Freeze-drying food is a relatively new process in the preservation circles as opposed with dehydrating foods. Although the two are important strategies, I like to recommend Understanding the differences between freeze-dried and dehydrating to know each approach totally. Ensure that you depart more than enough Place amongst the slices for appropria

Have a look at this for PWM vs Analog: -> It is more economical to make use of PWM in comparison with, say, a resistor in sequence, as a whole lot electricity is dissipated through the resistor. It's also less of a challenge to output a PWM pulse and is typically designed into microcontroller's hardware these days. Share Boost this solution Comply