Originally Posted by VirusKiller
I reckon that's a mistake in the user manual.
I'm right there with you hoping that is the case. Note that the Ultra DAC user guide states:
Originally Posted by Ultra DAC guide
Audio outputs
• 2-channel balanced audio output.
• 2-channel unbalanced audio output.
• Outputs driven by four 192kHz digital to analogue
converters.
The output stage incorporates Hierarchical Converter technology, by MQA.
Which makes me think the 818 guide containing a mistake is less likely.

Antipodes CX + Roon, 818v3, DSP 7200SEs, 218, DSP3200s