Answer / sarem

E1 is a group of voice Chanel and signaling Chanel.
1E1 is equal to 32 Chanels.

Answer / reza r

E1 is a unit of data transmission that consists of 32 time
slots. Each time slot consist of 64Kbits so the E1 is 2Mbits.

What is non-weighted code?

0 Answers  

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Can someone guide me about the written test paper pattern for s/w engg having exp of more than 3yrs.will it be technical or aptitiude?

0 Answers  

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What is meant by D-FF? What is the basic difference between Latches and Flip flops? What is a multiplexer? How can you convert an SR Flip-flop to a JK Flip-flop? How can you convert an JK Flip-flop to a D Flip-flop? What is Race-around problem? How can you rectify it? Which semiconductor device is used as a voltage regulator and why? What do you mean by an ideal voltage source? What do you mean by zener breakdown and avalanche breakdown? What are the different types of filters? What is the need of filtering ideal response of filters and actual response of filters? What is sampling theorem? What is impulse response? Explain the advantages and disadvantages of FIR filters compared to IIR counterparts. What is CMRR? Explain briefly. What do you mean by half-duplex and full-duplex communication? Explain briefly. Which range of signals are used for terrestrial transmission? What is the need for modulation? Which type of modulation is used in TV transmission? Why we use vestigial side band (VSB-C3F) transmission for picture? When transmitting digital signals is it necessary to transmit some harmonics in addition to fundamental frequency? For asynchronous transmission, is it necessary to supply some synchronizing pulses additionally or to supply or to supply start and stop bit? BPFSK is more efficient than BFSK in presence of noise. Why? What is meant by pre-emphasis and de-emphasis? What do you mean by 3 dB cutoff frequency? Why is it 3 dB, not 1 dB?

0 Answers   MAHINDRA,

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hello! i am a new/fresh industrial electronics enginner ? I am going to have an interview on 10 May. What topics and questions should i study for the preparation of my interview and what will be the possible questions that one can ask from a fresh industrial electronics engineer ?

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what is selective flooding?

2 Answers   Syntel, TCS,

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What is the difference between FDM and WDM?

5 Answers  

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What are the advantages of current commutated chopper?

0 Answers  

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what is used in cd audio player to reproduce sound?

2 Answers  

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What is the effect of polarization of dielectric under heat?

0 Answers  

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What is hard switching of the thyristor?

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State the de morgan's theorem?

0 Answers  

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IN AN OSCILLOSCOPE TWO COUPLING IS THERE, THAT IS AC & DC COUPLING, WHERE DO WE USE THESE COUPLINGS ?

2 Answers   DRDO, VH,

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