The post explains a smart mains fire hazard protector circuit which can be used for preventing mains grid transformers from over heating and causing sparks or even burning due to […]
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Laptop Anti-theft Security Alarm Circuit
The post explains a simple laptop anti-theft alarm circuit which can used with any concerned object such as a laptop which needs to be protected, when an intruder tries to […]
How to Make a Car Power Window Controller Circuit
The article explains a car power window controller circuit using a single push button or a couple of push buttons. The idea was requested by Mr. Win. Technical Specifications I’m […]
Make this DIY Contact MIC Circuit
Contact mics can be used to sense unusual sounds when attached to various surfaces.It also Produce sound when voltage is applied to it.With the help of a basic Pre-amp circuit […]
Cellphone RF Triggered Car Amplifier Auto-Mute Circuit
The following article presents a circuit design which would mute your car amplifier music the moment it detects a cellphone call inside the car, enabling an automatic muting during the […]
Vibrating Cell Phone Remote Control Circuit
In few of my previous articles we discussed a handful of GSM remote control circuits using ordinary cell phones as the modem. All those designs incorporated the ringtone of the […]