact RF

Inverter for operating a gaseous discharge lamp

Keep-alive circuit for gas discharge lamp

Lamp ballast

Lamp driver for telephone panel indicator lamps

Lamp protection device

Light string control apparatus

Lighting device and method applying a relatively higher potentia

Low loss, electronic ballast

Magnetron, power supply, and fan integral assembly

Method and circuit for facilitating the starting and steady stat

Method and circuit for operating an incandescent lamp

Mixed light arrangement

Negative glow fluorescent lamp having discharge barrier

Notch cutting circuit with minimal power dissipation

Operating circuit for flash lamp directly coupled to AC source

Power supply unit for discharge lamps

Power supplying apparatus, a plasma display unit, a method of co

Protective circuit for reduced voltage lamps