ELECTRONICS Programming and Technical

What do you mean by ASCII, EBCDIC?

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ELECTRONICS Other Question

What do you mean by 3 dB cutoff
frequency? Why is it 3 dB, not 1 dB?

A 2MB PCM(pulse code modulation) has

a) 32 channels
b) 30 voice channels & 1 signalling channel.
c) 31 voice channels & 1 signalling channel.
d) 32 channels out of which 30 voice channels, 1 signalling channel, & 1 Synchronizatio channel.