tricolour tube

Thân thiện

A technician carefully adjusts the tricolour tube inside the television set.

Definition

1. Noun:
   • A color television picture tube: A specific type of cathode-ray tube (CRT) used in color television sets. It operates by combining three separate electron beams, each corresponding to one of the primary additive colors (red, green, and blue), to produce the full spectrum of colors on the screen.

Usage Examples

• Noun:
  • The television's vibrant picture was produced by its advanced tricolour tube.
  • Older color TVs often used a tricolour tube, which was bulkier than modern flat-panel displays.

Advanced Usage

• Technical Context: The term is primarily used in technical descriptions of television and display technology, particularly regarding older CRT-based equipment. It is synonymous with a "shadow mask CRT" in many contexts.
  • The engineer explained how the alignment of the three beams in the tricolour tube was critical for accurate color reproduction.

Variants and Related Words

• Tricolor tube (noun): An alternative spelling.
• Color CRT (noun): A broader category of cathode-ray tubes for color displays, which includes the tricolour tube as a specific type.
• Shadow mask (noun): A key component inside a tricolour tube, a metal plate with tiny holes that helps align the electron beams.

Synonyms

• Color picture tube: A general term for a television tube that displays color images.
• Color CRT: Cathode-ray tube for color displays.

Related Phrases

• Tricolour system: The method of color reproduction using three primary colors, which is the principle behind the tube's operation.

Học thuật

Noun

1. a color television tube in which three primary colors are combined to give the full range of colors

Từ đồng nghĩa

• tricolor television tube
• tricolour television tube
• tricolor tube