Hi Am 31.10.2019 um 12:11 schrieb Vladimir Pantelic: > "simple" as in "uses the power supply rails as voltage references"? If the A-110 or the MI Braids (Mk 1) do so, then yes. But I fear, that also a voltage dip at the exponentiator won't be healthy... Florian -- http://www.florian-anwander.de