How did it sound in the venue?
Where were you in the venue?
How did you mount the mics?
What other gear are you using - battery box, preamp, recorder?
How do you transfer from recorder to PC?
Have a sample to share?
Also, keep in mind that retailers (like SP and many others) typically post their absolute best, top-notch samples, often recorded in far more ideal conditions than that to which we're accustomed in the field. In light of this, you might consider re-evaluating your expectations.