I wanted to build this circuit:
But I didn't have a high power PNP transistor. What I do have is a TIP 120 darlington NPN, so I re did the schematic to look like this:
thinking it should work, but I get nothing when I build the circuit.
Did I do this right? Or did I make a mistake?
But I didn't have a high power PNP transistor. What I do have is a TIP 120 darlington NPN, so I re did the schematic to look like this:
thinking it should work, but I get nothing when I build the circuit.
Did I do this right? Or did I make a mistake?
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