This is a simple Polarity Detection Circuit for distinction between AC and DC. Two switches adjust the operating voltage. Switch 1 : ON, Switch 2 : ON – 6V ~ …
Network+ Training Course Index: Professor Messer’s Course Notes: Frequently Asked Questions: – – – – – There are two categories of network communication that we’ve used through the years. In …
AC 220V is lethal. Do not replicate this experiment. ——————————————————————————— This is 220V Voltage Doubler Circuit. This circuit theoretically outputs DC 622V. This device can be used as a weapon …
Dave and David2 brainstorm new uCurrent and other product design options. Autoranging systems, low current measurement design, noise, overload, USB isolation, ADC’s, Gold vs Platinum, marketing, market direction, and a …
This is a laser alarm security circuit using 555 timer IC. You can adjust alarm time. (after laser beam restored) The schematic is in the video. 555 타이머 IC 를 …
We check out Circuit Scribe, a conductive ink rollerball pen that launched on Kickstarter. Stephanie and Valerie of Circuit Scribe explain how this pen can be used to teach basic …
!! WARNING!! DO NOT TRY THIS EXPERIMENT. If you do this experiment, the Lightning Strike will comes to you. My Electric Field Detector reacts the Lightning. Lightning is static electricity. …
UNFORTUNATLY THESE LOVELY MODELS POWERED BY 38cc PETROL / GAS ENGINES ARE NO LONGER PRODUCED SO THEY ARE GETTING RARER BY THE DAY ! THESE LMA MEMBERS FORMED THE “TEAM …