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  1. Z

    Math Severity as applied to Serious Electronics

    Last year, I experienced something similar. Even though I possessed a valid old H-1B visa stamp and an I-797B, I still needed to leave the country and return in order to activate the new I-94. I took a quick vacation to Canada and returned the same day. A new I-94 based on the I-797B was...
  2. Z

    IC Insertion tool

    An insertion tool is frequently more problematic than beneficial for such DIP chips. The best method, especially for children, is to gently push each side of the IC on a flat table to straighten and slightly bend the pins inward before inserting one end of the chip into the socket and evenly...
  3. Z

    Question store display lcd led ips

    Long-term storage alone typically doesn't result in dead or stuck pixels on IPS screens, based on my observations. Slow response is more about aging with usage than simply sitting idle, because liquid crystals don't actually "settle" in a way that damages them. Although LEDs and backlights can...
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