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Recent content by jimwill48

  1. jimwill48

    Buying stuff from China.

    Maybe I've been lucky, but everything I have ordered from China has been new and unused.
  2. jimwill48

    Buying stuff from China.

    I have had good luck ordering from China and Hong Kong. Packaging was good pricing can't be beat for common items. If from eBay I always make sure they have a feedback rating of at least 99.5%. The one time I ordered something from someone with a 98.8% (clock movements) terrible packaging even...
  3. jimwill48

    Help on Idea

    What would I need to make the following. A small handheld device, with a microphone, led indicator and tuning pot. What the device would do: It would be adjustable to the ambient sound level of a room using the tuning pot. Any other noise over that preset level would cause the led to light. I...
  4. jimwill48

    Replacing tablet battery

    The Nabi 2 uses a 3,850 mAh Rechargeable Lithium-ion Battery. I repair computers, laptops, cell phones and tablets for my living. With my resources was unable to find a OEM replacement. I would look for a battery of similar or smaller size with the same rating for a replacement. And yes the...
  5. jimwill48

    Wanted: Blinking LED circuit

    If you don't want to build your own.....I found this kit on eBay: http://www.ebay.com/itm/400379843404?ssPageName=STRK:MEWAX:IT&_trksid=p3984.m1423.l2649
  6. jimwill48

    eBay Arduino Uno Clones

    Got one on order to try $17.00 with free shipping along with the usb cable. Ships from the US so it's a couple of dollars more than shipping from China which would of been in the $14.00 range. If they work OK they are cheaper to buy than to build....
  7. jimwill48

    eBay Arduino Uno Clones

    Anyone tried any of the Chinese eBay Arduino Uno Clones. I was looking at the:ainSmart UNO ATMEGA328P-PU ATMEGA8U2 Microcontroller AVR USB board 4. Have a couple of projects coming up where I will need a small quantity of Arduino's. Thanks...jw
  8. jimwill48

    Genertic Cell Phone Chargers Output Mystery

    I've noticed and wondered why that most of the generic cell phone chargers are rated at 5v with various amp ratings. But looking at some OEM cell phone chargers most seem to be between 4.6v - 4.8v output. I believe that that 5v output ones are safe and the the extra .2v -.4v is within the +, -...
  9. jimwill48

    Where to get started?

    The MAKE: Electronics and Electronics for Dummies books are great places to start. Gives a very good basic education with out being over your head in math....
  10. jimwill48

    basic electronincs

    The MAKE, electronics book is not to bad!
  11. jimwill48

    ATX PS to Lab PS - Pinout info

    I have a ATRIX PSCI-500BLK 500W ATX12V Power Supply that I want to convert to a desktop power supply but have a couple of questions. I can not find the pinout of this unit anywhere and have a wire color I cannot id. The wire color is a "Coral" color and seems to be a sensing wire of some sort as...
  12. jimwill48

    Desktop help.

    IT has been my job since the days of punch cards. Windows has a habit of slowly deteriorating it even has a nick name for this called bit rot. I tell my customers that a good plan is a reformat and clean install of the OS once a year to keep things working correctly. A 5 year old OS is most...
  13. jimwill48

    ic cd4066, help!

    Take a look at switchs S1-4 each one is 1/4 of the 4066. When you look at the drawing you can read the correct pinout for the ic.
  14. jimwill48

    I wish to sound a buzzer continuously from the output of a sensor,...................

    Maybe a SCR
  15. jimwill48

    looking for a 12volt DC push/pull solenoid

    Check out "All Electronics"
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