why use -48 volt DC power in telecom?

5 Answers  

---

Difference between mobile and a cell phone.

1 Answers  

---

what is the difference bet 4 wire transmiiters and 2 wire transmitters

1 Answers   Vacmet,

---

which type of IP we can give to our home pc?

2 Answers   Matrix,

---

what is the practical diffference between antenna gain and efficiency?

1 Answers  

---

Digital Communication has so many advantages over Analog communication then why do we use Analog Communication

4 Answers  

---

What are the different construction techniques in electronics?

1 Answers  

---

I have BEL interview nearby... plz give the details of preperation

1 Answers  

---

I have Completed my diploma in Electronics in year 2009.I got low score in TOEFL.SO what should i do to get the visa...I am confident that I will get the visa..But probable chances for getting visa....and i also got I20 and paid Visa interview fees.....

1 Answers   Halonix,

---

Explain the approximate cost of the corrosion penetration monitoring system(cpmp)?

0 Answers  

---

What is a transistor? What are its applications?

1 Answers  

---

i have design dc-dc 3-way isolator circuit,how to test psrr,response time,limit frequency

1 Answers  

---