Neets Module 16 Assignment 5

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CVN68
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165474
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Neets Module 16 Assignment 5
Updated:
2012-08-09 16:39:10
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Neets
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  1. To measure incident power, you must rotate the coupler-detector of the wattmeter so that the arrow indicating power flow points toward which end of the transmission line?
    Load.
  2. What condition produces the 10-kHz error signal generated by the metering bridge in the HP- 431C power meter?
    An unbalance in the metering bridge.
  3. In signal generators, what device is used to regulate the voltage of the output signal?
    Attenuator.
  4. Name the three main sections of a typical rf signal generator.
    Oscillator circuit, modulator, and output control circuit.
  5. What is the function of the modulating circuit?
    To produce an af (or video) signal that can be superimposed on the rf signal produced by the oscillator.
  6. What frequencies are provided through the back-panel BNC?
    1 MHz and 10 MHz.
  7. The LED lamps of a typical logic probe are normally in what state?
    DIM.
  8. On the CRT display, what information is displayed in Quadrant 4?
    Positive voltage (+V) and negative current (-I).
  9. When aligning the trace with a short applied to channel A, which control should be adjusted to bring the trace parallel to the vertical axis?
    TRACE ROTATE control.
  10. What minimum/maximum voltage level can be attained in the pulse generator section by adjusting the LEVEL control?
    0 to 5 volts.
  11. Medium 1 range is designed to check what resistance values?
    50ohms to 10Kohms

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