Gajendra Gada

9 Questions 29 Answers 0 Followers

Questions related from Gajendra Gada

How do I get Vgs equation for MOSFET small signal equivalent model ?

In attachment, I have shown two Small Signal Equivalent Models of MOSFET for finding out Vgs.In First Small Signal Equivalent Model of MOSFET, I have found out Vgs = Vg= (Vin R1//R2)/(Rg+R1//R2),...

07 October 2015 725 16 View

How to find the gain and noise figure of cascade low noise amplifier ?

Dear Zekry Sir, You have helped to me many questions earlier, you have helped me like anything earlier. Can you help me to resolve below problems. I had searched lot to find solution for the...

03 August 2015 1,363 4 View

What are the limitations and importance of active and passive feedback in the designing of low noise amplifier ?

While designing low noise amplifier (LNA), we are using both passive feedback and active feedback. what are its importance and limitations of active and passive feedback, while designing...

28 June 2015 3,633 4 View

Can someone provide the BJT, HEMT transistor and CMOS transistor noise small equivalent circuit document ?

I need the BJT, pHEMT and CMOS transistors noise equivalent small signal explanation and derivation equations documents. I searched lot in the google, could not find it. I require them, if you...

07 June 2015 8,423 3 View

How can I derive the third order input intercept point (IIP3) of my low noise amplifier (LNA)?

Dear Sir, I want to derive the Third order Input Intercept Point for my low noise amplifier (LNA), which is working at 2.5 GHz.. How to derive the third order input intercept ...

19 May 2015 1,176 3 View

How to draw no connection between two crossing wires using Proteus 7 ISIS 7 professional?

I am using PROTEUS 7 ISIS 7 Professional for the drawing Electronic circuits. I want to draw a two crossing lines with no connection on one line or jumper between the two lines using PROTEUS 7...

22 April 2015 7,937 6 View

How do you obtain quality factor Q of the input circuit?

As we know that quality factor "Q" is defined as follows, Q= (Average energy stored)/ (energy loss/ second) How do you obtain this quality factor for any input circuit? I have shown in the below...

22 January 2015 2,198 2 View

How can I understand derived Noise Figure Equation of Low Noise Amplifiers?

I wanted to know how to derive the expression for the Noise Figure (NF) equation of Low Noise Amplifier (LNA). I have taken diagrams of equivalent circuits of a low noise amplifier and also...

17 January 2015 7,842 4 View

How can I draw Equivalent Circuit & Obtain related Equations?

I have designed Power amplifier (PA) and low noise amplifier(LNA) at 3.5GHz and I want to draw equivalent circuit for my PA and LNA. From the equivalent circuit, I have to obtain related...

31 December 2014 2,870 19 View