Word: Television Pickup Tube
Part of Speech: Noun
Definition: A television pickup tube is a special device used in older television cameras. It quickly scans an image (like a person or a scene) and changes it into electronic signals that can be sent to a television screen.
Usage Instructions:
The term "television pickup tube" is mainly used in discussions about the technology of older television systems.
It is often mentioned in the context of how images were captured and transmitted before modern digital cameras became common.
Example:
Advanced Usage:
In professional settings, you might come across discussions about the differences between various types of pickup tubes, such as "image orthicon" or "vidicon," which are different technologies used for similar purposes.
Word Variants:
Pickup (noun): Referring to the act of capturing or collecting something.
Tube (noun): A hollow cylinder or pipe, but in this context, it specifically refers to the technology used in cameras.
Different Meanings:
Pickup can refer to collecting something or someone (like picking someone up in a car).
Tube can also refer to a cylindrical container, like a toothpaste tube.
Synonyms:
Camera tube: A more general term that includes various types of tubes used in cameras.
Image sensor: In modern technology, this term is often used instead of pickup tube, as it refers to the component that converts light into electronic signals.
Idioms and Phrasal Verbs:
Pick up (phrasal verb): To collect something or someone; for example, "I will pick you up at 5 PM."
There are no specific idioms related to "television pickup tube," as it is a technical term.
Summary:
The term "television pickup tube" describes an important part of older television technology that helped convert images into signals for broadcasting.