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Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
It is very unusual to ask for voltages "above ground." Most voltage dividers reference a voltage to the 0v rail.
The voltage on each "tap" will depend on the current being drawn by the ALL the outputs at any given instant. You cannot determine anything without knowing the currents.
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