What is meant by current commutation?

0 Answers  

---

Suppose you have been asked to design one electronic circuit then starting from basic what procedure do you follow?It should include all standard industrial measures. Please reply.Thanks.

0 Answers  

---

in optical fiber cabels, which type of losses can be occured, and how the signal-loss happens?

2 Answers  

---

Why sinusoidal waves are mostly used for communication rather than any other waveforms..please give 4 reasons

3 Answers  

---

What is the ideal op-amp CMRR ?

0 Answers   Lucent,

---

Definition of power electronics?

0 Answers  

---

What is race around condition in a jk flipflop? How it can be avoided?

0 Answers  

---

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,

---

how we can make the connection among the phones?

2 Answers   Motorola,

---

What is Banked Register in Arm 7?

0 Answers  

---

Why do we need digitisation?

0 Answers  

---

how to design an ups and battery connections for ups .

0 Answers  

---