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Search Results for: transmitter

Simple Walkie Talkie Circuit

Last Updated on December 9, 2020 by Swagatam 164 Comments

The article explains a simple walkie talkie circuit that can be easily built by any hobbyist and used for communicating between rooms or floors or simply for having some fun […]

Filed Under: Mini Projects, Simple Circuits, Transmitter Circuits

Remote Controlled Wireless Water Level Controller Circuit

Last Updated on May 1, 2020 by Swagatam 139 Comments

For multi-storey buildings where water tanks could be at considerable heights over building terraces, monitoring the levels automatically could become a major issue. RF remote control modules have become pretty […]



Filed Under: Remote Control, Water Level Controller

Microcontroller Basics Explored

Last Updated on May 8, 2019 by Swagatam

One thing is great about microcontroller ICs, these are available almost in all parts of the globe and electronic retailers. Introduction Fundamentally microcontroller devices are popularly used in applications involving […]

Filed Under: Arduino Engineering Projects

Multiple Appliances Remote Control Circuit

Last Updated on July 3, 2019 by Swagatam 82 Comments

The post discusses a simple IR remote control circuit which can be used for controlling many appliances independently through a single transmitter handset. The idea employs ordinary components like IC […]

Filed Under: Infrared (IR), Remote Control

Bird in the Nest Indicator Circuit

Last Updated on July 6, 2019 by Swagatam 4 Comments

The post discusses a simple infrared based proximity sensor circuit which is implemented to study birds and their behavior, by installing the circuit beside artificially made bird nests. The idea […]

Filed Under: 555 IC Circuits, Home Electrical Circuits

DTMF based FM Remote Control Circuit

Last Updated on July 3, 2019 by Swagatam 8 Comments

The post discusses a DTM based FM remote control circuit which can be used for controlling 4 individual appliances remotely by pressing four corresponding buttons on the DTMF transmitter handset. […]

Filed Under: Remote Control



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