cold cathode

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  • noun

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a cathode that is a source of electrons without being heated

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References in periodicals archive ?
However, it is well known that w in (3) changes depending on D in vertical pipes (Wallis and Makkenchery [17]) and that the liquid viscosity (which is not included in (2) and (4)) affects CCFL in vertical pipes (Wallis [15]).
Since CCFLs contain mercury, it is also generally more difficult to control the monitors under applications with severe temperature changes, while LEDs do not have that problem.
Bakshi said LEDs have significant advantages over CCFL backlights, such as lower power consumption, slim form factor, enhanced performance and market differentiation.
The 10.4-inch (26 cm-diagonal) module, part number NL10276BC20-12, with extended graphics array (XGA) resolution, and the 8.9-inch (23 cm-diagonal) module, part number NL10260BC19-01D, with wide super-video graphics array (WSVGA), offer numerous benefits over conventional CCFL products.
LED backlight is more environmentally friendly with energy saving advantages, and has a smaller frame compared to CCFL products, which will enhance the mobility of the notebook and strengthen its future demand.
But is was a problem to source new CCFL tubes because the existing OEM (original equipment manufacturer) wouldn't sell any to Nertek, so they had to engineer a solution.
In May, the Codex Committee on Food Labeling (CCFL) held its annual meeting in Ottawa and discussed a variety of topics ranging from the production of organic foods and quantitative ingredient declarations to advertising and the labeling of genetically modified (GM) foods.
"We believe this increase in brightness opens up new market opportunities for our customers and gives them a competitive alternative to today's Cold Cathode Fluorescent Lamp (CCFL) backlighting technology for large format LCDs."
The module is backlit by a CCFL with a minimum 20,000-hour lifetime.
The module is backlit by a single CCFL with a minimum lifetime of 20,000 hours, is supplied with an onboard 5V DC-DC power supply, and is manufactured with anti-glare and hard coating 3H surface treatment.
CCFL is one of many organizations scrambling to help CPAs adapt to the new accounting model brought about by Sarbanes-Oxley.
Recently in Ottawa, Canada, the Codex Committee on Food Labeling (CCFL) met to consider proposals for recommending special labeling for genetically modified foods.
An example of the partnership model for outsourcing is provided by the relationship between Corning and CCFL (College Center of the Finger Lakes), a nonprofit education and training organization founded as a consortium of colleges and chartered by the New York Board of Regents.
All mechanical specs are the same as the previous FWT-2407O model, except that the LWT-2407O now uses an LED backlit LCD panel, instead of the traditional CCFL backlit panel, while still having the same robust and durable qualities as the FWT-2407O.
The lamp maker pointed out that the combination was unlikely until recently when Wellypower began shifting to LED making from cold cathode fluorescent lamp (CCFL) production.