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Recent content by pankaj.patil

  1. P

    Zener Diode Calculations

    this competitive exam question I am unable to solve, Please help me.
  2. P

    Zener Diode Calculations

    A zener diode is used to regulate a fluctuating D.C. supply Vz=24 V, Iz(min)= 2 mA, Po=1 W. The load current can vary from 0 to 10 mA, if Rz=0 , calculate the rang of inpute voltage for which it can be used.
  3. P

    how to measure SNR of mixer ?

    Thankx to answer my question U have some doubt about this. 1. how to measure SNR from spectrum analyzer ? 2.when we connect input to mixer what about LO ? 3. please provide theoretical formula so I will compare it with practical output . Thank You
  4. P

    How to measure OIP3 point of mixer ?

    Hello Sir how to measure OIP3 point of mixer practically and theoretically ? please give me practical setup also. VNA , signal gerator and spectrum analyzer are available to me , how to use it to measure SNR ? Thank You
  5. P

    how to measure SNR of mixer ?

    Hello Sir how to measure SNR of mixer practically and theoretically ? please give me practical setup also. VNA , signal gerator and spectrum analyzer are available to me , how to use it to measure SNR ? Thank You
  6. P

    How to measure Image Rejection Ration of Mixer ?

    Thank you biff44 At different Frf we get different Image Rejection, then which Image Rejection should consider? And what is theoretical formula to calculate image rejection ration to compare it with practical result? thank you
  7. P

    How to measure Image Rejection Ration of Mixer ?

    Hello Sir How to measure Image Rejection Ration of Mixer ? Can you give me experimental setup to measure Image Rejection Ration of MIXER ? Thank You
  8. P

    to select input range of circuit which parameter should consider

    thankx Sir
  9. P

    to select input range of circuit which parameter should consider

    Hello Sir How to select input range of any circuit ? which parameter should consider ? my circuit consist FETs and passive elements , how to decide input single rage to run my circuit safely ? Thank You
  10. P

    how to minimize parasitic component ?

    Thank You Sir Sir Can you suggest me any book for this ? If possible send me link to download the book. Thank You
  11. P

    how to minimize parasitic component ?

    Hello Sir How to minimize parasitic components(inductor and capacitor) come inaction at RF frequency in PCB fabrication ? What is their effect on circuit ? and How can the minimize ? Sir, can you suggest me any book or application notes so I can clear my basic regarding this ? Thank You
  12. P

    how to calculate trakc width for PCB design at RF frequency ?

    hello sir carrier frequency is 800MHz to 900MHz (GSM Band)
  13. P

    how to calculate trakc width for PCB design at RF frequency ?

    Hello Sir How to calculate track width for pcb design at RF frequency ? PCB type = FR4 (Glass Epoxy material) dielectric constant = 4.5 thickness = 0.8 mm copper clad thickness = 18 microns Thank You
  14. P

    PCB desing at high frequency (type of PCB and track size)

    Hello sir Thank You for reply I am using FR4 sheet for PCB design with Er = 4.35 . What should be track width ? 6 mils track width is ok ? Thank You
  15. P

    PCB desing at high frequency (type of PCB and track size)

    Hello Sir What should be the Track size and Type of PCB used for circuit design at high frequency (RF about 1Ghz) ? Thank you
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