Answer / srikanta

usually copper but now a days Optical cables are used

Answer / sapthagiri

Usually copper line.

Answer / elec

copper, fiber,microwave,sdh&umux

Answer / jagadesh

The medium of propagation used for E1 link can be through 1.Atmosphere -Tropo,uhf,vhf,hf ,vsat,laser etc
2.copper -coaxial cable,cat5 cable etc
3.optical glass/plastic tube -optical fiber

what is embdeed system or device?

8 Answers  

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. A superconductor is a a.) A material showing perfect conductivity and Meissner effect below a critical temperature b.) A conductor having zero resistance c.) A perfect conductor with highest di-magnetic susceptibility d.) A perfect conductor which becomes resistance when the current density through it exceeds a critical value

1 Answers   BSNL,

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Why memory width is not 16-bit? In stead of having 8-bit in 8085?

0 Answers   Siemens,

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define UPS's working principle ?

1 Answers   Videocon,

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In the field of microprocessor what is DMA?why it is used?

13 Answers   Siemens,

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how i prepare interview for placement in IT companies

0 Answers   APC, IBM, Quality Kiosk, RDB, TCS,

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which is preferred in ckts for x-or operation a) 1 x-or gate b) 4 nand gates

1 Answers  

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how to use single phase supply for 3 phase instrumentation

0 Answers   TCS,

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When the two inputs of a multiplier are connected together, the device operates as a A Voltage doubler B Square root circuit C Squaring circuit D Averaging circuit

0 Answers  

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what is bts

0 Answers  

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What is a p-n junction diode?

0 Answers  

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How can we measure the Refractive Index of a 2 m long optical fiber?

1 Answers   Ascon, DRDO, ETA,

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