Digital voltmeter circuit diagram using ICL7107 / 7106 with PCB
Here is simple ICL7017 digital voltmeter circuit easy to build and cheap because it is high technology, by single IC,small number, along by LED 3 digit.
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May 5, 2019
Adding Capacitance Meter Range for Digital Multimeter
This circuit is built to add capacitance meter range range for a general digital multimeter which is small,cheap and most popular. [...]
October 10, 2013
Digital temperature meter using LM335 or LM135
This is digital temperature meter circuit that has High the accuracy temperature measurement. it use ICL7107 for LED 7 segment display and LM335 or LM135
June 15, 2013
Digital capacitor meter projects easy to build
I recommend the digital capacitor meter projects. It can measure capacitors ranging from 1pF to 2,000 uF. Which covers almost all of capacity. And cheaper [...]
June 14, 2013