Table of Contents
What is the formula of gain amplifier?
Formulas used: Voltage gain of amplifierAV=V0Vi , or this can be interpreted as the ratio between the input voltage and the output voltage of the circuit.
What is the output of logarithmic amplifier?
1)Log Amplifier A logarithmic amplifier (or a log amplifier) is an electronic circuit that produces an output that is proportional to the logarithm of the applied input.
What is the function of log amplifier?
Log amplifiers are used in many ways, such as: To perform mathematical operations like multiplication, division and exponentiation. Multiplication is also sometimes called mixing.
What do you mean by log and AntiLog amplifier?
AntiLog amplifier or anti–logarithmic amplifier is an electronic circuit that produces output that is proportional to the anti-logarithm of the applied input. Basically it performs mathematical operation of an anti-logarithm.
What is the gain of amplifier?
Gain. Gain is the ratio of output voltage to input voltage of an amplifier, where VIN1 and VIN2 are two inputs, subtracted. In a real circuit, the gain will be frequency dependent, but let us start with consideration of the gain in an ideal amplifier.
Which circuit can be used as log amplifier?
In this article, we will see the different log amplifier circuits, its working and log amplifier applications. Basically two circuits are there to perform the logarithmic function. First, using diode and op-amp and second, using BJT and op-amp.
What is the gain on an amplifier?
Amplifier gain is simply the ratio of the output divided-by the input. Gain has no units as its a ratio, but in Electronics it is commonly given the symbol “A”, for Amplification.
What is frequency gain?
The gain of an electronic device or circuit generally varies with the frequency of the applied signal. Unless otherwise stated, the term refers to the gain for frequencies in the passband, the intended operating frequency range of the equipment.
What is DC gain of an amplifier?
Note that the DC power gain of an amplifier is equal to ten times the common log of the output to input ratio, where as voltage and current gains are 20 times the common log of the ratio.
Is gain and volume the same?
Volume is the actual loudness of the output on the channel. It controls the loudness – but not the tone of the audio. Gain is the loudness of the input on the channel. It controls the tone – but does not affect the loudness.