Home › Forums › Products › Rackmount › Any use trying the H9000 for summing? › Reply To: Any use trying the H9000 for summing? May 27, 2022 at 5:19 am #163873 PuppeteerParticipant Getting closer. I decided to allow the tool to change multiple presets in one go. Just need to get the execute button working and see if works on OSX.