The post describes a simple homemade RF signal jammer circuit that can be used for jamming any RF signal within a radial range of 10 meters. The idea was requested […]
Cellphone Display Light Triggered Remote Control Circuit
The post explains a cell phone remote control circuit using the light from its display. The idea was requested by Dondon. Technical Specifications I need a circuit similar to the […]
Remote Controlled Pulley Hoist Mechanism Circuit
The post discusses 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 […]
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 […]
Remote Controlled Wireless Water Level Controller Circuit
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 […]
Multiple Appliances Remote Control Circuit
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 […]