HAMEG-HM8143-Arbitrary-Power-Supply-Unit-Hameg-HM8143-P-The-HM8143-is-a-multifunctional-workhorse-you-get-3-instruments-in-one-A-power-supply-with-3-independent-floating-outputs-which-may-be-series-or-parallel-connected-All-outputs-may-be-turned-on-or-off-by-pushing-a-button-The-30V-2A-outputs-may-be-externally-modulated-or-may-be-operated-in-the-tracking-mode-allowing-you-to-change-their-voltages-currents-simultaneously-Sense-terminals-measure-the-voltages-directly-at-the-