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Series and Parallel Circuits

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Series and Parallel Circuits

Panasonic TV Repair-Power Supply Repair Kit ETX2MM70 – No Power-2 or 10 Blinking Light

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Panasonic TV Repair-Power Supply Repair Kit ETX2MM70 – No Power-2 or 10 Blinking Light

The Panasonic ETX2MM702MFN Power Supply Component Repair Kit includes all of the necessary components to repair common failures on the main power supply board. Symptoms include: No power and if you have two or ten blinks on the front light. After I have removed the power board from the panel, I will start removing components. […]

Voltage divider tutorial

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Voltage divider tutorial

This tutorial is about voltage dividers. A voltage divider circuit uses resistors to reduce voltage. You can use voltage dividers to do a lot of things, like create a volume control circuit or generate reference voltages and much more. If you apply Ohm’s law you’ll find that one volt spread across two equal value resistors […]

Popular Emerson A17FDMPW-001 Power Supply Unit (PSU) Boards Replacement Guide for LCD TV Repair

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Sony LCD TV Repair 1-474-310-11 G14 Power Supply Unit (PSU) Boards Replacement Guide

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Sony LCD TV Repair 1-474-310-11 G14 Power Supply Unit (PSU) Boards Replacement Guide

Make your own Li-Ion Battery Pack

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I recently got myself two spools with five meters of white LED strip that I want to utilize in a future portable lighting project, so once again It was time to choose a suitable battery type. Due to the superior gravimetric and volumetric energy density I wanted to either use Lithium Polymer or Lithium Ion. […]

HACKED!: ATX Power Supply with Variable Output Voltage?

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HACKED!: ATX Power Supply with Variable Output Voltage?

In a previous video I showed you how to convert a common ATX power supply into a crude lab bench power supply That features a 12 volt 5 volt and 3.3 volt output Such a supply is definitely a decent start when it comes to testing your electronic circuits But it comes nowhere close to […]

Emerson / Sylvania / Magnavox No Power LCD TV Repair A17F8MPW Power Supply Component Repair Kit

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Emerson / Sylvania / Magnavox No Power LCD TV Repair A17F8MPW Power Supply Component Repair Kit

Adding a Rechargeable Battery to your Game Boy Color!

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Adding a Rechargeable Battery to your Game Boy Color!

DIY Lab Bench Power Supply

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DIY Lab Bench Power Supply