voltage gain sentence in Hindi
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- Typically, tube amps use one or more dual triodes in the preamplifier section to provide sufficient voltage gain to offset tone control losses and drive the power amplifier section.
- These amplifiers amplify the voltage between the active electrode and the reference ( typically 1, 000 100, 000 times, or 60 100 dB of voltage gain ).
- A graph of a filter's gain magnitude, illustrating the concept of " 3 dB at a voltage gain of 0.707 or half-power bandwidth.
- If the IF amplifier needed a voltage gain of 10, 000, then it would need only two stages with an IF at 1 MHz but four stages at 10 MHz.
- That is, large voltage gain requires large " R C ", and that in turn implies a large DC voltage drop across " R C ".
- In the field of audio and general purpose amplifiers, especially operational amplifiers, the term usually refers to voltage gain, but in radio frequency amplifiers it usually refers to power gain.
- This loss of voltage gain is recovered by the upper FET . Thus, the upper transistor permits the lower FET to operate with minimum negative ( Miller ) feedback, improving its bandwidth.
- In the circuit shown, the NPN emitter-follower and the PNP emitter-follower will generally have very slightly different voltage gains, leading to slightly different gains above and below ground.
- For voltage amplification, the range of allowed output voltage swing in this amplifier is tied to voltage gain when a resistor load " R C " is employed, as in Figure 1.
- Because of negative feedback ( the cathode-ground voltage cancels the grid-ground voltage ) the voltage gain is close to unity and the output voltage " follows " the grid voltage.
- If the upper FET stage were operated alone using its source as input node ( that is, common gate ( CG ) configuration ), it would have a good voltage gain and wide bandwidth.
- By placing a suitable load resistance in the plate circuit, the varying current will cause a varying voltage across the resistance which can be much larger than the input voltage variations, resulting in voltage gain.
- Screen-grid valves were capable of greater voltage gain and higher frequency capability than triodes, and permitted the development of the first true RF amplifiers in the MF and HF frequency ranges in radio equipment.
- The bias ( D . C . ) on the grid had to be positive to get amplification . . . power gain 1.3 voltage gain 15 on a plate bias of about 15 volts ".
- These are a matrix of four parameters as with the [ z ] parameters but in the case of the [ h ] parameters they are a hybrid mixture of impedances, admittances, current gains and voltage gains.
- If the device has a gain-bandwidth product of 60 MHz, then it can provide a voltage gain of 3 at an RF of 20 MHz or a voltage gain of 30 at an IF of 2 MHz.
- If the device has a gain-bandwidth product of 60 MHz, then it can provide a voltage gain of 3 at an RF of 20 MHz or a voltage gain of 30 at an IF of 2 MHz.
- This is the basis of Kirchhoff's voltage law, one of the most fundamental laws governing electrical and electronic circuits, according to which the voltage gains and the drops in any electrical circuit always sum to zero.
- An improved version of this circuit can be made by putting an op-amp buffer between each RC stage . ( This also simplifies the calculations . ) " he voltage gain of the inverting channel is always unity.
- Unlike a conventional transformer, whose gain is limited to the ratio of the numbers of turns in the windings, Tesla coils'voltage gain is proportional to the square root of the ratio of secondary and primary inductances.
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