You may not believe it, but strong math and algebra and a good basis in physics, as well as an understanding of complex formulas, will all help.
I would also take up an instrument, and not just play. Actually find out how to read music and get ...
Credit for this post goes to Bill.
The AR40s is the amplifier section of a 4010s tape deck.
Cross point screw driver
Cross point screw starter
1. With the tape deck standing upright
2. Remove ...