What is the noise figure of the receiver

Assignment Help Electrical Engineering
Reference no: EM131105014

The noise figure of a microwave receiver front-end is measured using the Y -factor method. A noise source having an ENR of 22 dB, and a liquid nitrogen cold load (77 K) are used, resulting in a measured Y -factor ratio of 15.83 dB. What is the noise figure of the receiver?

Reference no: EM131105014

Questions Cloud

Between the distance travele and the time elapsed : If a particle is dropped at time t = 0, physical theory indicates that the relationship between the distance traveled r and the time elapsed t is r = gtk for some positive constants g and k. A transformation to linearity can be obtained by taking l..
The trigonometric functions : The trigonometric functions y = sin x and y = cos x have amplitude and period . Sketch a graph of each function on the interval [0, 2!].
Independent normal random variables with mean : The following data are observations yi on a dependent random variable Y taken at various levels of an independent variable x. [It is assumed that E(Yi|xi) = A + Bxi, and the Yi are independent normal random variables with mean 0 and variance σ2.]
Identify nutritional needs for a developing embryo and fetus : Identify the nutritional needs for a developing embryo and fetus and how to obtain them. Identify health concerns or disease associated with poor nutrition during the gestation period.
What is the noise figure of the receiver : What is the noise figure of the receiver?
Fit a least-squares line to the data : The following data relate road width x and accident frequency y. Road width (in feet) was treated as the independent variable, and values y of the random variable Y, in accidents per 108 vehicle miles, were observed.
Explore a recent or emerging form of technology : Provide an introduction that defines both technology and social change, and discusses how they are related. Discuss the impact of the personal computer, cellular phones, and the Internet on society.
Use a causal forecasting approach to develop a forecasting : Joe Barnes is the owner of Standing Tall, one of the major roofing companies in town. Much of the company's business comes from building roofs on new houses. Joe has learned that general contractors constructing new houses typically will subcontra..
Methods of calculating cash flow from operations : State the difference between direct and indirect methods of calculating cash flow from operations?

Reviews

Write a Review

Electrical Engineering Questions & Answers

  What is average current required to charge nodal capacitance

Consider a myelinated fiber in which th nodes of Ranvier are spaced every 2mm. The resistance of the axoplasm per unit length is r(initial) = 1.4x10^10 omega/m. The nodal capacitance is about 1.5x10^-12 F.

  Discuss the transformer classification adopted by standards

Three-phase transformers are grouped according to the phase shift between their primary and secondary phase voltages. Discuss the transformer classification adopted by the standards and elucidate the terminology used for describing various transfo..

  Determine the impulse response fpr the filter

Find the impulse response fpr the filter? How many nonzero terms does the impulse response contain?

  What is the highest gain available under the conditions

A non inverting op-amp circuit with a gain of 96 V/V is found to have a 3-dB frequency of 8 kHz. For a particular system application, a bandwidth of 24 kHz is required. What is the highest gain available under these conditions

  A laser diode has a threshold current of 12 ma and emits

a laser diode has a threshold current of 12 ma and emits at 3 mwma rate. a diode current of 15 5sin omegat ma

  What will the armature voltage will be at rated load

A separately excited DC generator rated at 125V has an armature resistance of 0.75 ohms and a no load coltage of 140 VDC. What will the armature voltage will be at rated load

  With what speed do waves travel across the cord

A 2.5 meter long elastic cord is fixed at both ends. a) If the cord is vibrated at a frequency of 35-Hz, a n=3 standing wave is produced. with what speed do waves travel across the cord.

  What is average value in ac circuit

What is Average value in AC circuit?

  Calculate how many decibels of gain is required to produce

a certain radio frequency generator delivers a power level of 12 dBm. If this signal is amplified, calculate how many decibels of gain is required to produce a power of 20 dBm.

  Determine what is the output signal to noise ratio

Signal w(t) is input to the filter. This signal is white noise, with PSD = N0/2. If we denote the filter output as n(t), what is the power in n(t) We input v(t) + w(t) into the filter, where v(t) = Ac cos(2pif0t). If Ac=4, what is the output signal..

  A temparature sensitive transducer is subjected to a sudden

A temparature sensitive transducer is subjected to a sudden temparature change. it taken 10 seconds for the transducer to reach equilibrium condition ( five time constants ). the time taken by the transducer to read half of the temparature difference..

  Micro-hydropower you have a cabin in the colorado

1. micro-hydropower. you have a cabin in the colorado wilderness far away from civilization and want to install a

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd