How to make a Relay module using a BC547 transistor.
hi guys.
I am Ashutosh Jangir
today we are going to make a relay module.
link of circuit diagram - https://www.canva.com/design/DAFcIPIa...
" How to make a Relay module using a BC547 transistor."
we are using a BC547 transistor and a few components.
and at the end, we also see it working using ARDUINO UNO.
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