1. cold cathode - Noun
2. cold cathode - Adjective
a cathode that is a source of electrons without being heated
Source: WordNetcold-cathode
A cold-cathode version of the thyratron, which uses a pool of mercury for its cathode, is called an ignitron ; some can switch thousands of amperes. Source: Internet
Each pad sits atop four pressure activated switches, one at each edge of each pad, and a software-controlled cold cathode lamp illuminating the translucent pad, not available on the white cabinet. Source: Internet
Gas-filled tubes Gas-filled tubes such as discharge tubes and cold cathode tubes are not hard vacuum tubes, though are always filled with gas at less than sea-level atmospheric pressure. Source: Internet
Some flatbed scanners use arrays of RGB LEDs rather than the typical cold-cathode fluorescent lamp as the light source. Source: Internet
The principle behind cold cathode version is the same, except that electrons are produced in a discharge created by a high voltage electrical discharge. Source: Internet
The principle behind cold cathode version is the same, except that electrons are produced in the discharge of a high voltage. Source: Internet