Monthly Archives: July 2013

Batteries Not Included

When you can get a D cell a few times cheaper than a 9V cell from a retail store, you know they don’t exactly price the batteries based on the cost of chemical goo inside, but rather by how often … Continue reading

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Neat tricks for the old resistor packs

Array chip resistors are handy to have.  You can make a voltage divider if you have some to spare on a PCB.   While the tolerances are no better than your regular resistors, their ratios are more closely maintained over temperature … Continue reading

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