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

0 Answers  

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what will be the effect on device when volotage is below than tht required nd why?

4 Answers  

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W#hat is the Present cabling used in Ethernet? and present days networks?? And What is the mostly used topology now a dyas?

3 Answers   BARC,

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what FET were we use its

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What is meant by inverter?

0 Answers  

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What problem arise if we use regulators without/before filters?

0 Answers  

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what are the basic courses can be done for ece branch?

0 Answers  

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What are the disadvantages of load commutated chopper?

0 Answers  

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sir iam appearing railway exam 12to 15 times but unfortunately i could not qualify the written examination.can u give some suggestion for how to appear. this examination

2 Answers  

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1. How many TRXs are supported in Nokia Metrosite 2. What is the command to lock the TRX 3. What is the command to unlock the BTS 4. What is the command from BSC to check the alarm in BTS 5. What is the maximum transmit power of FlexiEdge BTS 6. When Abis link is down, name the alarm that is generated at BSC 7. Orange LED on RRI card is glowing – what is the indication? 8. How many E1s are supported by one E1 card in BTS 9. How many ways one can login to BIO card? 10. What are the different data rates in Abis for Traffic, TRX signaling and OMU 11. BCSU card in BSC can support how many TRXs? 12. What is the command to check list of sites that are down? 13. How many TRX are supported when we use one M2HA card in BTS? 14. Name the different types of power supply card in BTS and the output power of each card 15. Ater interface is between transcoder and MSC – True/False 16. SS7 signaling is used in Abis interface – True/False 17. FlexiEdge BTS has RRI card – True/False 18. From Transcoder to MSC, data rate for each call is 64Kbps – True/false 19. Name different types of TRXs which supports different GSM bands 20. ODU LED shows orange – what is the significance?

0 Answers   Nokia,

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how server differentiate different clients ie if you r using http application server listen through port 80 if all client using same http application then how?

0 Answers   HCL,

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A thread has to access the address space of all other threads in the same process and can therefore mess up the stacks of other threads. Why is this not a protection problem? Could the same be allowed to occur for processes, e.g. one process writing data into the stack of other.

0 Answers   HCL,

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