Home › Magazines › 2010 › July/August › Ground-free DVM Module Supply from 5 V

Ground-free DVM Module Supply from 5 V

(Summer Circuits 2010 article)

Published in issue 403, July/August 2010

The majority of hand-held digital volt meters use an LCD screen and are powered from a nine volt battery. Inside is most probably an ICL7106 chip (or something compatible). This takes care of measuring the input and driving the LCD. This IC is very popular and can be found in other laboratory and homebrew equipment where it offers a simple solution for both measuring current/voltage and driving the display.

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	Magazine July/August 2010
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Please note. In view of the complexity of international markets, Elektor cannot guarantee the availability of components for this project.

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