In this post I have explained a self locking worm gear mechanism for hoisting heavy loads through an electrical motor. The main feature of the system being its self locking in an event of a motor failure. The idea was requested by Mr. Amit Patkar. Technical Specifications I love electronics, especially automation, I have been […]
Controlled
How to make a Remote Controlled Game Scoreboard Circuit
In this post I have explained how to build a simple remote controlled game scoreboard circuit with two digits for facilitating the user a hassle free changing of the digits remotely, during a game or a match. The idea was requested by Mr. Richard. Circuit Objectives and Requirements For our co-ed volleyball game we use […]
Cheap Cellphone Controlled Water Pump for Farmers
The post presents a cheap cellphone remote controlled water pump circuit which allows farmers (user) to switch ON their field water pump without practically visiting the spot, thus saving precious time and energy for the individual. The idea was requested by one of the dedicated members of this blog. Inexpensive Cellphone Water Pump Starter This […]
Timer Controlled Submersible Pumpset Circuit
In this post I have explained a timer circuit for submersible borewell pumpset which alternately switches the pumpset ON/OFF at a predetermined rate in order to allow the ground water sufficient time to restore at regular intervals and to ensure a consistent water supply to the attached overhead tank. The idea was requested by Mr. […]
Making a Cell Phone Controlled Remote Bell Circuit
The following circuit of a cell phone controlled remote bell can be used for ringing bells or alarm devices using your personal cell phone. The unit incorporates an attached cheap cell phone as the modem for executing the proposed functions. Circuit Concept The explained circuit can be used in schools for ringing bells using a cell phone […]
Remote Controlled Night Lamp Circuit
In this post I have explained a simple IR based remote controlled night lamp timer circuit. The idea was requested by Mr. Raj Kumar Mukherji. Technical Specifications Please provide the component values and the modified circuit if: a. the circuit is made to work from 4.5 volts or 5 volts b. the relay is replaced […]