colour TV tube
Học thuậtThân thiện
Definition
- Noun:
- A cathode-ray tube for television that produces a colored image: A "colour tv tube" is the component inside a television set that uses an electron beam to illuminate phosphor dots on a screen, creating a full-color picture. It is the core display technology of traditional color television sets.
Usage
- The term "colour tv tube" specifically refers to the physical, evacuated glass component. It is a technical term.
- It is often used when discussing the repair, replacement, or technical specifications of an older television set.
- Example:
Advanced Usage
- The term is largely historical or technical, as modern displays (LCD, LED, OLED) do not use cathode-ray tubes.
- In manufacturing or electronics recycling contexts, one might refer to the handling of used colour tv tubes due to their glass and chemical composition.
Variants and Related Words
- Color tube (noun): A common shortened form, especially in American English.
- CRT (Cathode-Ray Tube) (noun): The general technical term for this type of display tube, which can be monochrome or color. A "colour tv tube" is a type of CRT.
- Picture tube (noun): A more general term for a television CRT; a "colour tv tube" is a color picture tube.
Synonyms
- Color television tube (noun): A full, formal synonym.
- Color CRT (noun): A technical synonym.
Notes
- The spelling colour tv tube is common in British English, while color tv tube is used in American English.
- This is a compound noun. The core target word is the full term "colour tv tube," which functions as a single unit to name a specific object.
Noun
- a television tube that displays images in full color