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In this post we are going to construct a farmer friendly GSM pump motor controller circuit which couldturn on and off the irrigation system remotely from anywhere in the world via cellphone SMS and return you with an acknowledgement message. The idea was requested by Mr. PG Ragavandir. The Design Agriculture is one of biggest … Read moreGSM Pump Motor Controller Circuit using Arduino
A very simple touch free faucet circuit or touch free tap circuit can be built using as little as an IC 555 and a few passive components, in order to implement a contact less water supply operation from the attached facet or the tap. Drinking Water is Precious Pure drinking water which we normally get … Read moreMake this Touch free Faucet Circuit for Hands-free Tap Control
A very simple mud or soil moisture tester circuit can be built by using a single opamp and a few passive components, let’s learn the details through the following article. Circuit Objective After water and sunlight the earth or the soil is the next most important natural gift that this planet has provided us with, … Read moreHow to Make a Soil Moisture Tester Circuit with a Single IC 741
The post explains a simple single phase jet water pump controller circuit using magnetic reed switch level sensor, and a set/reset circuit. The idea was requested by Mr. Nanigopal mahata Technical Specifications I am your blog follower,, i searched all the blogs for automatic submersible pump controller but i can’t understand which one is single … Read moreSingle Phase Jet Pump Controller Circuit
In this post we study a simple moisture sensor circuit which enables an evaporative air cooler to automatically restore the wetness level of its evaporative pad by detecting its moisture level and by activating the water pump accordingly. The idea was requested by Mr. Ankur shrivastava Technical Specifications sir could you please help me to … Read moreAutomatic Evaporative Air Cooler Circuit
The post explains an automatic submersible pump start, stop circuit with dry run protection in order to implement an automatic ON/OFF switching of the motor in response to the high/low water levels of the overhead tank. Circuit Concept In one of the previous posts we learned a similar concept which also dealt with an automatic … Read moreSubmersible Pump Start/Stop Circuit