why we prefer LED as light source insted of Laser in FSO (FREE SPACE OPTIC)communication.plz give me answer soon

3 Answers  

---

what is microprocessor and microcontroller

4 Answers  

---

I am selected for interview jr executive(electronics)in AAI.i have the interview on 13th october2010.please anyone send the requirements and share the interview details who had completed.if u have any details plz send to srikkanth.283@gmail.com r @09491955876....i'm in tense.....

0 Answers   AAI Airports Authority Of India,

---

why 8052 is preferred instead of ARM processors for soe applications

0 Answers  

---

why length of antenna is taken as one half of wavelength or one fourth of wavelength? Why not one eighth or one sixteenth?

0 Answers  

---

i am sudha..i am preparing for Appsc government polytechnic lecturers..anybody have previous papers pls send to my mail id..sudha.k402@gmail.com..

4 Answers   TCS,

---

What is meant by voltage commutation?

0 Answers  

---

Which of the following logic family has got the lowest noise? Options - ECL,TTL,DTL etc..

3 Answers   Bosch,

---

SIR,i am applying for the jr.engineer(signal)post.kindly if you send some previos sample question -answer i will be higly obliged

0 Answers  

---

Explain Speech Coding.

0 Answers  

---

Why we are using One End High ODU and One End Low ODU in Microwave Link?

1 Answers  

---

can we use DTMF technology for wireless car control

2 Answers  

---