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SECTION 1
General Information
DC offset and DC output voltages available: +15V/no
load, &7.5V/5OQ load.
Bust oscillation
and gate oscillation
modes:
Number of burst oscillation
cycles: 1 cycle to 65,536 cy-
cles.
Start/stop
phase: -360' to 360".
Trigger
source: External/internal
and trailing/edge
are selectable.
Internal trigger period: lpsec to 2999.9sec.
A wide variety of frequency sweep functions
and as-
sociated input and output signals:
Sweep functions: 1,
LIN/LOG,
A
/ n
CONT/SINGLE
and HOLD/RESUME
sweep opera-
tions.
Sweep time: 5msec to 9999s~~.
SYNC, MARKER, and X DlUVfZ output signals.
SINGL START and HOLD input signals.
Each parameter setting can be performed using either
the numeric keys or the MODIFY
knob and keys. The
two-line,
40 character LCD clearly displays all neces-
sary information.
Various modification
steps sizes are
available: +l, ?5, x+2, and x+10.
Battery backed-up memory stores up 10 configuration
settings in addition to the configuration
in effect when
power is turned off.
Standard GPIB interface allows the Model 3930A to be
programmed
over the GPIB (IEEE-488 interface bus).
Digital
I/O allows the Model 3930A to be used as a
multiphase
oscillator in conjunction
with the optional
Model 3933A Phase Shifter.
Output
range mode can be switched from automatic
(AUTO) to fixed (D(D).
1.3
WARRANTY
INFORMATION
Warranty information
is located on the inside front cover
of this operator's manual. Should your Model 393012 re-
quire warranty
service, contact the Keithley
representa-
tive or authorized
repair facility in your area for further
information.
When returning
the instrument
for repair,
be sue to fill out and include the service form at the back
of this manual in order to provide the repair facility with
the necessary information.
1.4
MANUAL
ADDENDA
Any improvements
or changes concerning
the ix&n-
ment or manual will be explained
in an addendum
in-
cluded with the unit. Be sure to note these changes and
incorporate
them into the manual before using the unit.
1.5
SAFETY TERMS AND SYMBOLS
The following
safety terms and symbols are found on the
instrument
or used in this manuaL
The A
symbol on the instrument
indicates
that the
user should refer to the operating instructions.
The WARNING
heading used in this manual explains
dangers that might result in personal injury or death. Al-
ways read the associated information
very carefully
be-
fore performing
the indicated procedure.
The CAUTION
heading used in this manual explains
hazards that could damage the instrument.
Such damage
may invalidate
the warranty.
1.6
UNPACKING
AND REPACKING
1.6.1
Unpacking
After carefully unpacking
the instrument
from its ship-
ping carton, inspect it for any obvious signs of physical
damage. Report any such damage to the shipping
agent
immediately.
Save the original packing carton for storage
or possible future shipment.
1.6.2
Shipment
Contents
The following
items are included
with
every Model
393OA order:
l
Model 3930A Multifunction
Synthesizer
. Model 3930A Operator's Manual.
. Power cord
l
Fuse (lA, 25OV, 5 x 20mm)
l
BNC to BNC signal cable
l
Additional
accessories as ordered.
1.6.3
Operator's
Manual
If an additional
manual is required,
order the manual
package, Keithley part number 3930A-900.00. The man-
ualpackage includes an operator's manual and anyperti-
nent addenda.
l-2
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