filter

[johnsold]

OK. So this is an assignment of some kind.

Please tell us exactly what the assignment is.  What is the objective of the project?

The VIs you have posted have no linkage between the encryption VIs and the filters you have been asking about.  Anyone trying to help is left guessing.

Lynn

[desham]

sorry for the late reply

To eliminate the noise, how to reduce the bit error rate

input frequency impact on the system

[desham]

To eliminate the noise.

what is the impact of frequency on the system

how to  reduce  BER

[johnsold]

What is the sytem?

Lynn