Mad Electron Engineering
13,744
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    • Warmonster 2-Bay Universal Battery Charger Review & Teardown - Duration: 17 minutes.

      • 2 weeks ago
      • 229 views
      Warmonster sent me this unit to do a review on. It works perfectly, has good build quality, and can be powered either from a wall wart or from USB. It retails for $25 on amazon and the link can b...
    • Infinity Solar Bank V4 Is Released! - Duration: 17 minutes.

      • 1 month ago
      • 937 views
      This is the culmination of years of research and furthering my electronics knowledge! I'm still using the ZSPM4523 supercapacitor solar MPPT charger IC, but now I am using TI's TPS61021A boost con...
    • Alxum 108W 10-Port PowerPort USB Charging Station Review - Duration: 14 minutes.

      • 1 month ago
      • 223 views
      WEME seller from Amazon contacted me to do a video review on this unit. It is well built, no soldering issues, very good designed circuitry, with each seperate usb port with a fuse and an IC to co...
    • Assembling Infinity Solar Bank v4.01 Circuit Boards LIVE!! - Duration: 1 hour, 42 minutes.

      • Streamed 1 month ago
      • 344 views
      This is my first time trying a live stream on YouTube. Today I will be showing the assembly of 24 circuit boards for the upcoming "Infinity Solar Bank v4.01". Please bear with the camera quality,...
    • OSHStencils Stainless Steel Stencil Review - Duration: 12 minutes.

      • 2 months ago
      • 383 views
      After using SMD components and kapton stencils for solder paste, I wanted to have a go at trying stainless steel stencils. Most places want a minimum of $30 for a SS stencil, but I can get one fro...
    • Qualcomm Quick Charge 3.0 Car Charger Review - Duration: 11 minutes.

      • 2 months ago
      • 284 views
      I was sent a USB car charger for review. This one is not a normal USB car charger, rather it supports Qualcomm's Quick Charge 3.0 technology found on many newer cell phones using snapdragon CPU's....
    • Constant Current Loads For Supercapacitor Testing - Duration: 7 minutes, 53 seconds.

      • 2 months ago
      • 332 views
      I wanted to show you how I tested the capacity and quality of the supercapacitors I use. It's really simple with these cheap constant current loads that will show you the amp hours and watt hours ...
    • USB LED String Light Install On Manual Pick & Place Machine - Duration: 7 minutes, 11 seconds.

      • 2 months ago
      • 272 views
      Today I am installing and customizing the $8 eBay USB LED Light String onto my manual pick and place machine.
    • Supercapacitor Quality Comparison - Which is Better? - Duration: 12 minutes.

      • 3 months ago
      • 2,099 views
      I compare the quality differences between a USA made 400F Eaton Supercapacitor and 2 different China 500F supercapacitors. One is great, one is pretty good, and one is a doorstop, guess which one ...
    • $40 150 Watt eBay LED Floodlight Review, Repair, and Modification - Duration: 15 minutes.

      • 3 months ago
      • 26,100 views
      I needed a cheap, yet energy efficient way to add a lot more light to my lab so I can get better quality videos for YouTube. I found this $40 150 Watt LED floodlight on eBay, and decided to give i...
    • $8 USB LED Strip From eBay Review - Duration: 7 minutes, 33 seconds.

      • 4 months ago
      • 1,750 views
      I got this USB LED strip to use for my manual pick and place machine for better illumination. I wanted to show it off before I start hacking it up.

      Here is the unit for sale on eBay:
      https://rove...
    • Cheap eBay UV Flashlight For Fun - Duration: 4 minutes, 11 seconds.

      • 4 months ago
      • 500 views
      My 2 year old daughter is obsessed with purple, so I bought a cheap $5 UV LED flashlight off of eBay for one of her Christmas presents.

      Here is the unit on eBay:
      https://rover.ebay.com/rover/1/711...
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  • Popular uploads Play all

    • Supercapacitors Instead Of Rechargeable Batteries - Duration: 6 minutes, 37 seconds.

      • 4 years ago
      • 1,037,897 views
      Here's a little experiment of mine that tests the viability of using supercapacitors instead of rechargeable batteries in portable electronics. Supercapacitors charge much faster then traditional ...
    • How to disable RFID chip in credit or debit cards - Duration: 3 minutes, 48 seconds.

      • 4 years ago
      • 706,605 views
      In newer credit and debit cards there is a RFID / NFC chip that allows you to use your card at stores without swiping the magnetic strip. It works by radio waves and is usually only good for aroun...
    • Camping With Dry Ice - Duration: 6 minutes, 54 seconds.

      • 4 years ago
      • 306,243 views
      This is a follow up to my "where to find dry ice for camping" video. The dry ice held up till 3 1/2 days after we picked up 20lbs of dry ice from a local Safeway supermarket. Also remember that t...
    • Inside view of lead acid battery before and after desulfator - Duration: 2 minutes, 11 seconds.

      • 5 years ago
      • 215,923 views
      Here is a quick video that will show you what the lead plates look like in a typical sulfated lead acid battery and in a desulfated battery. This is an excellent visual cue that your battery is be...
    • Reconditioning your car battery (desulfator) Part 1 - Duration: 8 minutes, 46 seconds.

      • 5 years ago
      • 189,207 views
      This is the first video in a series I will do on reviving your old, tired car or general purpose lead acid batteries. Part 1 is a basic overview of my setup and a beginning example of "proof on...
    • Shifting an Eaton Fuller 10 Speed Transmission - Duration: 86 seconds.

      • 4 years ago
      • 116,097 views
      I had to work on a Saturday so I had Triana video myself shifting through the gears of my work truck. I always float the gears (i.e. I don't use the clutch except for starting/stopping). Sorry fo...
    • Hack Your Heat Pump To Save Money $$$ - Duration: 6 minutes, 43 seconds.

      • 3 years ago
      • 107,899 views
      Heat pumps are very efficent in the winter months compared to fuel oil, propane, or natural gas heaters. They do have one achilles heal though, an auxillary electric heat strip that pulls anywhere...
    • UPDATED 2014 - Disable RFID Chip In Credit Or Debit Cards - Duration: 4 minutes, 56 seconds.

      • 2 years ago
      • 86,073 views
      UPDATED - Newer bank cards DO NOT have the divot in the plastic to easily locate the RFID chip embedded into them. You must use a high powered flashlight to "see through" the card to locate the ch...
    • Easy Way To Test LED's - Duration: 5 minutes, 4 seconds.

      • 4 years ago
      • 82,226 views
      Here's an easy way to test your collection of led's you have in your electronic component pile. All you need is a 3 volt lithium ion coin cell bettery, such as CR2025 or CR2032 and a battery holde...
    • Chinese MPPT Solar Charger MPPSolar PCM-3012 Review - Duration: 21 minutes.

      • 4 years ago
      • 72,082 views
      This is an exhaustive review of the PCM-3012 MPPT charge controller manufactured by MPPsolar in Taiwan. It retails for around $120-130 on eBay.

      First off after testing the unit, this is a genuine...
    • Survival Basics - Magnesium Fire Starters - Duration: 5 minutes, 1 second.

      • 4 years ago
      • 71,711 views
      It's always good to have an emergency method to start a fire. Regardless if your camping, bugging out, etc... you always need a way to start a fire to keep warm, cook food, and boil water for safe...
    • Desulfator Time Lapse Internal Cell Video - Duration: 106 seconds.

      • 4 years ago
      • 59,386 views
      This video shows you a photo time lapse over the course of a month of the inside of the battery as the desulfator works. Keep a good eye on the still photos for the lead plates which are spaced ev...
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