uses balanced input and output, meaning that there are 2 signal lines, with opposite polarity at each port.

Related MCQs

•                      is defined as the ratio of input signal to noise ratio to the output signal to noise ratio.
• In a diode frequency multiplier, an input signal of frequency fo applied to the diode is terminated with                   at all frequencies other than required harmonic.
•                        amplifiers are linear circuits, where the transistor is biased to conduct over the entire range of the input signal cycle.
• A class B amplifier consists of                 transistors in order to conduct the input signal over the entire cycle.
• Behavior of a transistor in power amplifiers is unpredictable at all input signal levels.
• If the output power of an amplifier is 10 V, and the input power supplied to the amplifier is 0.229 V given that the DC voltage used is
• If a power amplifier has an output power of 10 W, and an amplifier gain of 16.4 dB, then the input drive power is:
• Along with a differential amplifier, 1800 hybrid is used both at the input and output.
• Bandwidth of balanced amplifier can be an octave or more, but is limited by the bandwidth of the coupler.
• Coupler that is mostly used in balanced amplifiers to achieve the required performance is: