hello everyone 
I am using LabVIEW 8.2.1 ,windows xp ,pci 6221 and SCB 68 connector.  
My application needs to take 4 analog input, then do some signal conditioning over the obtained signal. 
Can you plz tell me how to do it? can i find any readymade vi for my application. 
send me any link if possible. 
I also Attach my vi and if i run it there's an error. 
thanks in advance.