Study on the Detectability of the Sky-Surface Wave Hybrid Radar

Figure 2

The characters of 𝐸(𝑅).

(a) The curve of 𝐸(𝑅) changes with the 𝑅 changes in different frequency at sea level

(b) The curve of 𝐸(𝑅) changes with the 𝑅 changes in different height when frequency is 5 MHz