why the cutoff frequency is taken for 3dB and not other values like 1 or 2 db???

3 Answers  

---

draw the circuit diagram of a transistor frequency convertor using a tetrode transistor?

0 Answers  

---

Explain the use of excitation table in digital electronics?

0 Answers  

---

Why silicon type transistors are more often used than germanium type?

0 Answers  

---

If the address bus id 20bits.then the memory space is ?

0 Answers   Verifone,

---

i cleared the written xam. for the post of atc now what i am going to prepare for the interview plz.guide me i dnt wanna loose this organisation bcoz its my dream company

0 Answers   AAI Airports Authority Of India,

---

What is meant by bcd code?

0 Answers  

---

Suppose, I m talking with mine friend and I m going to market by car(setting).After some distance passed, mine call will be handover to other site, this site allready going on with full trafic than mine call will be drop or handover to the same site .....

6 Answers   Airtel,

---

i am kvsivanarayanareddy . i work in mnc company in engineering job. i completed B.Tech in electronics &communication , i want to prepare group 2 exams in ap. pls give me suggetion for preparing group, how iwill start preparation pls send to my mail .which topocis i will concertrate . how i will reach my goal pls suggest to my question.

0 Answers  

---

Which gates are called as universal gate and what are its advantages?

0 Answers  

---

Suppose in market 4n27 is not easily available so which opto isolator can I use at the place of this? What is 4n27

0 Answers  

---

what is resistive diode?

0 Answers  

---