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Q&A Thermal stability coefficient

The thermal stability coefficient is defined to be: $S = \frac{dI_{C}}{dI_{CBO}}$ where $I_{CBO}$ is the reverse current of the BJT when voltage isnt applied to the base of the BJT. In case of a ...

1 answer  ·  posted 1mo ago by MissMulan‭  ·  last activity 1mo ago by TonyStewart‭

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Q&A Finding voltage gain of Hartley oscillator

I am trying to find the AC analysis of a BJT Hartley oscillator but I cannot continue. How do I find the voltage gain? When no feedback is there, we just find the output resistance and the current...

1 answer  ·  posted 5mo ago by MissMulan‭  ·  edited 5mo ago by MissMulan‭

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Q&A Find feedback of circuit

I have this circuit: I think that R3 acts like a feedback path from the output to the input.However I am not sure what will happen if I change the value from 100Ohms to lets say 1kOhms. I have ...

2 answers  ·  posted 1y ago by MissMulan‭  ·  last activity 1y ago by LvW‭