Single-end base type tube for compact fluorescent lamp

摘要

The light tube has at least one glass tube with electrodes and supply terminals at its ends, fitted to a separate bias device. A cold cathode (3) is provided at one end of the light tube its electrical connections provided by single pole terminals in the form of pins (6) sealed in the end of the glass tube. The glass tube is coiled into a double helix, with the ballast device fitted between the glass tubes in the case of more one of the latter and provided by a converterless, compact, capacitive device.