4x series LED wiring

Tweakers' Asylum

Tweaks for systems, rooms and Do It Yourself (DIY) help. FAQ.

Hi,

Does it benefit any to use a resistor when using a 12v power adapter
and 4 LED's in series? The LED voltage drop is 3V.

How does using a resistor with only 3 series LED's better?
Safety?

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Michael Percy Audio

Topic - 4x series LED wiring - Lynxo 21:51:52 04/28/16 (0)

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