In this post I have explained the construction of a DC UV germicidal lamp ballast circuit which can be used for driving any standard 20 watt UV lamp through a […]
Health related Projects
Ultrasonic Hand Sanitizer Circuit
The ultrasonic hand sanitizer circuit detects the presence of human hand through reflected ultrasonic waves, and triggers a relay solenoid pump momentarily for dispensing the sanitizing liquid on the hands […]
Face Mask with UVC Disinfected Fresh Air
Face masks have so far proved to be the most effective first line of defense against all contagious epidemics and pandemics. However, the biggest discomfort with face masks is the […]
Digital Thermometer Circuit – Uses a Solar Cell for Power
The articles explains a digital thermometer circuit project that works without a battery. Instead of a battery the circuit utilizes a small solar cell and operates by deriving power from […]
Bluetooth Stethoscope Circuit
In situations as critical as a COVID-19 pandemic, a doctor is the one personnel who is the most susceptible to getting infected by the virus from a patient. Therefore, doctors […]
Automatic Hand Sanitizer Circuit – Fully Contactless
In this article I have explained how to make a low cost yet fully automatic hand sanitizer dispenser circuit which will allow a touch-free or contactless dispensing of the sanitizing […]
