coax cable
Definition
Noun: A type of electrical cable consisting of a central conductor, an insulating layer, a metallic shield, and an outer insulating jacket. It is designed to carry high-frequency electrical signals with low loss and minimal interference from external electromagnetic sources.
Usage
"Coax cable" is used as a countable noun. It refers to the physical cable itself. It is commonly used in contexts involving television, internet, radio frequency (RF), and other telecommunications or data transmission systems.
Examples
- The technician replaced the old coax cable to improve the television signal.
- Most home internet connections still use a coax cable to enter the building.
- You will need a specific type of coax cable for that satellite dish.
Advanced Usage
- Technical Specification: In professional contexts, the type of coax cable is often specified by its impedance (e.g., 50-ohm or 75-ohm cable) or by a standard designation (e.g., RG-6, RG-59).
- Example: For this antenna, you must use 75-ohm RG-6 coax cable.
Variants and Related Words
- Coaxial cable: The full, more formal term for "coax cable." The terms are interchangeable.
- Coax (noun): A common shortened, informal form of "coax cable."
- Example: I need to buy some more coax for the router.
Synonyms
- Coaxial line: A more technical synonym, often used in engineering.
- RF cable: A general term for cables carrying radio frequency signals, which are typically coaxial.
Related Phrases
- To run coax: A common phrase meaning to install or lay coaxial cable.
- Example: We need to run coax from the street to the new house.
Noun
-
a transmission line for high-frequency signals
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