Yes, a small link to the LM741 would have helped. Or maybe even a blown up 1:1 pinout, such as with the discrete 555: http://www.evilmadscientist.com/2013/555-k

Yes, a small link to the LM741 would have helped. Or maybe even a blown up 1:1 pinout, such as with the discrete 555: http://www.evilmadscientist.com/2013/555-kit/ http://www.evilmadscientist.com/2013/555-kit/