How To
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A Very Simple Generator / Alternator (Dynamic Model from Trash)
A Very Simple Generator / Alternator (Dynamic Model from Trash) This is very simple Dynamic Model of Electrical Generator / Alternator to understand the working principle of Generator. We connected…
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Basic Spool Generator / Alternator Model Electrical Project
Basic Spool Generator / Alternator Model Requirements: Insulated copper wire around 26 SWG 400 turns (you may also use 35 SWG) Neodymium strong magnets Plumbing tape spool 2 Safety pins…
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How to Calculate Battery Charging Time and Charging Current? – Example
Simple Battery Charging Time and Current Formula for Batteries (with 120Ah Battery Example) In this simple tutorial, we will explain how to determine the appropriate battery charging current and how…
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How to Test a Transistor using Multimeter (DMM+AVO) – NPN & PNP – 4 Ways
How to Find the Base, Collector, Emitter, Direction & Condition of Transistor by Multimeter How to remember the direction of PNP and NPN Transistor & Pin Identification, Check if it…
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How to Make Christmas LED & Bulb Blinking Light String Circuit at Home
LED String / Strip Circuit Diagram Using PCR-406 It is a very interesting circuit of blinking/dancing and flashing LED String / Strip. Any one can make it at home as…
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120V / 230V AC Mains Operated LED Night Lamp Circuit
Transformerless 230V/120V AC Operated LED Light Circuit Diagrams In this article, we will create various powerful and extra-bright LED light bulb and night lamp circuits that can operate directly from…
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Emergency LED Light Circuit – DP-716 Rechargeable 30 LED’s Lights Schematic
Emergency LED Lights. Powerful & Cheep Circuit LED-716 Emergency Light Schematic Diagram LED-716 is one of the most powerful and very cheep circuit. You can try to make one at…
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Manual & Auto UPS / Inverter Wiring Diagram with Changeover Switch
How to do Manual & Auto UPS / Inverter Wiring with Changeover / ATS Switch In our previous UPS / Inverter wiring diagrams & connections for home, we show that how…
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Auto UPS Wiring for Partial Load – The Rest Load Depends on Main Power
Automatic UPS Wiring for Partial Load – Remaining Load Supplied by Main Power Suppose you have two light bulbs, one ceiling fan, and a 2 or 3-pin socket in the…
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Automatic UPS / Inverter Wiring Diagram Using One Live Wire
Automatic UPS System Wiring Diagram (One Live Wire & Standard Wiring) Automatic UPS / Inverter Connections In case of a power outage when utility supply from the grid is unavailable,…
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