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Archives for 2015

Model Locomotive Infrared Controller Circuit

Last Updated on July 6, 2019 by Swagatam 16 Comments

locomotiveIRID

In this article I have explained a model locomotive controller circuit using uniquely set IR beams for different locomotives allowing unique identification signals and controls for the engines. The idea was requested by Mr. Henrik. Technical Specifications Thank you very much for all your circuits / schematics. I will for sure build many of them. […]

Filed Under: Automobile Electronics Tagged With: Controller, Infrared, Locomotive, Model

Tuned Infrared (IR) Detector Circuit

Last Updated on July 6, 2019 by Swagatam 4 Comments

irSENSORCIRCUIT

The article is a continuation of the earlier post where we tried to find a solution for creating unique infrared IDs for trains in a model locomotive system. Here I have explained the application in detail and learn how it may be possible to successfully implement the idea using tuned IR detector circuits. The idea […]

Filed Under: Sensors and Detectors Tagged With: Detector, Infrared, IR, Tuned

Cyclist’s Safety Light Circuit – Nighttime Visibility for Cyclists, Walkers, Joggers

Last Updated on July 6, 2019 by Swagatam 2 Comments

bicyclesafetylights

A simple flashing bicycle safety light circuit has been discussed in the following article In many occasions when we happen to go down the road at night, it is normal to meet cyclists that are visible only when they might be within walking distance. In case you’re a bike aficionado and prefer to stroll in […]

Filed Under: Automobile Electronics Tagged With: Cyclist, Cyclists, Light, Nighttime, Safety, Visibility

How to Make a Classroom Debate Timer Circuit

Last Updated on July 6, 2019 by Swagatam 6 Comments

classroom debate timer

In this post I have explained how to make a simple classroom debate timer circuit which can be used to illuminate two sequentially toggling lamps to indicate the start and finish of the lecture time delivered by the respective members in the class. The idea was requested by Animale. Technical Specifications I’m trying to make […]

Filed Under: Timer and Delay Relay Tagged With: Classroom, Debate, Timer

Wireless Home Security Circuit – Solar Powered

Last Updated on July 6, 2019 by Swagatam Leave a Comment

warning2Bsecurity

In this article I have explained a remote controlled wireless home security circuit using which enables the detection of a possible intrusion way in advance depending on how and where the remote sensors are positioned over the selected strategic locations and the desired distance from the house. The idea was requested by Mr. Dave Monette. […]

Filed Under: Security and Alarm Tagged With: Home, Powered, Security, Solar, Wireless

Make this Geyser Water Heater Timer Circuit with Automatic Switch OFF

Last Updated on July 6, 2019 by Swagatam 8 Comments

geser heater

In this post we study a simple water heater timer controller circuit which can be used in bathrooms for automatically switching OFF a geyser or a water heater unit after a predetermined time period as preferred by the user. The idea was requested by Mr. Andreas Technical Specifications Many of us when we need hot […]

Filed Under: Temperature Controllers Tagged With: Automatic, Geyser, Heater, Switch, Timer, Water

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