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  1. HarryA

    How an electromagnet can calculate kilogram

    "The new system, now that it's been adopted, will allow anyone with a Kibble balance to check their weights anytime and anywhere" Anywhere? There must be more to this balance then they say - does not gravity vary all over the planet? see: https://www.bbc.com/news/science-environment-46143399
  2. HarryA

    dangling emitter circuit?

    Cheers from Penn's woods, In this AM transmitter circuit what is the transistor actually doing? http://www.circuitsgallery.com/2013/08/555-AM-transmitter-circuit.html I think the emitter sucks up the electrons from the antenna leaving a positive field around the antenna until electrons ascend...
  3. HarryA

    Wanted: Push On Hook Clip Adapter

    Cheers from Penn's woods. I am looking of push on clips for test leads. Like: https://www.ebay.com/itm/Mueller-BU-00209-Push-On-Insulated-Hook-Clip-Adapter-Set-For-Test-Lead/223024284991?hash=item33ed48853f:g:rQQAAOSwxllbKTPI:sc:USPSPriorityMailPaddedFlatRateEnvelope!18612!US!-1:rk:11:pf:0...
  4. HarryA

    Something small and loud needed.

    Greetings from wet Penn's woods, I need something to run down a 1.5" pvc basement drain (it starts with a 90 degree L) that makes a loud sound so I can find the end of the drain. I can run 24 feet of romex cable out the drain until I hit an obstruction. I am thinking that I could connect...
  5. HarryA

    Zero ohm resistors.

    Hello from Penn's woods. You are thinking why would anyone want a 0 ohm resistor. Why not use a piece of wire? Yes; but how do you insert a wire? With an expense machine. So if you have a machine to insert resistors you can use a 0 ohm resistors for jumper wires! How much current can you put...
  6. HarryA

    Reducing music in videos

    Hello from Penn's woods. I and others are annoyed by the "background" music in videos particular in documentary videos like Nature, Nova, and others on Amazon prime. Often the music competes with the narrator and when there is no narration it blast out at you. With that in mind a put together...
  7. HarryA

    Discharging laptop batteries

    Hello from Penn's woods, I got two new laptop batteries recently which came with instructions on completely discharging the batteries. But I can not find any power related options in Windows 10 that relates to their instructions. The instructions are: "Set the Power Supply option first...
  8. HarryA

    Free Microsoft Books

    see: https://blogs.msdn.microsoft.com/mssmallbiz/2017/07/11/largest-free-microsoft-ebook-giveaway-im-giving-away-millions-of-free-microsoft-ebooks-again-including-windows-10-office-365-office-2016-power-bi-azure-windows-8-1-office-2013-sharepo/ Don't overlook "An employee’s guide to healthy...
  9. HarryA

    Stupid nut!

    Okay what makes the stupid nut rotate? see:
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