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multimeter

  1. Checking garage door opener for 24v

    Electrical
    Our 1980 Overhead Door Touch n Go 100 garage door opener opener has three terminals, which are labeled only 1, 2 and 3. The wall (doorbell) button is connected to terminals 2 and 3. I'd like to see if the opener can power an add-on remote receiver without requiring a transformer for the new...
  2. Got a new klien multi-meter

    Electrical
    But its the model that doesnt have the magnet on the back. just wondering if anyone has had this issue and if so were you able to fix it by applying a magnet to it, and if so, any suggestions on what kind of magnet to get? I can give model # of multi-meter or possibly post a pic (not sure of...
  3. Exclamation Fridge Not working|Tested components with Multimeter |No luck

    Appliances
    Not sure this is the right place. Our fridge started to cool less over the last few days. There is a clicking sound but neither the compressor or fan seems to be running. Tested both, as well as the starter relay with a multimeter, all compenents are fine and give appropriate readings.The coils...
  4. Help choosing multimeter

    Tools
    I have a cheap multimeter that is failing. I used it primarily for making headphones and audio things. But now I own a house and have been doing almost everything myself. I'd like to get as nice of a multimeter for a decent price as possible, but I'm having trouble choosing. I want the most...
  5. Secondary voltage coming from 24VAC transformer

    Electrical
    Hi, I am replacing my old thermostat with a Nest smart thermostat. The Nest requires a 24V input. I removed the old thermostat and luckily there are two unused wires that are taped up in the junction box, which trace back to a 24VAC transformer in the attic. So it appears I have the wiring...
  6. Is the Bluetooth Multimeter worth buying?

    General DIY Discussions
    Hi. I am new here. I saw OWON multimeter few days ago. It's a Multimeter which is available to connect to your cell phone via application.It interests me.They has a indiegogo crowdfund. Their crowfund site: http://www.indiegogo.com/projects/owon-smart-bluetooth-digital-multimeter The multimeter...
  7. Troubleshooting All Outlets on a Circuit

    Electrical
    A contractor friend of mine was short on work so he helped me with building a new laundry room. He had gotten so far as to run wire into each of the outlet boxes in the new room when work picked back up and he had to focus on a couple major contracts. I thought this would be a good opportunity...
  8. Analog multimeter shows voltage even with 3-way switch off

    Electrical
    Friends, Since this my first post I would like to so I have read the posting rules so I would to start off with an introduction of my background and knowledge. I currently work as an IT Systems Administration and Engineering, or in slightly more lamens terms; I am an Information Technology...
  9. Portable Haier air conditioner isn't cooling

    HVAC
    Slowly over the last three years (when I bought it, new) the Haier portable air conditioner we have (CPR09XC7 9000BTU) has decreased in its ability to cool a small room. I'd say we lost about 5 degrees a year for the last 3 years. Right now it's only 5 degrees below the temperature outside the...
  10. clamp meters

    Electrical
    i'm an amateur electrician and i've wired up most of my house at this point so i think i have a decent grasp of the basics. my question is about clamp meters. it seems that the pros use them all the time. what am i missing out on by not having one? i've heard you can detect faulty wiring if you...
  11. How to use a Digital Pocket Multimeter (to test AA & AAA batteries) ?

    Electrical
    How do i use a Digital Pocket Multimeter (to test AA & AAA batteries) ? Is there any kind of FAQ on how to test how much juice is left in say a AA battery by using a multimeter? and while we on the subject. any good FAQs on how to use the device for other uses too? :)...
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