Compare RC and LC oscillator.

1 Answer

Answer :

 RC and LC oscillator

image

Related questions

Description : Compare RC and LC filter.

Last Answer : RC filters  LC filters The RC filter is only useful for small load currents. The LC filters are useful for heavy load currents. More power dissipated in RC filter. Less power ... RC is fine for filtering low power signals. LC is fine for filtering high power signals.

Description : Draw and explain RC phase shift Oscillator.

Last Answer : Circuit diagram of RC phase shift oscillator: WORKING: * Circuit consists of a single stage amplifier in common emitter configuration & RC phase shifting network. * R1, R2, RE provides biasing & CE ... . * The phase shift around the loop is 3600 only at one precise frequency.  

Description : Compare amplifier and oscillator.

Last Answer : Figure shows a block diagram of an amplifier and an oscillator.   An amplifier is a device, which produces an output signal with similar waveform as that of the input. ... is supplied. An oscillator does not require any external signal to start or maintain energy conversion process.

Description : role of tuned LC circuit in tuned amplifier.

Last Answer : In order to pick up and amplify the desired radio frequency signal, the resistive load in the audio amplifier is replaced by a tuned circuit (also called a parallel resonant circuit)as shown ... desired radio frequency signal. (ii)Amplification of the selected signal to a suitable voltage level.

Description : State any four advantages of LC filter.

Last Answer : 1. The choke input (LC) filter has a high output D.C voltage. 2. It has no loading effect on the rectifier and power transformer.  3. The diode does not have to carry surge currents.  ... effect on the rectifier and power transformer.  7. It has better voltage regulation than that of π filter.

Description : Which of the following is true at resonance in LC circuits? A) The series impedance of the two elements is at a maximum and the parallel impedance is at minimum B) The series impedance of the ... D) The series impedance of the two elements is at a minimum and the parallel impedance is at maximum

Last Answer : Which of the following is true at resonance in LC circuits? A) The series impedance of the two elements is at a maximum and the parallel impedance is at minimum B) The series impedance of ... D) The series impedance of the two elements is at a minimum and the parallel impedance is at maximum

Description : Compare RC coupled, transformer coupled and direct coupled amplifier based on four points.

Last Answer : Parameter RC coupled Transformer coupled Direct coupled  Coupling element Resistor and capacitor Transformer No element Impedance matching Poor Excellent good Frequency ... Low frequency amplifier,opamp Size and cost small Large and bulky least

Description : crystal oscillator and its applications.

Last Answer : Need: Any circuit that generates an alternating voltage is called an oscillator. To generate ac Voltage, it takes energy from the dc source. 1. In some applications voltages of low frequency are required where ... generate clock in digital systems.  It is used as sweep circuits in TV and CRO.

Description : List two types of oscillator, which generates frequency in RF range.

Last Answer : Types of Oscillators generating frequencies in RF range: i) Hartley Oscillator ii) Colpitt’s Oscillator iii) Clapp Oscillator

Description : Draw the circuit diagram of crystal oscillator and explain its working.

Last Answer : To excite a crystal for operation in the series-resonant mode it may be connected as a series element in a feedback path, the crystal impedance is the smallest and the amount of positive feedback is the largest. ... which is good.  The resonant frequency is given as  Fo = 1/( 2 π √LC ) 

Description : Draw and explain Hartley Oscillator circuit diagram.

Last Answer : Function of each component: 1. An NPN transistor connected in a common emitter configuration works as the active device in amplifier stage and CE configuration provides 180°phase shift. 2. R1 and R2 ... circuit to the base-emitter circuit.  The frequency of oscillation is given as-  

Description : In an R-C phase shift oscillator, the minimum no. of R-C networks to be connected in cascade will be -

Last Answer : In an R-C phase shift oscillator, the minimum no. of R-C networks to be connected in cascade will be 3

Description : Is this oscillator adjustable with a screwdriver, and where is the link to prchase it?

Last Answer : answer:@XOIIO Probably a question you should direct to the company. The link below should help. http://www.vectron.com/contact/index.htm

Description : Describe triggering of SCR using UJT relaxation oscillator. 

Last Answer : I need it's operation

Description :  Which of the following is a negative-resistance microwave device for oscillator applications? A) IMPATT Diode B) Gunn Diode C) Snap diode D) Schottky Diode 

Last Answer :  Which of the following is a negative-resistance microwave device for oscillator applications? A) IMPATT Diode B) Gunn Diode C) Snap diode D) Schottky Diode 

Description : Oscillator independent of phase shift is  (1) Relaxation (2) Wein bridge (3) Clapp (4) All of these

Last Answer : Oscillator independent of phase shift is Relaxation 

Description : A Hartley Oscillator is used for generating (A) very low frequency Oscillation (B) radio-frequency Oscillation (C) microwave Oscillation (D) audio-frequency Oscillation

Last Answer : A Hartley Oscillator is used for generating radio-frequency Oscillation

Description :  applications of RC coupled amplifier

Last Answer : Applications of RC coupled amplifier: (i) Widely used as Voltage amplifiers. (ii) They are used in Public Address System. (iii) In Tape recorders. (iv) In stereo amplifiers (v) In T.V. V.C.R. and C.D. Players.

Description : Series rc circuits

Last Answer : Series rc circuits

Description : Parallel rc circuit

Last Answer : Parallel rc circuit

Description : Source free RC circuit 2

Last Answer : Source free RC circuit 2

Description : Source free RC circuit 3

Last Answer : Source free RC circuit 3

Description : Source free RC circuit 4

Last Answer : Source free RC circuit 4

Description : Source free RC circuit 5

Last Answer : Source free RC circuit 5

Description : Source free RC circuit 6

Last Answer : Source free RC circuit 6

Description : Source free RC circuit 7

Last Answer : Source free RC circuit 7

Description : Source free RC circuit 8

Last Answer : Source free RC circuit 8

Description : List the advantages of RC coupled amplifier.

Last Answer : Advantages: 1. The frequency response is excellent 2. The circuit is very compact and extremely light 3. Cost is low because it employ resistors and capacitors which are cheap 

Description : RC Heli recommendation for a newbie?

Last Answer : answer:Helis are hard to fly; I'd recommend trying RC foamies first or starting with a smaller, cheaper heli (you are going to crash it at least a few times-everyone does when they get ... things expensive but they can be really great when tuned just right. Are you an engineer by background?

Description : Can An Rc Circuit Be Used As Clock Source For 8085?

Last Answer : Answer :Yes, it can be used, if an accurate clock frequency is not required. Also, the component cost is low compared to LC or Crystal.

Description : Explain the operation of RC triggering circuit with neat diagram.

Last Answer : RC triggering circuit: The RC half-wave triggering circuit is as shown in the figure. During negative halfcycle of supply voltage vs, the capacitor C charges through diode D2 and load, ... be triggered at 0° & 180° because the supply voltage is zero and less than finger voltage. 

Description : Time constant for RC circuit formula τ = RC Where, τ = time constant

Last Answer : Time constant for RC circuit formula τ = RC Where, τ = time constant

Description : RC triggering is preferred over resistance triggering because (A) it provides triggering at a precise instant (B) it gives a longer duration gate pulse (C) it enables triggering at a larger value of firing angle (D) it protects the SCR against high dv/dt

Last Answer : a

Description : The series and parallel resonance on L-C circuit differs in that?

Last Answer : The series and parallel resonance on L-C circuit differs in that series resistance needs a low-resistance source for sharp rise in current.

Description : In a series L-C circuit at the resonant frequency the?

Last Answer : In a series L-C circuit at the resonant frequency the current is maximum.

Description : At very low frequencies a series R-C circuit behaves as almost purely?

Last Answer : At very low frequencies a series R-C circuit behaves as almost purely capacitive.

Description : The time constant of a series R-C circuit is given by?

Last Answer : The time constant of a series R-C circuit is given by RC.

Description : Compare between RC phase shift oscillator and crystal oscillator.

Last Answer : RC phase shift oscillator Crystal oscillator This oscillator is used for low frequency range. Quartz crystal is mainly used in radio-frequency (RF) oscillators Used resistor and capacitor ... RC network is used as feedback network. Crystal is connected in feedback.

Description : TCXO is preferred over LC oscillator because • TCXO is more stable. • TCXO gives more power • TCXO is linear. • None of the above.

Last Answer : TCXO is preferred over LC oscillator because TCXO is more stable.

Description : What is role of LC circuit in the hartley oscillator?

Last Answer : Self-tuning feedback

Description : Which of the following best describes a dip-meter? A. An SWR meter B. A counter C. A variable LC oscillator with metered feedback current D. A field strength meter

Last Answer : C. A variable LC oscillator with metered feedback current

Description : Best described a dip-meter. A. A variable LC oscillator with metered feedback current B. An SWR meter C. A counter D. A field strength meter

Last Answer : A. A variable LC oscillator with metered feedback current

Description : The transistors in the illustrated circuit are connected using what type of coupling? EL-0049 A. RC coupling B. transformer coupling C. LC coupling D. direct coupling

Last Answer : Answer: B

Description : The transistors in the illustrated circuit are connected using what type of coupling? EL-0048 A. RC coupling B. transformer coupling C. LC coupling D. direct coupling

Last Answer : Answer: A

Description : Draw the labeled circuit of RC phase shift oscillator. State the formula for frequency of oscillator.

Last Answer : Frequency of oscillation is given by,

Description : List the applications of RC oscillator and crystal oscillator.

Last Answer : Applications of RC oscillator :  1) In AF signal generators 2) In radio transmitter & Receivers 3) Sine wave generator.  Applications of Crystal oscillator : 1) Electronic navigation systems 2) Frequency Synthesizers 3) Timing circuits (Clock) with high stability. 4) RADAR systems. 

Description : Compare RC integrator with RC differentiator

Last Answer : Compare RC integrator with RC differentiator

Description : Sketch circuit diagram of bridge rectifier with LC filter. State function of each component.

Last Answer :  Circuit diagram :  Components and its function: :  1. Transformer- An electrical device which transfers electrical energy from one electric circuit to other, without changing the frequency. The ... DC components.  4. Capacitor- It bypasses AC components if any and gives DC to load. 

Description : What is the full form of 'LC' ? -How To ?

Last Answer : The full form of 'LC' is Letter of Credit

Description : What is the full form of LC ?

Last Answer : LC full form Letter Of Credit.