Electro GurujiHow to Make a Police SirenA simple circuit that can produce a Police, Ambulance & Fire Brigade SirenMay 30, 2019May 30, 2019
Electro GurujiI made a DIY Doorbell that plays Beethoven’s Für EliseA Smart Doorbell for the classical music AficionadoMay 11, 2019May 11, 2019
Electro GurujiHow to Make a Printed Circuit Board at HomeLearn How to Make a Printed Circuit Board at home using the Iron & Laser Printer method and Ferric Chloride Etchant.Apr 15, 2019Apr 15, 2019