what is IP 68 & IP 66?

2 Answers   Ecil, ONGC, TCS,

---

Which semiconductor device is used as a voltage regulator and why?

11 Answers   Hexaware, Kirloskar, Syntel,

---

What is the forbidden energy gap? How does it occur? Define what is its magnitude for ge and si?

0 Answers  

---

Why is schottky diode called hot-carrier diode?

0 Answers  

---

How to calculate knee point voltage? Describe its purpose for differential protection.

0 Answers  

---

---

Why the input impedance of OP-Amp is so high?

1 Answers   TCS,

---

what is firing angle of phase controlled rectifier?

0 Answers  

---

What is the work of BOIA, TRx, BB2F, Duplexer, Combiner, Multi-coupler, RRI.

0 Answers   NSN,

---

why ICS starts with 74

7 Answers   Caritor, College School Exams Tests,

---

Explain the importance of if in radio receiver?

0 Answers  

---

Is the data bus is Bi-directional?

0 Answers   IBM,

---

What is the state if the RED LED is glowing on DVxx card What is the state if the YELLOW LED is glowing on DVxx card What is the state if the GREEN LED is glowing on DVxx card Which frequency band DVDC is used Which frequency band DVGA is used What is the function of Bias Tee (BPxx) Which power supply card required for Ultra BTS for AC 230 V input Which power supply card required for Ultra BTS for DC -48V input Which power supply card required for Ultra BTS for DC 24V input What is the state if the GREEN LED is glowing on PWSx card What is the state if the RED LED is glowing on PWSx card What is the state if the YELLOW LED is glowing on PWSx card How many maximum PWSA cards can be inserted in a Ultra BTS cabinet How many maximum PWSB cards can be inserted in a Ultra BTS cabinet How many maximum PWSC cards can be inserted in a Ultra BTS cabinet What is the output power rating of one PWSA card What is the output power rating of one PWSB card What is the output power rating of one PWSC card What is the function of Receiver Multicoupler (M2xA or M6xA) How many TRX's are supported by one Receiver Multicoupler- M2xA How many TRX's are supported by one Receiver Multicoupler- M6xA What is the function of Remote Tune Combiner (RTxx) unit

1 Answers   Nokia,

---