what is the different between opamp,comparator and amplifier?

2 Answers  

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about transmitter

1 Answers   BSNL,

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What is the weight per meter (Kg/m)of 0.5mm dia copper 10 pair,50 pair and 100 pair,200 pair,500pair telephone cables?

0 Answers  

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How WDM works in wireless system...as we say that it works in optical and signals transmitted in this are light signals...??

0 Answers  

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What is ascii in reference to electronics?

0 Answers  

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what are components used in LED message display board

2 Answers  

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What is back diode?

0 Answers  

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what is Voip

1 Answers  

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why Current conduction through electron?

5 Answers  

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Balun is a transformer which changes a). unbalanced to balanced line b). balanced to unbalanced line c). zero to infinite impedance d). input like transformer

3 Answers   Cisco,

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an unknown semiconductor has Eg=1.1ev and Nv=Nc.it is doped with 10^15 donors,where the donor level is 0.2ev below Ec. given that Ef is 0.25ev below Ec, calculate ni and the concentration of electrons and holes in the semiconductor at 300k.

1 Answers   Universiti Malaysia Pahang,

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what is definition of impulse with diagrams?

2 Answers  

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