your solar panel might not generate enough voltage to trigger the 1381j. if you do have enough
voltage, I can't help you ;)
--- James Boorn <jboorn@...> wrote:
> I assembled the solar speeder and it didn't work. Disappointing, but
> not to surprising as this was my first soldering attempt. I decided to
> take it apart so I could breadboard it. The PCB now has burn spots, is
> that bad? I breadboarded it and it still didn't work. So I attached
> the 9V power supply to the circuit and it worked. When I remove the
> power the motor runs for a little bit. So I feel confident that all the
> parts are still good. I set up a simple circuit with a small resistor,
> green led, and the solar panel. When I shine a bright light on the
> solar panel the led lights up (I disconnect the circuit while leaving
> the light on to be sure the led was on and not reflecting). So I feel
> confident the solar panel and my soldering of the wires on it are good.
> So why doesn't the solar panel charge the capacitor, or the 1381
> trigger? Did I indeed fry some component in a way that it appears to
> work with enough voltage?
> I just discovered the local robot club's
> website(http://www.seattlerobotics.org) their meeting is two weeks away,
> is anyone here going that would be willing to help me in person if I
> don't figure it out by then?
> James Boorn (defeated by simplest beam design)
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