Re: PROJECT PROBLEMS

"Armand De Guzman" <rickeniz24@xxxxxxxxx> wrote in message
news:ef13b24.-1@xxxxxxxxxxxxxxxxxxx
> hi there! i'm just a newbie here and i think this is the best place
> to post or to ask any help regarding my problem.
>
> to make the story shorter, i am doing this reverberation meter which
> shows the frequency response of a certain impulse generated inside a
> particular environment(i.e. churches, auditorium,a small room,etc.)
> to get the RT60 of the room. this will be done by using Matlab 7 and
> in GUI form.
>
> here are my problems:
> 1. HOW TO GET A CERTAIN FREQUENCY OUT OF THE GENERATED SIGNAL? for
> example, i want to get the 20 kHz,30 kHz or 50 Hz, out of the
> generated signal. hope you've obviously got my point. my colleagues
> said it is 'filtering the wanted the signal'.
>
> 2.in case that i got those frequencies i needed, how to plot those
> frequencies according to what i want. because in plotting a certain
> signal,the x-axis will show the units in an increasing order, within
> a given interval. CAN I MAKE IT IN ACCORDING TO WHAT I WANT? my
> adviser in this project said that it will be changed at the
> properties of the axis on the GUIDE which is the (xTick).when i tried
> it on a test experiment, YES it is changed according to what i want
> but when i start the process, the units in the x-axis were changed
> again to what the plot is saying. :p hope i stated it clear.
>
> i got so many questions to ask. maybe if this discussion goes on.
> PLEASE! I NEED SOME HELP HERE! URGENT PLEASE!
> i do have my defense at the end of September. PLEASE! HELP ME!
>
> and if somebody's interested in this project, kindly email me at
> rickeniz24@xxxxxxxxxx THANK YOU and i am seeking for those people who
> can help me.
>
> armand de guzman
> ECE student
> FEU-East Asia College,Philippines

You have not said what you need help with. SHOW us where you are getting
stuck and perhaps we can get you unstuck.


.

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