Recent content by roberts26

Hi, hm.. The space is not a problem for me. I would atleast want the batteries to last for 45min to an hour. I have thought of using 2*12V batteries.. but a bit confused as it is the first time i am trying to run something like this using batteries. Can you explain a bit in detail. Thx

Hi, I am attaching the schematic of a circuit. I need to power up this entire circuit using batteries. Basically i need two sets of voltages, "+-12 V for the opamps and +-6 for the 50Kohm resistor in the schematic.(This is not my design). If anyone has an idea how can I do this I would be...