what is definition of impulse with diagrams?

2 Answers  

---

What is a soft starter

1 Answers   OGPL, RBM,

---

what is frame structher in SDH .

0 Answers  

---

in what state the semiconductor act as conductor and insulator?

2 Answers   Spiro Solutions,

---

What is transponder? Give the difference between transducer and transponder?

0 Answers  

---

why video is AM but audio is FM modulated in TV?

3 Answers  

---

where and why do we use stright and cross cable?

0 Answers  

---

For high frequency applications will you prefer mosfet or igbt? Why?

0 Answers  

---

can you give me example of igbt drive circuit... i still not under stand how it can be design with certain equation using mathlab program...

0 Answers  

---

What is an inverter?

0 Answers  

---

Telecom BSS related ques: For cascaded 1800 BTS with master 900 BTS,if 900 master BTS is down for its own equipment fault,cascaded slave 1800 BTS gets down/stop carrying traffic without any fault as BCCH and other controllong channels are in master 900 BTS.Is there any technology/system to turn the slave 1800 BTS to a single 1800 BTS autometcally when 900 master BTS is down for its own equipment fault???It is possible to make the slave 1800 BTS single live BTS manually.But I want to know the autometic system/process.if there is any....if not available, how can we generate the system??

3 Answers   Ericsson, Grameen Phone, Nokia, TATA, Telecom,

---

What are the advantages of igbt over bjt, mosfet?

0 Answers  

---