color tv tube
Học thuậtThân thiện
Definition
- Noun:
- A television tube that displays images in full color: A "color TV tube" is the cathode-ray tube (CRT) component inside a color television set. It is responsible for producing a full-color picture by using electron beams to illuminate red, green, and blue phosphor dots on the inside of the screen.
Usage
- The term "color TV tube" is a technical, compound noun. It is used to specify the internal component of a television, distinguishing it from a black-and-white tube or other display technologies.
- It is typically used in technical, repair, or historical contexts, as CRT-based televisions have largely been replaced by modern flat-panel displays.
Examples
- Noun:
- The technician replaced the faulty color TV tube to restore the picture.
- Early color TV tubes were larger and heavier than their monochrome counterparts.
Advanced Usage
- The term can be part of more detailed technical descriptions concerning television repair, electronics history, or display technology evolution.
Variants and Related Words
- Color television tube: A full, synonymous term.
- CRT (Cathode-Ray Tube): The general technical term for this type of display tube, which can be for monochrome or color.
- Picture tube: A more general term that can refer to either a color or black-and-white television tube.
- Trinitron: A proprietary type of color TV tube developed by Sony.
- Shadow mask: A key component inside a color TV tube that helps align the electron beams.
Synonyms
- Color CRT
- Color picture tube
Notes
- "Color TV tube" is a closed compound noun. It refers specifically to the physical tube component. It is not typically used in idiomatic expressions or as a phrasal verb.
Noun
- a television tube that displays images in full color