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Jerry James's Discussions (19)
| Discussions Started (19) | Replies | Latest Activity |
|---|---|---|
Transistor Switch Application CircuitBasically I am reading a transistor switch example from Horowitz Hill book - The art of electronics. He starts by explaining that there are… Started by Jerry James in Electronics Students |
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Jun 6, 2012 Reply by Jerry |
I need help with my transistor circuitAs you can see.I built a circuit like this.I replaced 3.3Vdc instead of White LED(cant find them in my simulation software).The current for… Started by Jerry James in Electronics Students |
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May 24, 2012 Reply by Jerry |
Why is an oscillator fixed on specific frequencyHello Why is an oscillator fixed on specific frequency or how? Because the use of positive feedback, the amplitude should increase and incr… Started by Jerry James in Electronics Students |
1 |
Jun 3, 2012 Reply by Jerome Trent |
What do the resistors do in this ICL7673 circuit?Hi,I came across the ICL7673 IC used for a battery backup system but I could not understand exactly what is the role of the R2 and R4 resis… Started by Jerry James in Electronics Students |
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May 8, 2012 Reply by Jerome Trent |
How to calculate transistor gain for pnphi how to calculate the gain of collector to base bias circuit using a pnp transistor? I am using BC 558, Rb= 1M, Rc= 4.7k , Vcc= 9V. Started by Jerry James in Electronics Students |
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May 16, 2012 Reply by Jerry |
A dumb question about inductorsCan an inductor work with DC? in my experience I have to connect the an inductor to an AC source than taking another inductor hooked up to… Started by Jerry James in Electronics Students |
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May 11, 2012 Reply by Jerry |
When using a Transistor as a SwitchI was trying to solve one of the questions posted in this forum and while solving I started to have some doubt. If a transistor is designed… Started by Jerry James in Electronics Students |
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May 9, 2012 Reply by Jerry |
Filter Time ResponseWhat is a filter's "Time Response' ? Could someone please give me an explanation of what a filter's time response is.Is it simply the time… Started by Jerry James in Electronics Students |
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May 4, 2012 Reply by Jerry |
Having Trouble with 555 Timer in Astabe ModeI'm having a problem in 555 astable mode...Actually I'm using 555 to generate 5 frequencies so I'm putting a switch after R2 resistor keepi… Started by Jerry James in Electronics Students |
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May 4, 2012 Reply by Jerry |
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