The publish highlights a very simple circuit which could be employed for charging a cellphone 3.7V battery with the aid of a laptop battery. Just create a LM317 voltage regulator […]
Solar Cellphone Charger Circuit
The post widely explains a MPPT based wise solar cell phone charger circuit. Talking about the above wise solar charger circuit, the design might be split up into three basic […]
How to Make a Cellphone Jammer Circuit Explored
This really is a RF jammer planned for the U.S. 800 MHz cellular phone band (870-895 MHz). This performs by providing an extreme sweeping RF carrier on the cell phone […]