Recent content by ashankan

thank you. how would i go about setting the minimum time? i'm going to buy some parts soon. just need to find out exactly what i need. the diode and opto-transistor will be completely covered. there won't be any leakage of IR-light. do you still think it would go on'n'off? but maybe i...

i'm trying to make an optical switch circuit. i'm no expert on electronics, so i was hoping you people could give me a helping hand:) in advance, thank you very much:) the purpose of the circuit is to switch an inductive load such as a relay. when the light is blocked i need the relay to...