Physics A-Level
Down-link
What Down-link means in Physics A-Level, as defined for AQA.
Definition of Down-link
Check what you remember
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Reference: AQA
The link from satellite to Earth, which uses a different carrier frequency from the up-link.
Topics that use Down-link
- Transmission media (A-level only) (AQA A-Level)
Related terms
- Comparison of transmission media
- De-sensing
- Diffraction
- Geostationary satellites
- Metal wire
- Microwave transmission
- Optic fibre
- Refraction
Using Down-link in the exam
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