Marconi Instruments 2955 - Page 7

GENERAL
INFORMATION
AND
DATA
Accuracy:
±:
7%
±10 Hz (at
1 kHz).
±10%
(50
Hz
ro
15 kHz).
FM
external
input
Input
impedance:
1
in
parallel with
approximately
40
pF.
CW range:
0.4
to
1000
MHz.
Deviation
range:
0 to
30 kHz
deviation.
iModulation
frequency
range:
1
Hz
to
50
kHz.
Sensitivity:
1 v
p-p
for
5 kHz deviation
±10%
to 1
kHz.
FM
distortion;
<1%
distortion
at
1 kHz with
5 kHz deviation
in a
300
Hz
to 3.4
kHz bandwidth.
Phase
modulation
CW
range:
0.4
to
1000
MHz.
Deviation
range:
0 to
10
rad.
Modulation
frequency
range:
300
Hz
to
3.4
kHz.
0.02/0.03
rad,
up
to 6.3
rad.
3
digits.
Keyboard
entry.
Step
change variation
by
increment/
decrement
keys
and
roran'
control.
±S% at
1 kHz.
±11% from 300 Hz
to
3.4 kHz.
<2%
at
1 kHz with
5
rad m.easured in a 300 Hz
to
3.4
kHz
bandwidth.
4>(V1
external
input
Input
impedance:
1 MH
in
parallel
with
approximately
40
pF.
Deviation
range:
0
to
10 rad.
Freque.ncy
range:
300 Hz
to 3.4
kHz.
Sensitivity:
]
V
p-p
for
5
rad
at
±12%
at I
kHz.
4>M
distortion:
<2%
at I kHz with
5 rads,
measured
in a
300 Kz to
3.4 kHz
bandwidth.
Resolution:
Indication:
Setting:
Accuracy:
Distonion:
46881
-622N
Apr.
S8
1-7