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TYPE 34200 STOCHASTICAL ANALVSER

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10<br />

The principel operotion modes of the equípment<br />

are the generation of correlation functions,<br />

línear or exponentíal averaging thereof<br />

and the investigatien of their behavíour wíthín<br />

the gíven domain. The analyser generates digitaily<br />

a relay correlation functíon, substituting an<br />

i -bit bínary word for the signal coming through<br />

one measuring channel ín the samplíng time<br />

ínstants (substitutíng a 5-bit binary word for<br />

the signal coming through the other measuring<br />

channel). The 1-bít manitoring is made wíth respect<br />

to a pseudo-random auxílíary signa l {also<br />

called .,dither" ). The way of sampling varies<br />

wíth the delay cycle time.<br />

.. t<br />

x(t)<br />

y(t) L__,S,_b",i_,_,_ ts _ _ _ _____, l ~b i t multipl i e r<br />

Sym metrical sampling (SS) in slow modes J<br />

,<br />

'~!<br />

i -bit multlplier<br />

Botch sornpling (BS) in medium-rate modes<br />

l -bit register 1 bit reg ister<br />

x(t)<br />

1-bit<br />

multiplier<br />

Shift sampling (ShS) in fastest modes.<br />

J

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