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there are four basic types of there are four basic types of
q. describe in detail the construction and working of analog type storage oscilloscope. explain the principle of secondary emission.analog storage
q. how do you differentiate between dual beam and dual trace oscilloscope?sol. there are two separate vertical input channels a b and these use
the advantage of the analog storage oscilloscope is that it has higher bandwidth and writing speed than a digital oscilloscope being capable of
q. explain digital storage oscilloscope dso with neat diagram b give the difference between analog and digital storage oscilloscope. principle of
q. explain the term total harmonic distortion. describes the functionary of a total harmonic distortion analyzer.total harmonic distortion nonlinear
q. what is frequency synthesized signal generator? describe its circuit in detail.orgive the circuit details of frequency synthesizer also explain
q. what is a wave analyzer? explain any one technique of wave analyzer giving its application also.orwrite short note on heterodyne wave
q. explain the working of spectrum analyzer and its applications.ordraw block diagram of spectrum analyzer and explain its operation write down
q. with suitable diagram explains the working of a sweep frequency generator.sol. a sweep frequency generator or sweeper is a special type of signal
q. explain with the help of a block diagram the working of harmonic distortion analyzer.orwrite short note on harmonic distortion analyzer.sol.
q. explain the use of cro for frequency measurement. measurement of frequency the frequency of the periodic signals is easily measured with a cro.
q. what is oscilloscope probe compensation and how is it adjusted? what effects are noted when the compensation is not correctly
q. what are the different types and uses of delay line in cro?orwhy is a delay line used in the vertical section of the oscilloscope?sol. all
q. explain working of crt with suitable diagram discuss the focusing arrangement. what is need of aquadag?orwhy are the operating voltages of a
q. how is the electron beam focused to a fine spot on the face of the crt?sol. the functional diagram of an electrostatic focusing arrangement is
q. explain the function of time base generator in cro.sol. oscilloscopes are used to display a waveform that varies as a function of time. if the
astigmation control in most modern oscilloscopes there is an additional focusing control markedastigmation. this is used to correct an effect which
synchronization whatever type of weep is used it must be synchronized with the signal being measured. synchronization has to be done to obtain a
blanking circuit the saw tooth sweep voltage applied to the x places moves beam across the crt tube in a straight horizontal line from left to right
sol. ramp type vm the operating principle of the ramp type dvm is based on the measurement of the time it takes for a linear ramp voltage to rise
potentiometric type dvm a potentiometric type of dvm employs voltage comparison technique. in this dvm the unknown voltage is compared with a
transistor voltmeter tvm a simple diagram of tvm using two transistors in the bridge configuration is as shown.tvm is provided by using transistor
q. explain the working principle of an electronic voltmeter.sol. electronic voltmeter basic voltmeter the addition of a series resistor or
q. explain the measurement of frequency in detail by using weins bridge.sol. the weins bridge is presented here not only for its use as an ac