Answer / chinna

GSM uses differennt frequency channels with a seperation of 200MHz, where as CDMA uses same frequency. in cdma it generates a unique pseudo random number which can be decoded by only targeted receiver. this is done for avoiding user interference( like crosstalk).

For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel

11 Answers   Balaji, Bhel, BSNL,

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iam an electronics & comm engg student.i have applied for AAI can u please forward the old and related question papers to my id lali.ece63@gmail.com

0 Answers  

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Define what is a p-n junction?

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I have applied for the post of Assistant Instrumentation Engneer in IOCL and need urgently IOCL sample paper please help me.

0 Answers   IOCL,

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Define angle modulation?

0 Answers  

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What are laser diodes?

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i want the aptitude test papers of wipro can any one help plz

0 Answers   Wipro,

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What is the difference between Analog circuit and Digital circuit?

2 Answers   Sail, TCS,

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What is a log file and what it stores during drive test?

0 Answers   eWave,

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What are the applications of ac voltage controllers?

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Name one microprocessor that works in the same way as that of intel 8085 but of another company.

0 Answers   Bhel, NTPC,

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