List four specifications of function generator.

List four specifications of function generator. 
by

1 Answer

Answer :

Specifications:

1. Output- Square wave , sine wave, Triangular, TTL pulse

2. Frequency Ranges- 0.1 Hz to 11 MHz, up/down range switchable in eight decade steps

3. Dial Range-1 to 11 calibrated 0.1 to 1 uncalibrated

4. Pulse and Ramp Aspect Ratio-95:5
by

Related questions

Draw block diagram of function generator and list two specifications of it.

Description : Draw block diagram of function generator and list two specifications of it. 

Last Answer : Specifications: 1. Output- Square wave , sine wave, Triangular, TTL pulse 2. Frequency Ranges- 0.1 Hz to 11 MHz, up/down range switchable in eight decade steps 3. Dial Range-1 to 11 calibrated 0.1 to 1 uncalibrated 4. Pulse and Ramp Aspect Ratio-95:5

State any four specifications of digital voltmeter.

Description : State any four specifications of digital voltmeter. 

Last Answer : DC Voltage – 1 Five voltage ranges from ±200 to ±1000 2 Accuracy is about ±0.03% 3 Resolution is about 10µV AC Voltage1. Five voltage range available for 200mV to 750V 2. Accuracy is dependent on frequency. Best accuracy obtained is 0.5%

Sketch block diagram of pattern generator and draw any four test patterns

Description : Sketch block diagram of pattern generator and draw any four test patterns

Last Answer :  Block Diagram of Pattern Generator: Test patterns of Pattern Generator:

Sketch the block diagram of function generator & describe the circuit of sine wave generation.

Description : Sketch the block diagram of function generator & describe the circuit of sine wave generation.

Last Answer : Block Diagram Explanation‐ For generation of sinewave , out of the three knobs‐ sine, square and triangular , the sine knob is pressed, output is adjusted for required frequency and amplitude using frequency and amplitude

Describe the block diagram of function generator.

Description : Describe the block diagram of function generator. 

Last Answer : Block diagram of function Generator Principle of operation of function generator: Function generator operates to produce different waveforms such as sine, square, triangular of adjustable ... whose frequency is determined by the magnitude of current supplied by constant current sources.

Draw the block diagram of function generator and explain its working.

Description : Draw the block diagram of function generator and explain its working.

Last Answer : Principle of operation of function generator: Function generator operates to produce different waveforms such as sine, square, triangular of adjustable frequency which is used to test ... whose frequency is determined by the magnitude of current supplied by constant current sources.

List four dynamic characteristics of instruments. Define any two of them.

Description : List four dynamic characteristics of instruments. Define any two of them.

Last Answer : Dynamic characteristics of instruments are: 1. Speed of response 2. Fidelity 3. Lag 4. Dynamic error. Definition: 1. Speed of response: The rapidity with which instrument responds to make ... and the value indicated by the instrument if no static error is assumed is called as dynamic error.

List four controls on front panel of dual trace CRO.

Description : List four controls on front panel of dual trace CRO. 

Last Answer : (i)X-shift on CRO: Controls the horizontal position of the display i.e moves the spot across the screen left and right. ii) CT MODE Button on CRO: To test different components iii) Symmetry knob on ... Button on CRO: In DUAL, operates as a DUAL trace scope in ALT or CHOP mode as selected.

List four applications of CRO.

Description : List four applications of CRO.

Last Answer : Applications of CRO: 1. It is used in laboratory for measurement of AC/DC voltage, current, frequency, phase and study nature of waveform. 2. It is used in TV receiver for creation of ... modulation percentage of modulated wave. 10. It is also used to check radiation pattern generated by antenna.

List four applications of digital multimeter.

Description : List four applications of digital multimeter.

Last Answer : Applications : 1. It is used continuity test. 2. It is used to check diode 3. It is used to check transistor 4. It is used to measure voltage, current & resistance.

List any four types of transducer.

Description : List any four types of transducer.

Last Answer : Types of Transducer based on Quantity to be Measured Temperature transducers Pressure transducers Displacement transducers Flow transducers Types of Transducer based on the Principle of ... Whether an External Power Source is required or not Active Transducer Passive Transducer

Draw block diagram of RF signal generator and explain its operation.

Description : Draw block diagram of RF signal generator and explain its operation.

Last Answer : RF signal generator contains three other main sections: 1.OSCILLATOR CIRCUIT, 2. MODULATOR, 3. OUTPUT CONTROL CIRCUIT. The modulator modulates the RF signal of the ... . Metal shielding surrounds the unit to prevent signals from the oscillator from affecting the circuit under test

What is video pattern generator? State its application.

Description : What is video pattern generator? State its application.

Last Answer : A pattern generator provides video signals directly, and with RF modulation, on standard TV channels for alignment ,testing and servicing of TV receivers. The output signal designed to produce simple ... section checking 6. Trouble shooting video amplifier and using variable video output.

Define signal generator and state its need.

Description : Define signal generator and state its need.

Last Answer : Signal Generator: A signal generator is an electronic device that generates repeating or Non-repeating electronic signals in either the analog or the digital domain. Need: The generation of ... of various electronic systems and for replacing missing signals in systems being analysed for repair. 

Describe working of pulse generator with proper block diagram

Description : Describe working of pulse generator with proper block diagram 

Last Answer : Explanation- Figure shows the block diagram of pulse generator. The circuit consists of two current sources, a ramp capacitor and schematic trigger circuit as well as current switching ... be synchronized to an external signal by triggering the circuit by an external synchronization pulse.

Draw block diagram of AF sine and square wave generator and explain its working

Description : Draw block diagram of AF sine and square wave generator and explain its working

Last Answer : The AF signal generator, which generates either sine wave or square wave in the range of audio frequencies based on the requirement is called AF Sine and Square wave generator. Its block diagram is shown ... can be used to produce either AF sine wave or AF square wave based on the requirement. 

List different types of CRO probes

Description : List different types of CRO probes

Last Answer : 1. Passive probes 2. Active probes 3. High voltage probes 4. Current probes 5. Differential probes

List the different types of errors and list out their sources.

Description : List the different types of errors and list out their sources.

Last Answer : 1. Static error : The error which occurs in stationary condition is called as static error. These are classified as: i. Gross errors: the errors which occur due to human mistakes while taking ... with time and value indicated by instrument if no static error is assumed is called as dynamic error.

List two advantages of PMMC instrument.

Description : List two advantages of PMMC instrument.

Last Answer : 1. It has uniform scale. 2. Power consumption is low 3. It can be obtained in wide ranges. 4. High sensitivity & accuracy 5. It is unaffected by external magnetic field. 6. Additional damping device not required. 7. Hysteresis problem is not there.

List applications of ohmmeter.

Description : List applications of ohmmeter.

Last Answer : 1. The ohmmeter is a meter for measuring electrical resistance in ohm. 2. It is used as Megger to measure high resistance. 3. It is used to test the power circuits.

List the applications of DAS.

Description : List the applications of DAS. 

Last Answer : Applications of DAS: (I) In Aerospace (II) In biomedical (III) Telemetry industries (IV) When physical quantity being monitored

List different types of errors.

Description : List different types of errors.

Last Answer : There are three types of error 1) Gross Error: These errors are mainly human mistakes in reading instruments and recording and calculating measurement results. 2) Systematic Error : These types of ... operator . 3) Random Error.:These errors are due to unknown causes which are not determinable

Give any four points of comparison between dual trace CRO & dual beam CRO.

Description : Give any four points of comparison between dual trace CRO & dual beam CRO.

Last Answer : Sr.N o Single Beam Dual Trace CRO Dual Beam Dual Trace CRO 1 A single electron beam is used to display two traces.  Two electron beams are used for displaying two traces/signals. ... two traces is very simple in Dual Beam oscilloscope. 6 Cost is less  Cost is high

State any four precautions to be taken while using an Ammeter and Voltmeter.

Description : State any four precautions to be taken while using an Ammeter and Voltmeter. 

Last Answer : Precautions to be taken while using Ammeters: Ammeters are to be connected in series of circuits. 1. While connecting ammeters across emf source always a series resistance should be used. This ... first &then range should be decreased. 4. Loading effect can be minimized by using high sensitivity

State any four applications of spectrum analyzer.

Description : State any four applications of spectrum analyzer.

Last Answer : Applications: 1. Spectrum analyzer is a very important item of test equipment for someone designing or repairing electronic equipment that uses radio frequency signals. 2. Its key factor is that it is ... of the dominant frequency within a signal 8. Used to measure the properties of RF devices

Draw the basic block diagram of single trace CRO and describe the function of delay line.

Description : Draw the basic block diagram of single trace CRO and describe the function of delay line.

Last Answer : Function of Delay line: This block is used to delay the signal for a period of time in the vertical section of CRT. The input signal is not applied directly to the vertical plates because the part ... when the delay time is not used. Therefore, the input signal is delayed by a period of time. 

Explain function of each block of logic analyzer with proper block diagram

Description : Explain function of each block of logic analyzer with proper block diagram

Last Answer : Explanation: A logic analyser is an electronic instrument that captures and displays multiple signals from a digital system or digital circuit. The normal oscilloscope deals with time domain, spectrum ... When the memory receives a trigger signal, it sends the samples to a CRT display.  

Sketch block diagram of single trace CRO. State function of delay line.

Description : Sketch block diagram of single trace CRO. State function of delay line.

Last Answer : Function of Delay line: This block is used to delay the signal for a period of time in the vertical section of CRT. The input signal is not applied directly to the vertical plates because the part ... when the delay time is not used. Therefore, the input signal is delayed by a period of time.

Draw the block diagram of instrumentation system and explain function of each block.

Description : Draw the block diagram of instrumentation system and explain function of each block. 

Last Answer : Functions of each block: Primary sensing element: This first receives energy from the measured medium and produces an output depending on measured quantity. Variable conversion element: Converts ... indication of a pointer moving a scale or the recording of a pen Moving over chart.

Draw block diagram of CRO and explain function of each block of it.

Description : Draw block diagram of CRO and explain function of each block of it. 

Last Answer : The functions of various blocks are: 1) CRT: This is cathode ray tube which emits electrons that strike phosphor screen internally to provide visual display of signal. 2) VERTICAL AMPLIFIER ... are two power supplies a high voltage supply for CRT & low voltage supply for all circuits.

Draw block diagram of digital frequency meter in time mode and describe its operation.

Description : Draw block diagram of digital frequency meter in time mode and describe its operation.

Last Answer : OR Operation: The input signal is amplified and converted to a square wave by a Schmitt Trigger circuit. In this diagram the square wave is differentiated and clipped to ... thereby closing it. The decimal counter and display unit output correspond to the number of input pulses. 

Draw block diagram of DMM. State its advantages.

Description : Draw block diagram of DMM. State its advantages.

Last Answer : Advantages of DMM: 1. DMM provides numerical readouts that eliminate observational errors. Thus providing better readability. 2. DMM offers better accuracy and versatility as compared to ... memory devices for further computations. 5. The decreased size of DMM increases the portability

What is LCR meter? Draw digital LCR –Q meter block diagram.

Description : What is LCR meter? Draw digital LCR –Q meter block diagram.

Last Answer : An LCR meter is a type of electronic test equipment used to measure the inductance (L), capacitance (C), and resistance (R) of an electronic component. Block diagram digital LCR –Q meter  

Draw Q meter circuit of series connection and explain it.

Description : Draw Q meter circuit of series connection and explain it.

Last Answer : Q meter circuit of series connection OR Explanation The Q meter works on series resonant. The resonance is the condition exists in the circuit when their inductance and capacitance reactance are ... . Hence E=Q Ec so ,the voltmeter is calibrated for finding the value of Q factor.  

Draw block diagram of distortion factor meter and explain its operation.

Description : Draw block diagram of distortion factor meter and explain its operation.

Last Answer : Block Diagram Operation This meter consist following four sections 1. Impedance converter along with input circuit 2. Rejection amplifier 3. Metering circuit 4. Power circuit 1. ... of the total input voltage. 4. The power supply unit provides the supply for proper operation 

Draw block diagram of spectrum analyser, State applications of spectrum analyser.

Description : Draw block diagram of spectrum analyser, State applications of spectrum analyser.

Last Answer : Block Diagram: Applications: 1. Spectrum analyzer is a very important item of test equipment for someone designing or repairing electronic equipment that uses radio frequency signals. 2. Its ... of the dominant frequency within a signal 8. Used to measure the properties of RF devices

Define wave analyser and state its need, Draw the block diagram of it.

Description : Define wave analyser and state its need, Draw the block diagram of it. 

Last Answer : Wave analyzer:- Wave analyzer is an instrument which is used to measure the magnitude of the various harmonics of a complex waveform. It is an instrument that is designed to measure the relative amplitudes ... distortion and the system signal to noise ratio. Block Diagram of Wave analyser

State and describe different triggering available in CRO

Description : State and describe different triggering available in CRO

Last Answer : A trigger is an external signal or input signal condition that initiates one or more instrument functions. Trigger settings include digital edges, software functions, and analog levels. This tutorial ... the external trigger input. The following figure shows an entering window trigger.  

Draw block diagram of DSO . State applications of DSO

Description : Draw block diagram of DSO . State applications of DSO

Last Answer : Applications of DSO : 1. It can be used to measure both AC and DC voltages and currents. It can also calculate RMS value, peak value, peak to peak value etc. 2. It ... . 5. It can be used to determine the modulation characteristics and detect the standing waves of transmission lines.

Draw and state how Aryton shunt type DC ammeter . State advantage of using Aryton shunt.

Description : Draw and state how Aryton shunt type DC ammeter . State advantage of using Aryton shunt.

Last Answer : OR The Aryton shunt eliminates the possibility of having the meter in the circuit without a shunt. This advantage is gained at the price of slightly higher overall Aryton shunt ammeter. In this ... between shunts. 3. Another advantage is that it may be used as a wide range ammeter. 

Explain sensitivity and loading effect in voltmeter.

Description : Explain sensitivity and loading effect in voltmeter.

Last Answer : Sensitivity: The sensitivity of a voltmeter is just its capability to detect voltage, usually meaning smaller and smaller voltages. When selecting a meter for a certain voltage measurement, it is ... called loading effect of the voltmeters. It is mainly caused due to low sensitivity instruments.

Derive the relation for deflection torque in PMMC instrument.

Description : Derive the relation for deflection torque in PMMC instrument. 

Last Answer : Ans: The length of coil be l meter and width of coil be d meter. Assume I is the current flowing in the ciol having N turns. Assume B as the flux density in the air gap then F=BIL ... a direct indication of the current in the coil. The pointer deflection can therefore be used to measure current.

Draw the construction and explain working principle of PMMC instruments

Description : Draw the construction and explain working principle of PMMC instruments

Last Answer : Working: When current passes through the coil a deflecting torque is produced. This deflecting torque is produced due to interaction between magnetic field produced by permanent magnet ... equilibrium; this is possible only when the controlling torque becomes equal to the deflecting torque 

Define the following: 1) Speed of response 2) Lag 3) Fidelity 4) Dynamic Error.

Description : Define the following: 1) Speed of response 2) Lag 3) Fidelity 4) Dynamic Error. 

Last Answer : (1) Speed of Response: It is the rapidity with which an instrument responds to changes in the measured quantity.  (2) Lag : It is the retardation or delay in the response of an instrument ... with time and value indicated by instrument if no static error is assumed is called as dynamic error.

Explain measurement of phase and frequency using Lissajous pattern. Write the formula for each one.

Description : Explain measurement of phase and frequency using Lissajous pattern. Write the formula for each one.

Last Answer : Phase measurement of Lissajous pattern: The phase measurement can be done by using Lissajous figures. The CRO is set to operate in the X- Y mode, then the display obtained on the screen of a ... or sub- multiple of the unknown frequency.  The Lissajous pattern appears stationary.     

Explain the concept of single beam dual trace CRO with its block diagram.

Description : Explain the concept of single beam dual trace CRO with its block diagram.

Last Answer : Diagram:   Explanation: The single beam dual trace CRO consists of one electron gun, an electronic switch which switches the two signals to a single vertical amplifier and a single pair of ... Amplifier are identical & have the same delay time, accurate X-Y measurements can be taken. 

Explain the measurement of voltage and frequency using CRO.

Description : Explain the measurement of voltage and frequency using CRO.

Last Answer : Voltage Measurement: CRO displays the voltage signal as a function of time on its screen. The amplitude of that voltage signal is constant, but we can vary the number of divisions that cover the voltage ... /division nv is the number of divisions that cover the signal in vertical direction.

Draw the construction of CRT. Write two materials used for CRT display screen.

Description : Draw the construction of CRT. Write two materials used for CRT display screen. 

Last Answer : Two materials used for CRT display screen: The role of this part is to display where the electrons are hitting the CRT. It is a screen coated with a material that emits light when struck by electrons. Zinc sulphide or Phosphorus are two commonly used materials. 

Draw and explain block diagram of Horizontal deflection system.

Description : Draw and explain block diagram of Horizontal deflection system. 

Last Answer :  Trigger circuit: A trigger circuit is used to convert the incoming signal into trigger pulses, so that the input signal and the sweep frequency can be synchronized. The trigger circuit is ... before it is applied to the horizontal section. The block consists of a push- pull amplifier  

Explain gross error, systematic error and random error.

Description : Explain gross error, systematic error and random error.

Last Answer : 1) Gross Errors -These errors occur due to human mistakes while taking reading, handling instrument, incorrect setting or adjustment and improper used of instrument. The complete elimination of gross ... remain since the systematic and gross error are removed. Generally these errors are very small.