S Suraj143 Active Member Aug 25, 2009 #1 Can somebody give me a simple circuit that activates a relay by a nokia hands free. It means hands free is connected to the phone, when a call receives it will activate the relay via the hands free. My nokia hands free port is a basic 3.5mm jack base. Thanks Last edited: Aug 25, 2009
Can somebody give me a simple circuit that activates a relay by a nokia hands free. It means hands free is connected to the phone, when a call receives it will activate the relay via the hands free. My nokia hands free port is a basic 3.5mm jack base. Thanks