Quote from: MarkT on Sep 30, 2013, 12:16 pmHere's a circuit than sources current (a bit harder than a programmable sink)http://www.seekic.com/circuit_diagram/Power_Supply_Circuit/VOLTAGE_PROGRAMMABLE_CURRENT_SOURCE.htmlI don't understand strange symbol in top right of the picture. It shows +-10V Gnd, but there are no +/-10V rails in the rest of the circuit. Does this circuit require positive and negative voltage power supply?
Here's a circuit than sources current (a bit harder than a programmable sink)http://www.seekic.com/circuit_diagram/Power_Supply_Circuit/VOLTAGE_PROGRAMMABLE_CURRENT_SOURCE.html
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