Transcutaneous electrical nerve stimulation (TENS) is a term typically referred to the use of nonpharmacologic or noninvasive kind of treatment for neutralizing superficial pains. How Transcutaneous electrical nerve stimulation Works Researches have shown that TENs helps to control pain both over peripheral and also central mechanisms.The central mechanisms include areas of spinal cord and brainstem that […]
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Wireless Helmet Mounted Brake Light Circuit
In this post I have explained an innovative wireless LED brake light circuit which can be attached to a biker’s helmet. The LEDs attached with the helmet circuit illuminates in response to the motorcycle braking generating an enhanced brake light effect from the user’s helmet. The idea was requested by Mr. Bugoy. Technical Specifications Good […]
Municipal Water Supply Sensor Controller Circuit
In this post I have explained a simple water sensor with pump starter circuit for switching a pump motor during municipal water supply periods. The idea was requested by Mr. Hitesh Thapa. Technical Specifications Is it possible to make a automatic water pump starter which turns On only when the city supply line has water […]
Free 200 Volts Just Above your Head
Lightning in skies is the phenomenon which proves beyond doubt that free electrical energy could be there in abundant quantities all around us. Warning: The concept I have explained in this article has not been verified by the author. Readers are advised to read and proceed at their own discretion. Power of Thunder Lightening A […]
How to Test a MOV (Metal Oxide Varistor) Surge Protector Device
In this article I have explained a set up for testing MOVs which are special devices specified for absorbing instantaneous high surge currents that may accidentally occur in our mains electrical lines. The idea was requested by Mr. Kevin Technical Specifications I’m Kevin Montañez, a university Electrical Engineering student here in Cebu, Philippines. As I […]
Automatic PWM Door Open/Close Controller Circuit
In this post I have explained a simple PWM controlled automatic turnstile or door circuit featuring an automatic open/close action via a photo-interrupter stage. The idea was requested by Mr. Bruce Clark. Technical Specifications Thank you for a really fantastic service you provide. Would you please be so kind as to help me with a […]