Level
accuracy at 1 kHz With a load impedance of greater than 10 kQ:~
±5% for
levels
above 50 mV
and ±10% for levels from
500
pV
to
50
mV.
Frequency
response
Typically
better than ±1 dB from
0.1 Hz
to 300
kHz.
SWEEP
Control modes Start/stop values of selected parameter;
Number of steps;
Time per step.
Step time 1 ms to 20 s per step.
Sweep ramp Synchronized analogue ramp with an amplitude of nominally 0 V
to 10 V peak on rear panel BNC connector.
Markers 5 user selectable markers for frequency or
level
provide an
indication when specified parameter values have been reached.
Output 0 V to +5 V from 600 O on rear panel BNC socket.
}
Trigger Rear panel BNC connector. Applying 0 V
or
a
switch
closure
starts the sweep or steps the sweep from point to point. Socket is
internally
connected via
10
k£2 pull-up resistor
to
+5 V.
FREQUENCY STANDARD
Frequency 10 MHz.
Temperature
stability
Better than ±5 in
10
8
over
the
operating range of
0
to 50°C.
Warm
up time Within 2 in 10
7
of final frequency within 10 minutes from switch
on at 20°C ambient.
Aging rate Better than 2 in 10
7
per year; better than 5
in
10
10
per
day after 1
month continuous
use.
Output Rear panel BNC socket provides an output at frequencies of
1
,
5
or 10 MHz with a nominal 2 V pk-pk
level into
50
O.
External
input Rear panel BNC socket accepts an input
at
1,
5
or
10
MHz
with a
minimum level of 2 V pk-pk. Maximum input
level
5
V
pk-pk.
GPIB INTERFACE A GPIB interface is fitted. All functions except the supply switch
are remotely programmable.
Capabilities Complies
with
the
following
subsets as
defined in
IEEE Std.
488.1: SHI, AH1, T6, TE0, L4, LEO, SRI, RL1, PP0, DC1,
DTI, CO, E2.
RADIO
FREQUENCY
INTERFERENCE
Confirms to
EEC directive
76/889
and VDE 0871
as to
limits
of
RF interference.
SAFETY Complies with IEC 348.
UL 1244 approved.
1-12
46882-074C
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