The sleep aid circuit appears to be particularly effective when used with young children experiencing restless nights. This can, in turn, contribute to the entire household enjoying uninterrupted sleep. With […]
GSR Sensor Circuit for Biofeedback Measurements
In this post we learn how to build a very simple GSR sensor circuit using just a couple of transistors and a few other passive components. A GSR (Galvanic Skin […]
Effects of Electromagnetic Fields (EMF) on Your Health
Our population has grown extremely worried regarding electromagnetic pollution over the past few years. There is real issue about how ElectroMagnetic Fields (EMF) affect people’s health. Currently, the main reason […]
Audible Meditation Timer Circuit
In this post we are going to construct a timer circuit for meditation practices which gives out beeping sound between 1 and 9 seconds (user selectable) and this beeping audio […]
Electronic Acupuncture Circuit [Bio-Stimulation Circuit]
In this article we discuss 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 […]
Electronic Ballast Circuit for UV Germicidal Lamps
In this post we discuss the construction of a DC UV germicidal lamp ballast circuit which can be used for driving any standard 20 watt UV lamp through a 12 […]