what is need of modulation & de-modulation in communication?

6 Answers  

---

plz send the rrb junior engg and assistant loco pilot previous quastion papers

0 Answers  

---

we r saying that low pass rc filter will allow low frequency components n attenuates the high frequency components..but at low frequency reactance offer by capacitor is high..it will act as open circuit..hence there will no output..but practically we getting output. how?

2 Answers  

---

What is the difference between a hart and a smart transmitter?

1 Answers  

---

how can i do offset compensation , phase compensation and gain ratio using DAC?

0 Answers  

---

IN A PN JUNCTION DIODE,( ON FORWARD BIAS ) WHEN ELECTRONS AND HOLES PAIRS MADE AND CURRENT FLOWS,THEIR IS NO END OF ELECTRONS AND HOLES IN A LITTLE SEMICONDUCTOR DEVICE.

0 Answers  

---

Two capacities of 4 μF and 12 μF are joined in parallel. The total capacitance is

1 Answers  

---

What do you mean by ASCII, EBCDIC?

11 Answers  

---

What is Not-So-Stubby (NSSA)in Open Shortest Path First?

0 Answers  

---

i wanna know question and answers related to last iffco get papers

0 Answers   IFFCO,

---

Fr aptitude question which for preparing good book?

0 Answers  

---

Why the aspect ratio of tv video display is 4:3 or 16:9? Why not it is any other?

0 Answers  

---