ZED. What AD converters are used? 30 June 2021 10:20 With the exception of the ZED-R16, All Allen & Heath ZED range consoles use the PCM2900E USB audio CODEC from Texas Instruments. Related articles ZED. Windows 7 USB Recording is mono only ZED. Differences between ZED10 or ZED10FX and the ZEDi10 or ZEDi10FX ZED. Are the AUX outputs balanced? ZED-R16. What is the difference between DIG MASTER TO L-R and DIG MASTER? General. What is the manufacturer’s warranty on my Allen & Heath Product?