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  1. Arouse1973

    Happy New Year!

    Happy new year to everyone.
  2. Arouse1973

    LT1440, battery protector need to use with 11.4 V battery

    Please use the correct IC for the number of cells you have. See here. http://www.sii-ic.com/en/semicon/products/power-management-ic/lithium-ion-battery-protection-ic/ Thanks Adam
  3. Arouse1973

    hello guys.

    Hello and enjoy your time here. Adam
  4. Arouse1973

    Battery charged by a solar panel?

    Do you mean connecting without any charge management. If so then I would not recommend it at all. Adam
  5. Arouse1973

    What is this

    Possible. But it looks like there is a white tab in the picture which is quite common for buzzers as this connects to a cleaning cover. But might just be something else in the picture? Adam
  6. Arouse1973

    What is this

    First glance looks like a buzzer? But might be wrong. Adam
  7. Arouse1973

    Merry Christmas

    Same from me. Adam
  8. Arouse1973

    Can anyone provide me a link or book how to make a woofer at home?

    I have this in Kindle format, you may find this of interest. https://www.amazon.co.uk/Introduction-Loudspeaker-Design-John-Murphy/dp/0966377346/ref=sr_1_1?ie=UTF8&qid=1482584532&sr=8-1&keywords=introduction+to+loudspeaker+design Thanks Adam
  9. Arouse1973

    Components Buyers Guide [for Dummies]

    Here you go. http://www.linear.com/solutions/2461 Adam
  10. Arouse1973

    Components Buyers Guide [for Dummies]

    Look to see if they do a development board they will list the components they used. Adam
  11. Arouse1973

    Recommendations for a HV, fast pulse switch?

    If this is for mains surges the you will need to reproduce the typical wave shape and amplitude otherwise your tests maybe friutless. Thanks Adam
  12. Arouse1973

    Hello all

    Hello and welcome to E.P. Adam
  13. Arouse1973

    NETLIST problem in Altium Designer 6.6

    Send me your design files. Email me [email protected]. Adam
  14. Arouse1973

    Hey, anyone want something they can take into space?

    Nice find, what's special about them, Maybe they won't float away :) Adam
  15. Arouse1973

    I want to design using by cascading 74*163 ic

    What is 33 to 77? Please tell us more about your project. Thanks Adam
  16. Arouse1973

    Parallel and series circuit help

    What resistance will cause 1 Amp of current?
  17. Arouse1973

    NETLIST problem in Altium Designer 6.6

    Show us the schematic. Can you add the file here also, I have Altium so I might be able to open it and have a look. Thanks Adam
  18. Arouse1973

    oscilloscope view mode or something question

    Connect the probe to the calibration output, normally 1KHz pulse train which can be found on the front of the scope. what do you see? Adam
  19. Arouse1973

    Help What is this component?

    It's from the data sheet of the Audio device used STA517B. Cheers Adam
  20. Arouse1973

    Step down a LiPo battery voltage

    What about a diode or two? Cheers Adam
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