Check the accuracy of the dish
The effectiveness of parabolic antennas also depends on the accuracy of the surface of the dish and the correct placement of the irradiator in the focus. On sunny days, a simple test is offered and it is best not to talk about it, but take a look at the following video:
Measure the efficiency of a dish. This is a small dish with a real spot in the focus point. Spot is only 1 small square.#hamradio #hamr #antenna #dish #QO100 #AMSAT @qo100_sat #satellite #Efficiency pic.twitter.com/1LQ9iExIRc
- PE1RDP (@ PE1RDP) February 26, 2021
