Problems X
- The input circuit of the hybrid parameter model consist of an input resistance in series with a voltage source and can be considered as a Thevenin representation of the input circuit. The output circuit of the said model is represented using _____?
- What model is appropriate to use for a given transistor amplifier beta (b) is the only parameter available and we want to solve for the amplifiers input & ouput impedance or resistance & its voltage & current gain?
- which hybrid parameter that is usually neglected in most circuit analysis?
- In the notation hoe, "h" stands for hybrid, "o" stands for output parameter and "e" means a common-emitter configuration. This parameter has a unit of _____?
- The input impedance or resistance of a common-base amplifier is hib, and its magnetude is approximately equal to _____?
- Most transistor equivalent circuit employs resistance and _____?
- A transistor amplifier is said to be configured as common-emitter if the emitter terminal is _____?
- Common-base configuration has a high voltage gain and a current gain of _____?
- Common-collector has the lowest power gain and voltage gain of approxiamtley equal to one. In contrast to this, what configuration has the highest power and voltage gain?
- The only configuration that provides a phase shift of 180o.
- Transistor configuration that is commonly used as an impedance matching?
- A transistor with a = 0.99 is configured as common-base and found to have an input resistance of 20W, if the same transistor is configured as common-emitter, what is its approximate input resistance?
- A common-base amplifier uses a transistor with hFE = 100. If the input emitter current is 1mA, what should be the calculated collector current?
- The external emitter resistance RE when seen at the base will appear as _____?
- The most stable type of biasing?
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