Popular Posts
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The author wanted a very cheap and simple alarm for some of his possessions, such as his electrically assisted bicycle. This alarm is... -
Here is a simple circuit for monitoring the fuel level in vehicles. It gives an audiovisual indication when the fuel level drops alarmi... -
As electrolytic capacitors age, their internal resistance, also known as "equivalent series resistance" (ESR), gradually incr... -
Here is a simple non-contact AC power monitor for home appliances and laboratory equipment that should remain continuously switched-on.... -
Dew (condensed moisture) adversely affects the normal performance of sensitive electronic devices. A low-cost circuit described here ...
