Philips PM 5167 Instruction Manual page 70

48
3.3.2. ADJUSTMENT
SETTING
MEASURING ADJUSTMENT
Position nr. UNIT
.
·--r--;:;--·c;:;·-··-;=-;;:-~-,-·,~=--r.F;;-;;~;f1-·'~~-'·l;:;:I-- ! -SETFo:-~~"h{:NG~;lR~N ISWEEP--S~~Ä~~lblif
i CONTR.
·····+··,·,;;::--'-r=-.~6~rt~~~3IJ~i~~~~ti~@!,~Il(~~t ~~6~}j~~jf.· _~~) -i~~~ "i~;ii~i8r
M:~::"
m m m _
I
E.""",oo ------­
_ _ _L____ _ _ _
~
_
Seq.
~neasuring
point
2.
2.1
":'C2
2.4
2.5
2.6
2.7
2.8
2.9
2.10
2.11
2.12
2.13.
2.14
2. 1
5.---+-"--:A
2~j6
2.17
2.18
2.19
2.20
2.21
2.22
2,23
2.26
2.27
2:28
2.29
2.30
2.31
2.32
2.33
""__Ll
~,~
___
~"
o
2.34
I '"
~:~: -~~~'L
2.37
""'7'\-,"L
2.38
'\t
2.39 ' \
2.40
~;t
2.41
I
'1
2.42
v
2.45
rv
10,0
x
10,0
10,0
x
100
100
1 k
10 k
10 k
o
o
o
o
o
lOOk
10,0+_+
o
x
1M O
10 lOOk O
10 100-1 MI O
1M O
100
10 1M O
40 Vpp
40 Vpp
40 Vpp
40 Vpp
40Vpp
40V pp
40V pp
32 V
pp
32 V
pp
V pp
V pp
40V pp
o
o
o
O
o
o
o
o
o
O
O
O
O
O
O
o
o
o
o
o
o
o
o
o
o
o
o
o
O
O
O
L
OUTPUT
.h
l
+30
vr-=--r=io
Vr---'
. V
'---r
ripple voltage
'n­
........ " pas.
'1
amplitude V
~eg.
'1
ampl itude V
"y_~_[)C::-()ffset
.. V
V
necessary, adjust K alternately to minimum;
observe on an oscilloscope the harmonic content
at the output of the distortiometer and Clipp
the peaks when adjusting
rv
-DC-offset~ - - - -
Gtential of the neo. tri
Repeatalternatel'ftl1eadjug~~
_ _ ----1t--_
Tl Pulse duration at FREQ MULTI. to 1
(T 1 "'" 100 I1sl pas. pu I se)
Repeat alternately the adjustment
T 1 pcriodtimeat-
"-RE-Ö.
M U L T I. to 1- - - ,
(Tl '" 1 ms)
T
1
period time at F R Ea. MU L TI. to
1
(Tl "" 1 ms)
._:."~
_ _ _ _ _ _ _ Repeat alternately the adjustment
605
657___ _
665
672'­
625
629
62Q­
628
4
5
5
5
5
5
state) on UNIT 2 - Warm up the instrument withclosed
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
RUN L
I ­-
l""K
~OUTPUT
~00.
RUN L
t
Z
r
a L saUARE OUT
RUN L
z
l
a
L saUARE OUT
RUN
L
K <0,6%
T
T 10. T l 2%
Terminate measuring cable at distortiometer
with 500.. alternately the adjustment
T
1
time at FREa Hz to lO,if
necessary, adjust potentiometer shaft
FREa Hz alter laosening the two inter­
potentiometer shaft F REa H
I
602
RUN L
Z
Z
a
a
L
L
saUARE OUT
:,aUARE OUT
T (10 ± 0,03) ms
0,003) ms _~
_____--+ _
603
2
2
RUN
RUN
RUN
RUN
RUN
RUN
RUN
RUN
RUN
L
L
L
L
L
L
L
z
Z
Z
z
z
z
a
a
a
a
a
a
a
L
:saUARE OUT
~+saUARE
OUT
L SaUARE OUT
L
saUARE OUT
L saUARE OUT
L
saUARE OUT
L
OUTPUT
f X.l00Hz±1%
± 0,2 % of end of scale value
f= (liO,006) MHz
X 1,2,3,4 ... 10
f =
X MHz ± 3,5
%
.Repeat alternately the adjustment
Signal form: - / i .::----IAdjust potential of the peak very accurately
/ ...... to the roof value.
a L OUTPUT f::.A ,:;:; ­ 5 %/0 %
t:.A
='\t-Amplitude response; if necessary
J
,
I
Ref. value: ampl. at 10.100 Hz repeat alternately adjustments 2.41 and 2.42.
a L OUTPUT f"V -ampl. response f::.A to min.
t:.A
max. amplitude - min. amplitude
in
OUTPUT U ff
~
(142 -1>0,142) V
e , -O
AC-V L
L OUTPUT K
<
4,7 % (27 dB)
603
604
605
605
606
607
512
507
507
508
626
2
2
2
2
2
2
2
6
6
4
6