Recent content by Steve619

  1. Steve619

    Building a solar phone charger

    Hi, Yes it is Nimh AA batteries I am charging and my bad, I meant regulator. I have various solar cells ranging from 3v to 7.2v outputs so I've still to play around with them all. I also have 2 DC-DC regulator modules that say will take input from 2.5 - 5v and give a constant 5v 1amp usb...
  2. Steve619

    Building a solar phone charger

    Hello. I am building a solar phone charger and have decided to use 3 Nimh batteries, a 5/6 v solar panel, a usb 5V rectifier and also a Lipo credit card rechargeable cell. My reasoning is limited for this build as the more I read, the more conflicting info I find... (Eg, charging AA batteries...
  3. Steve619

    Understanding Absolute Error in Machine Measurements: The 1.3% Mystery Unveiled

    In writing up on errors and knowing the error of the machine used (as told by the technician) as being 1.3% where I have a table of theoretical and measured values, The absolute error the difference between the theoretical and measured value, but where does the 1.3% error come into play? And...
  4. Steve619

    Clarifying Thyristor Rectification: Common Questions Answered

    Hello, I am new here so forgive any noob-ness, I am doing a study on Thyristor rectification and have a few questions: A single-phase, half controlled bridge rectifier cannot be an inverter? -Unless it is connected to an inductive load, then it can? A single-phase, half controlled bridge...
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