Radio Amateur Quiz Canadian License

EN FR

Question B-007-005-003

What is solar flux?

Correct Answer

The radio energy emitted by the sun

Explanation

Specifically, the solar flux index (SFI) measures the intensity of solar radio noise at a frequency of 2800 MHz (10.7 cm wavelength), which correlates well with UV/X-ray output and overall solar activity.

Warning: Generated by AI