In the analog input channel of PCI 4461 there is any
filter which I can configure with software and use to select particular
frequency. i.e. I want Configurable Filtering: Bandpass, Lowpass, Highpass please tell me if it is available
PCI 4462 has Variable antialiasing and anti-imaging filters. Depending on the sampling frequency range the analog filters tune themselves. Refer the topic 2-8 in the following manual : http://www.ni.com/pdf/manuals/371235g.pdf