Recent content by eng.mustafaS

i am in college :biggrin: .. but i am not good in maths :frown: and tell now i don't know how i fiend e^4 :frown:

thank you very much

what is "n" ? pleas can you fiend for me the value of e^4 by this equation e = \sum\limits_{n=0}^\infty \frac 1 {n!}

hi every one .. i have some question 1 - why the value of exp = 2.71 ?? were from they get this value ? any derive or rule ? 2 - who i can fiend the value of ln and exp and sin or cos without using calculator ? like cos 56 sin 28 ?? or ln 24 ? exp 33 ? without using...

hi is the gray code arithmetic code?why? where this code used?

i need some! link or book hi there i need some! link or book or report or any thing about these following: 1 -receiver of AM signal 2 - demodulation of AM signal and thank you

Hi :smile: i want some books about amplifier by transistor and... OP-AMPand thank you

thank you brother

i want some books about oscillators RC oscillator by op-amp LC oscillator by op-amp design it this kind of OC and thank you