34
IEC's
inexpensive.
versatile
F34
function
generator
provides
sine.
square.
and
triangle
wavefor.ms
in
the
0.03Hz
to
3MHz
frequency
range
at
levels
up
to
10V
pop
into
50
.
F34
offers
these
outstandmg
features
at
a
budget
price:
CALIBRATED
COARSE-FINE
TUNE:
Operates
over
full
1000:
1 manual
uning
range.
Smooth-acting
planetary
drive
permits
precise
frequency
set-
ting
with
either
coarse
or
verniers.
DIRECT-READING
SWEEP
LIMIT:
An
lEe
exclusive-for
easy set up
of
sweep
width
limits. eliminates need
for
calculations. scopes.
or
other
instru-
ments
in
setting
sweep
width
limits.
ANALOG
OF
FREQUENCY:
Voltage
output
directly
proportional
to
operation
frequency
for
driving
x-y
plotters
and
other
displays.
Output
is
present
in any
mode
of
operation.
5-STEP.
50-db
ATTEN
UATOR:
For
maximum
resolution
and signal-to-noise
ratio. especially at
low
signal levels.
PUSH-PULL
OFFSET:
Switch
on
front
panel
permits
switching
to
or
from
any
offset
level. positive
or
negative.
directly
to
zero
offset.
Full
±5V
range in
500.
SPECIFICATIONS
WAVEFORMS
VARIABLE AMPLITUDE: Sine, square, triangle,
adjustable
doc
level (no
a-c
wa
eform), sweep
sawtooth, variable duty cycle pulse variable 5 to
95%
of
full duty cycle (135
ns.
inimum).
All
waveforms, except sweep sawtooth, symmetrical
about ground. Sweep is 0 vdc based negative
going. All waveforms may
be
offset. Output im-
pedance is 50
n.
FIXED
AMPLITUDE: Sync out. Squarewave, 2 v
p-p
minimum
into open circuit, symmetrical about
un
. Rise-fall times less than 50 nsec. Output
Impedance is 50
n.
Sweep
Monitor/Sync.
Ramp,
o to 3 v minimum into open circuit. Output
impedance is
600
n.
FREQUENCY
ANALOG:
D-C
voltage proportional
to
output
frequency
on
any
mu
Itipl ier range; 0 to
+5
'olts ± 10%, linear
to
within 0.25%; output
impedance is 600
n.
FREQUENCY
RANGE:
0.03
Hz
to 3 MHz in six decade ranges
with
1000:1 continuous course and fine vernier
adjustment within any range.
DIAL
ACCURACY:
±2%
of full scale.
TIME SYMMETRY: >99% to 1
MHz.
SWEEP
SAWTOOTH:
0.01
Hz
to approx. 90
kHz.
AMPLITUDE
AXIMUM
OUTPUT:
20 v
pop
into open
circuit;
eep sawtooth to 10 v
POp
into
open
circuit
n tive going.
ATTENUATOR: 0 to
-40
db in
10-<lb
steps; with
additional 0 to 20
db
continuous vernier; total
nge
>60
db.
SINE FLATNESS: Better than
±0.5%
0.3
Hz
to
300 Hz; better than
±2%
on
XIM
range.
S! E DISTORTION: <0.3%
on
lowest four ranges;
0.5"'0
on
xlOOK
range;
<2%
on
XIM
range.
SQUAREWAVE
AND
PULSE: Rise-fall times
<60
nsec, 5% total aberration.
VARIABLE
WIDTH
PULSE:
In
addition
to
sine, square.
and
riangle
ou
pu
func-
tions.
Permits
use in
both
waveform
and
pulse
generator
applications.
ADJUSTABLE
D-C
LEVEL:
"Zero
waveform"
for
tests
requiring
active
source
without
a-c signal presence and
as
doc
source
for
doc
gain tests.
EXTERNAL
SYNCHRONIZATION:
Of
output
frequency
with
external
reference
for
tests
requiring
coherent
signals.
for
modifying
waveforms
of
precision
refer-
ence
to
sine, square, triangle.
or
pulse.
Synchronizes
to
fundame
tal.
multiple.
or
submultiple
of
reference
frequenc
.
I si
nat
plUS
offset
limited
TRIANGLE LINEARITY:
>99
be
n 3 Hz and
300 kHz.
OFFSET
Continuously variable _ 0 in 0 open
circuit,
push·pull selector.
To
to ± 10 v independetl 0
.emler
control, atten-
uated proportional!
I h s
ep
attenuator.
OUTPUT
LI
DICATOR
Glows when any
com
ination
of
signal plus off-
set level
se
ings approach maximum operating
swing
of
ge r
output
amplifier independent
of
waveform
or
mode selected.
STABILITY
Frequency, ampl itude, offset stabi lity better than
0.05% tor 10 minutes, 0.25% for
24
hours.
VCG
Exte.rnal
-c
or
a-c
vo
Itage canlrol
of
OUlpu f -
quency: 0 to + 10 v change
at
input
changes
output frequency upward
1000: from
minimum
dial
se
ing; 0
to
-10
changes ou
put
fre-
quency downward 1000: 1 from maximum
dial
setting;
within
any
multiplier
range. Linea 0
lithm
0.25%. Bandwidth
IS
100
kHz,
liml
eO
to
0.3
vi
"sec. Input impedance is > 10
k!!_
EXTERNALL
Y
SYNCHRO
!ZED
Output frequency
can
be
synchronized to
ex-
ternal periodic reference signal >3 v
POp
(100 v
pop
max)
applied to Trigger/Sync
input
when
generator is tuned within 1% of reference fre·
quency. Input impedance
is
5 k!!.
MODES
CONTINUOUS: Operates
as
standard Function
Generator
with
frequency determined
by
fre-
quency control settings in parallel
with
VCG
.input.
SWEEP:
Continuous Sweep: Linearly sweeps the
main generator upward between
limits
set
with
main frequency dial and Sweep
Limit
cursor.
Maximum sweep range is 1000:1.
Sweep
Time
OUTPUT
LIMIT
INDICATOR:
Another
IE
exclusive-glows
red
to
warn
when
offset
and
level
controls
are
set
such
hat
waveform
peak
approaches
maxi-
mu
output
voltage
limit
where
clipping
III
occur
Operates
in
any
mode
includmg
trigger
and
'<ITPV
..
,
gate
al
hough
output
is
only
on
dUring
trigger
or
gate
i
terval
PLUG-IN
IC's:
On critical
circuits,
plus
fully
accessible
components
and adjust-
ments
for
easy maintenance.
control
with
six decade ranges and 100:1 con-
tinuous vernier provides sweep durations
t
10
JLsec
to 100 sec.
Triggered Sweep: anual or external
comm""
>±
1 v (100 v max) initiates one sweep cycle.
Main
output
is on only during sweep interval.
BURST: Integral number
of
main generator wave-
form cycles
(as
set
ith
Trigger Level control)
are repetitively riggered
by
internal sweep gen-
erator
at
rates
up
to 90k bursts/sec.
TRIGGER:
a
uat
or external signal
>±
1 v
(=3
v
on
XI
ra
e.
00 v
max,
at Trigger/Sync
input
mitial
one complete waveform cycle. Trigger
L
con
I
de
ermines any triggering point
on
'I'IP'o
rm.
I put impedance is 10
k.f!.
GATE:
• anual
Dr
external signal
>±1
v
(:1:3
von
.'
rangel, 00 v
max,
at the Trigger/Sync
input
tes main generator output
on
for the duration
o the gate signal with last cycle completed after
gate is removed.
ISOLATION
Detachable ground strap
may
be
relTlO1
ed
to elec-
trically
isolate all
BNC
connect - and
circuit
grounds from case and powerhne ground. Max-
imum isolation is
±500
v.
OPERATING
TEMPER
URE
0°
to 50°C.
POWER
115 vac ± 10% or
230
= 10%, 50-400
Hz,
25 w maximum.
DIMENSIONS
1JlIe" (28.2
CM)
W
(32.3
CM)
D.
5
"(13.3
CM)
H x
12%"
WEIGHT
11
lb. (5 kg)
Ne,
5 lb. (7
kg)
shipping.
NOTES, Except where
indicated,
specifications
apply
with
25
0
C==5°C
ambient,
with
5011
resistive
load, 0
vdc
offset:
frequency
controls
set
between
0.3
and
3 on
the
frequency
dial:
all
external
inputs
removed
and.
30-minute
.arm-up.
INTERSTATE
ELEC.TRONICS
CORPORATION
Department
7000
707
E.
VERMONT
AVE.,
P.O.
BOX
3117,
ANAHEIM,
CALIFORNIA
92803
(714)
772·2811
971
Printed
in
USA
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