How to Size a Nozzle for Pulse Width Modulation (PWM)

PWM is gaining popularity, and there is an ever-increasing number of first-time users that need to make nozzle selections for their system. We’ve written about it here, here, and here. Recall the PWM replaces spray pressure with Duty Cycle (DC) of a pulsing solenoid as the primary means of controlling nozzle flow. The solenoid shuts […]

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Micron Woman – Guide to the World of Spray Droplets

You just finished a great spray day. Everything felt right! Your timing and product choice were bang-on, the weather was good, and your sprayer was calibrated. But, do you know what happened to the spray once it left the nozzle? The behavior of spray droplets, and how they interact with the target, can be tough concepts […]

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The Challenges of Spraying by Drone

Spray application by drone is here. It’s common practice in South East Asia, with a very significant proportion of ag areas now treated that way. Estimates from South Korea, for example, suggest about 30% of their ag area being sprayed by drone. It’s in the US, too. The Yamaha RMax and Fazer helicopters, which pioneered […]

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