Jun 15, 2025
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Technology
Home and Car Audio
converting 12 volts into 3 volts?
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<blockquote data-quote="Andres" data-source="post: 2154360" data-attributes="member: 259208"><p>I have an FM transmitter which uses batteries and I want to power it with the car battery.</p><p>I have this diagram explaining what I want to do,</p><p></p><p>Will that work? What resistor do I need?</p><p></p><p>http://i144.photobucket.com/albums/r193/chi_va_s/resistor.png</p></blockquote><p></p>
[QUOTE="Andres, post: 2154360, member: 259208"] I have an FM transmitter which uses batteries and I want to power it with the car battery. I have this diagram explaining what I want to do, Will that work? What resistor do I need? http://i144.photobucket.com/albums/r193/chi_va_s/resistor.png [/QUOTE]
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