mindoverflow
Member
Hi,
I want the output signal of my sound card to swich a transistor, but i still can"t make it work. I saw such a design that used only 2 transistors, a resistor and a diode i think, but i can't find it anymore.
Anyone got any idea please ??
I want the output signal of my sound card to swich a transistor, but i still can"t make it work. I saw such a design that used only 2 transistors, a resistor and a diode i think, but i can't find it anymore.
Anyone got any idea please ??