New improved version with louder buzzer
Two range continuity tester will buzz up to 3 Ohm LO range, and 285 Ohm HI range.
You can set your own ranges by changing resistor values connected to the LM324 quad op-amp.
Ideal beginners or school project. Full circuit description provided. Box supplied houses PP3 battery (not included).Specifications
|Supply||9V PP3 battery (Order Code 656.020)|
|Ranges||LO range: 3 Ohm|
HI range: 285 Ohm
|Board Dimensions||~ 40 x 60 x 40mm|
|Product Format||SELF-ASSEMBLY Electronic Kit (KT) Product Formats Info|
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