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Tube DIY Asylum Do It Yourself (DIY) paradise for tube and SET project builders. |
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In Reply to: I am a cretin. First day of Electronics 101 Question: posted by uW on December 27, 2002 at 10:24:24:
Since both tubes are sharing the same cathode resistor, each tube is passing half the current (assuming perfect tube matching). So you are correct. 10 volts across 160 ohms causes a 62.5mA current. The tubes share the current, we assume equally, so 31mA per tube.
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