Stanford Research Systems SIM983 Operation And Service Manual page 55

4.3 Noise Characteristics
1000
100
10
0 1
10 10
Figure 4.8: Noise of the SIM983, referenced
to the input for G
SIM983 Scaling Amplifier
1
10
0
10
-1
10
-2
10
-3
10
-4
10
-5
10
-6
10
0 2000 4000
Figure 4.7:
the SIM983 at G
1.0 V rms sine wave, showing harmonic
artifacts at 1
total THD for 10 harmonics is
measured by an SR785.
not degrade with higher gain, or larger
input signal, up to the overload limits of
the SIM983.
G = +1.00
G = +19.99 RTI
G = +0.10 RTO
2 3 4
10 10 10
Frequency (Hz)
1.
6000 8000 10000 12000
Frequency (Hz)
Response spectrum
1 00 to a 1.0 kHz,
5
10 of the principal. The
96 dB, as
The THD does
TDS 3034 28 Apr 2006 14:53:41
5
10
Figure 4.9: 0.1 Hz to 10 Hz noise of
the SIM983, G
of 50.
4 – 7
of
19 99 additional gain