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l.1 \chap
Introduction
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l.3 \sec
Current radioastronomy problems
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l.4
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l.9 ...requency allocation table was created \cite
[radio-astronomy-frequency...
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l.11 ...ivilisation, as we know it in Europe \cite
[radio-jove].
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l.19 \sec
Modern Radio astronomy receiver
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l.20
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l.25 ...w astronomical discoveries possible.\fnote
{Most of astronomy-related...
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l.31 \secc
Observation types
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l.35 \begitems
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l.39 \enditems
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l.43 \sec
Required receiver parameters
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l.44
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l.47 \secc
Sensitivity and noise number
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l.51 \secc
Dynamic range
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l.54 ... bit depth using a following formula \ref
[dynamic-range]
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l.56 \label
[dynamic-range]
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l.59 The formula \ref
[dynamic-range] gives values shown in table below \ref...
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l.59 ...e] gives values shown in table below \ref
[ADC-dynamic-range].
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l.61 \midinsert \clabel
[ADC-dynamic-range]{Dynamic range versus bit depth}
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l.62 \ctable
{cc}{
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l.63 \hfil ADC Bits &
Dynamic range [dB] \cr
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l.63 \hfil ADC Bits & Dynamic range [dB] \cr
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l.64 8 &
48 \cr
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l.64 8 & 48 \cr
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l.65 10 &
60 \cr
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l.65 10 & 60 \cr
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l.66 12 &
72 \cr
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l.66 12 & 72 \cr
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l.67 14 &
84 \cr
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l.67 14 & 84 \cr
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l.68 16 &
96 \cr
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up above has ended a previous alignment prematurely,
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l.68 16 & 96 \cr
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l.69 24 &
144 \cr
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up above has ended a previous alignment prematurely,
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l.69 24 & 144 \cr
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l.71 \caption
/t Standard bit depths of ADC and its theoretical dynamic range.
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l.77 ...han 80 dB above natural noise levels \cite
[spectrum-observatory]. If...
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l.80 \secc
Bandwidth
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<inserted text>
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l.84 \sec
Current status of receivers digitalization units
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\par
l.85
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l.88 \secc
Custom digitalization system
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l.91 ...m developed by Astron in Netherlands \cite
[lofar].
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[2]
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l.96 \clabel
[lofar-antenna]{Lofar antenna configuration}
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l.97 \picw
=10cm \cinspic ./img/lofar_antenna.jpg
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l.97 \picw=10cm \cinspic
./img/lofar_antenna.jpg
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<inserted text>
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_
l.97 \picw=10cm \cinspic ./img/lofar_
antenna.jpg
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l.98 \caption
/f One LOFAR LBA antenna element.
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l.99 \endinsert
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l.99 \endinsert
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l.99 \endinsert
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l.101 ...many similarly sophisticated devices\cite
[astron-devices].
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l.103 \secc
Modular digitalization systems
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l.105 ...it. It is being developed at Berkley\cite
[casper-project]. CASPER i...
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l.105 ...heirs ideas are summarised in paper \cite
[casper-paper]. Unfortunat...
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l.105 ...Z-DOK connectors is shown in picture \ref
[casper-roach]. Z-DOK con...
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l.105 ...tively high pricing (around 40 USD) \cite
[Z-DOK-connectors]. Z-DOK...
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l.108 \clabel
[casper-roach]{CASPER's ROACH data processing board}
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l.109 \picw
=10cm \cinspic ./img/Roach2_rev0_2xcx4mezz.jpg
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l.109 \picw=10cm \cinspic
./img/Roach2_rev0_2xcx4mezz.jpg
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l.109 \picw=10cm \cinspic ./img/Roach2_
rev0_2xcx4mezz.jpg
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l.110 \caption
/f CASPER project ROACH-2 data processing board. White Z-DOK c...
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l.111 \endinsert
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l.111 \endinsert
I've inserted a begin-math/end-math symbol since I think
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[]\tenrm [casper-roach]CASPER's ROACH data pro-cess-ing board =10cm ./img/Roach
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l.111 \endinsert
I've inserted something that you may have forgotten.
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With luck, this will get me unwedged. But if you
really didn't forget anything, try typing `2' now; then
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l.113 ...ently uses multichannel sound cards \cite
[amateur-fringes] or self ...
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l.113 ...ateurs are usually non reproducible \cite
[amateur-sdr] . It is evi...
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)
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