:!::10%,
50-400
Hz.
!
PUSH-PULL
OFFSET:
Switch
on
front
panel pe
mit
switching
to
or
from
any
offset
level, posi ive
or
negative.
dIrectly
to
zero
offse
Full
~
5V
range
In
500.
SQUAREWAVE
ISOLATION
OPERATING
TEMPERATURE
0°
to
50
C.
PO
ER
Detachable ground strap may
be
remove
electrically
isolate
all
BNC connectors and
cuit
grounds from case and
poverline
ground.
Maximum isolation is
_500
.
WEIGHT
11 lb. (5
kg)
Net, 15 lb. ( 7
kg)
shipping.
DIMENSIONS
IVa" (28.2 eM) W x 5%" (13.3
CM)
H x 12 ..."
(32.3
CM)
D.
NOTES:
Except
where
indicated.
specifica
ions
apply
with
25
0
C±5°C
ambient:
with
50
"'SISti
l!
load:
0
vdc
offset;
frequency
controls
set n
0.3
and
3
on
the
frequency
dial;
all
external
inputs
removed
and
after
30-minute
warm-up.
pen
circuit.
-20
db
with
ad-
emier;
total range
II'lii
~
~
~
I~
~
~
•
..
~
PJ
II
iii
...
~
IJi
~
PJi
~
TRIANGLEWAVE
ATTENUATOR: Two s
ditional
0 to
20
db
l:Df1II'nl'IQU·
>40
db.
STABILITY
Frequency, amplitude, offset
stabili
y better than
0.05%
for 10 minutes;
0.25%
for 24 hours.
SINEWAVE
AMPUTUDE
MAXIMUM OUTPUT:
20
p-p
er than :!::O.5% 0.3 Hz to
n
=2%
on
XIM
range.
SINE DISTO
nON:
<0.3%
on lowest four ranges;
<0.5%
a
ooK
range;
<2%
on
Xl
M range.
SQUAREWAVE: Rise-fall times
<60
osee.
total aberration.
TRIANGLE LINEARITY:
>99~'
between 3 Hz a
300
z.
OFFSET
Continuously variable
:!::
10
v
into
c rt: 't,
pus -pull selector. Total signal p,us 0 se
Imitej
to ::: 10 volts independent
of
erOi control, at-
tenuated proportionally
with
ste;J
a'
e uator.
'Zero
ac ive
a d
I
10
'
..
~
or
fine
tune
~N'i
-
~STA.
E.
~l~-:
_'.
wlCS
oA-
"
-)
'ut<lATION
(
n,'
•
-~~---~"":"~~
....
~"":"
......
------------------------
1000
707
E.
VERMONT
AVE.,
P.O.
BOX
31
7,
ANAHEIM,
CALIFORNIA
92803
(714)
772·2811
971
Printed
in
USA
IEC's
inexpensive,
versatile
F31
function
generator
provides
sine,
square,
and
triangle
waveforms
in
the
0.03Hz
to
3MHz
frequency
range
at
levels
up
to
10V
p-p
into
500.
F31
offers
these
outstanding
features
at
a
budget
price:
31
VARIABLE AMPLITUDE: Sine, square. triangle,
adjustable
doc
level (no a·c wavefor
I.
All wave·
forms symmetrical about ground or may
be
offset.
Output impedance is 50
n.
FIXED AMPLITUDE: Sync out. Squarewave, 2 ,
p-p
minimum
into open
circuit,
sym
etrical
about
gro nd. Rise-fall times less than
50
nsec. Output
impedance is
50
n.
TI E SYMMETRY:
>99%
to 1 MHz.
DIAL ACCURACY:
:!:2%
of
full-scale.
FREQUENCY
RANGE:
0.03
Hz to 3 MHz in six decade ranges
with
1000:1 continuous course and fine vernier
adjustment
within
any range.
CALIBRATED
COARSE-FINE
TUNE:
Operates
over
full
1000:
1 manual
tuning
range.
Smooth-acting
planetary
drive
permits
precise
frequency
set·
ting
with
either
coarse
verniers.
ADJUSTABLE
D-C
LEVEL:
waveform"
for
tests
requiring
source
without
a-c signal res n
as
doc
source
for
.d-c gain tes
s.
SPECIFICATIONS
WAVEFORMS
2·STEP,
40·db
ATTENUATOR:
For
maximum
resolution
and signal-to-noise
ratio, especially at
low
signal levels.
PLUG-IN
IC's:
On
critical
circuits,
plus
fully
accessible
components
and adjust-
ments
for
easy maintenance.
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