Recent content by Blade_Runner

I don't know much about big bang theory except that it says that the universe is expanding.. What i don't understand is that why isn't the gravitational force pulling everything together ? Is there any other force which is leading to the expansion??

signal frequency! suppose we have a signal varying randomly in amplitude with time...when we plot the frequency responce of this signal , we get a bandwidth of frequencies...My question is ' are all these frequencies present at all times??', or 'at any time , say t=to , only one of these...

Light OR Sound! When we clap, we hear a sound..The reason is that on clapping sound waves are produced... My question here is why? Why Does Clapping produce a sound wave and not a light wave...Or when we light a torch, why are sound waves not produced... Also, When a electron jumps from...

Interesting...I never knew excel can be used for dsp stuff.. Can you post link to some online tutorial on dsp using ms excel ...it would be difficult for me to buy the book as it might not be easily available in india..(ayleast at my place..)

We don't have a separate lab course in our college but the lab is integrated with the dsp course.. Should i start working on dsp boards just from the beginning or should i first work on softwares such as MATLAB and after about 6-7 months jump to dsp boards..( I understand that writing a...

Dsp! I am doing b.e electrical and electronics from bits-pilani , india. I have just completed my second year. I had a course on signal and systems(fourier, laplace, sampling etc.) in my fourth semester.It has aroused my interest in dsp field. Can anyone here guide me on how to proceed with...

some1 please reply ...need guidence.. I had one more doubt..IS dsp(i mean when i practically work as a dsp engineer) much of coding stuff or hardware oriented??

Career in DSP! I am doing b.e electrical and electronics from bits-pilani , india. I have just completed my second year. I had a course on signal and systems(fourier, laplace, sampling etc.) in my fourth semester.It has aroused my interest in dsp field. Can anyone here guide me on how to...