Wavetek 183 Manual page 11

Model
183
5 MHz
XCG/Sweep Generator
Model 184
5 MHz
Sweep Generator
With
Linear
Sweep
Main Output
\
, ^., , -L
selectable
and
vari-
able
from
20V
p-p rnax (10V p-p
into
50S)).
J-. ,
"-l-
selectable and vari-
able
to
t10V
max
(tsv
into 50Q).
into
S0Q)
Voltage Attenuation
0 to
-80 dB:
To
-60
dB in
20 dB steps,
plus
20
dB vernier.
TTL
Pube Output
TTL pulse
at
generator frequency;
rise
and
fall
tirnes
typically
1S ns. Symmetry
variable. Drives
up
to
?C
TTL
loads.
DC Offset
and DC
Output
Waveform
offset and
DC
output
select-
able through SOQoutput. Adiustable
be-
tween
tl0V
max
(tsv
into 50O
load)
as
offset or
Vdc output.
GCV Output
0 to
+5V
open
circuit.
Proportional to
frequency of main generator;1 kSlimped-
ance.
For
use as
a
horizontal drive
signal.
VCG
-
Voltage Controlled Generator
lnput Range: 0 to
tsv.
t
nput
!
mpedance: 5
kSl (Models
1
83 and
184);
1CI
ko
(Moder 185).
Output Frequency:
Up
to
1000:1
(linear
mode);
1
00,000:
1 (logarithmic
mode,
Model
185).
Linear Slew
Rate:
2o/o
ot
range per
|Is.
Logarithmic Slew
Flate:
0 to
8oo/o
of
range
in
40
|lr;
80
to
lOOo/o
of
range in
200 lls.
Linearity:
0.0001 Hz
to 50
kHz,
O.1Yo.
Logarithmic
Response:
1
decade per volt.
Sweep
Sweep start and stop frequencies are
held
for
precise sweep
limit
adjustment.
Models 183 and
184:
Continuous
linear
sweep
of
frequency;
sweep
time of
100s
to
1
nns.
Model
1
85: Linear (3
decades max ) or
logarithmic
(5
decades
max);
up
or
down
in
frequency; continuous, in
series
of
10
steps,
or
triggered
for
one
sweep
or
one
step; sweep/step
tlme
of
100s
to
100 tls
in
S ranges.
Sweep OUtpUt:
+75V
peak (open
circuit)
ramp
or
stair step,600S).
Trigger
I
nput
Range:
1
V peak-to-peak
+ t
0V
.
lmpedance:
10
kSl,33 pF.
Pulse
Width:
5O
ps minimum.
Repetition
Bate:
5
MHz maxirnum.
HORIZONTAL
PRECISION
Dial
Acorracy
0.005 Hz
to 5
MHz !2o/o
of fult
scale.
0.0005 Hz
to
0.005 Hz !4o/o
of
reading,
and
t2% of
f
ull
scale.
(See XCG precision
spec!f
ication.)
Tirne Symmetry
!1o/o
from
0.005 to 500
kHz.
VERTICAL
PRECISION
Amplitude
Change
Less
than:
0.1.d8
0.2 dB
ldB
With
Frequency
(Sinel
0
to
100 kHz
100
kHz
to
1 MHz
1
MHz
to
5
MHz
Step Attenuator Accuraqf
10.3 dB
per
ZA
dB
step"
'stability*
Short
Term
:
10.05
o/o f or
1
0
rn
inutes
Long
Term:
tO.ZSolo
tor
24 hours
*Amplitude, dc
offset, and frequency
in
linear mode.
Amplitude
Synnmetry
O
to
1 MHz
,1o/o
of
amplitude
range.
XCG
PRECISION (Model 183 Onty!
Accuracy
+0.0t
o/o of
each
XCG setting.
uod<
Time
X
1K thru top
range
Less
than
SO0 ms
X
100
range
Less
than
Es
X
10
range
Less
than
SOs
WAVEFORM PURITY
Sine
Distortion
Less
than:
A.5o/o
for
10 Hz
to
100 kHz
1oA
tor
0.005
Hz
to
1 MHz
All
harmonics
at
least
30 dB
down for
1 MHz
to
5 MHz.
Triangle Linearity
Greater
than
99o/o
f
or
0.0005
llz
to
100 kHz.
Square Wave Rise and Fatl Tinre
Less
than 30
ns
terminateci into
50,f) load.
ENVIBONMENTAL
Specif
ications
apply
at
25cC
l$"C.
ln-
strument
will
operate
frorn
OoC
to
+50''C.
MECHANICAL
Dimensions
11%
in./28.6
crn wide;
sii
isr.lI4.E
cm
high;
1A3/a
in.l27.3 cm
deep.
Weight
8.5 lb/3.9
kg
net; 12 lbl5.5
kg
shipprng.
Power
90
to
110V,
105
to
125V,
iBO
to
220\,/
or
210
to
250V;
50 to
400 Hz;
tess
than
25 watts.
ITOTE:
Specifications apply
from l0
rCI
lOWo of a selected
frequencv
range and wittt
symmetry control
CIff
"
Symmetry
and vernii:r
affect
freguency calibration. Maximum
p()s"
sible asymrnetry
r.s dependent
upan
frr:"
guency setting.
ORDER INFORMATIGN
(FOB
San Diego)
Modet 183
Model
184
Model
185
Terrns ',rt6 10
da1.s, ne:"
"${i ciag..
$cs5
$495
$5S5
Model
185
5
[b{Hz
Lin/Log
Sweep *Enerator
$[EGlffim
MODELS 183/184118s
VERSATI LITY
Waveforrrs
Sine
*U
,
triangle \
,
square
tl,
,
p*t+"il.;e
pulse
J-L
, negative
pulse lf
,
rarr\S
''1, , TTL pulse
J1
and
DC.
Operatirq
Modes
Continuous, triggered, gated, and
su\reep.
(Model
183 has XCG mode
also.)
FreguencA
Range
0.00G'l Hz
to 5
MHz in
10
overlapping
ranges.
Model 185
Only:
Logarithmic distribu-
tion
of
0.005 Hz
to 5
MHz in 5
over-
lapping 5
decade ranges.
Frequency
Vernier
Range
Linear
Mode:
la/o
of
range.
Logarithmic
Mode:
5%
of
range.
3!V5