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Newly Updated Circuit Projects:

Ultraviolet UV Water Filter/Purifier Circuit at Home

Last Updated on May 24, 2026 by Swagatam 14 Comments

UVwaterpurifiercircuitdevice

The post describes an easy method of making an ultra violet water purifier circuit using ordinary electronic components. How UV is Used as Germicidal Ultraviolet germicidal irradiation (UVGI) is a water treatment method which employs UV or ultraviolet light rays in the range of short wavelength in order to eliminate the present pathogens and microorganisms. The technology involves […]

Filed Under: Health related Projects Tagged With: Filter, Home, Purifier, Ultraviolet, UV, Water

4 Universal Electronic Thermometer Circuits

Last Updated on May 24, 2026 by Swagatam 16 Comments

roomthermometercircuitusinglm35IC

Here I have explained four best electronic thermometer circuits which can be universally used for measuring body temperatures or atmospheric room temperatures ranging from zero degrees to 50 degrees Celsius. In the previous post I explained some of the features of the outstanding temperature sensor chip LM35, which gives outputs in varying voltages that’s directly […]

Filed Under: Health related Projects Tagged With: Circuits, Electronic, Thermometer, Universal

Bluetooth Stethoscope Circuit

Last Updated on May 24, 2026 by Swagatam 20 Comments

block diagram

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 are being continually offered and equipped with many advanced and high tech devices in an effort to guarantee maximum safety to their life and health. […]

Filed Under: Health related Projects Tagged With: Bluetooth, Stethoscope

Electronic Acupuncture Circuit [Bio-Stimulation Circuit]

Last Updated on May 24, 2026 by Swagatam 7 Comments

biostimulator circuit compressed

In this article I have explained how to build an electronic acupuncture circuit, also called bio-stimulation circuit., and use it for a possible treatment of many common body ailments, without any side-effects. The unit, if built and implemented correctly can possibly provide impressive results in healing issues related to headaches, body pain, muscle pain, fatigue, […]

Filed Under: Health related Projects Tagged With: Acupuncture, Electronic, Stimulation

Audible Meditation Timer Circuit

Last Updated on May 24, 2026 by Swagatam 3 Comments

meditation timer block diagram

In this post I will show how to construct a timer circuit for meditation practices which gives out beeping sound between 1 and 9 seconds (user selectable) and this beeping audio can be integrated with your mediation session, we will see how we can integrate the periodic beeping with “mindfulness meditation” as example in later […]

Filed Under: Health related Projects Tagged With: Audible, Meditation, Timer

Face Mask with UVC Disinfected Fresh Air

Last Updated on May 24, 2026 by Swagatam 3 Comments

covid disinfection for masks

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 difficulty in breathing and accessing fresh air. On the other hand, if the masks are made porous for letting fresh air in could also allowing […]

Filed Under: Health related Projects Tagged With: Disinfected, Face, Fresh, Mask, UVC

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