Home › Forums › Products › Rackmount › Pops and clicks › Reply To: Pops and clicks February 28, 2011 at 9:16 pm #132860 nickroseModeratorEventide Staff Look at SAMPLING RATES on p.79 of the UM. If the Apogee is set to internal, the H8000 needs to be locked to something coming from the Apogee.