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9 SPECIFICATIONS
Number of Detector Channels
Voltage Inputs
Voltage Input Impedance
Current Input Impedance
Common Mode Rejection
Dynamic Reserve
Frequency Range
Reference Input
Input Impedance
Phase Resolution
Absolute Phase Error
Relative Phase Error
Int. Reference Phase Noise
Ext. Reference Phase Noise
Harmonic Detection
Acquisition Time
Harmonic Rejection
Time Constants
Family of Brands – ILX Lightwave
Sensitivity
Current Input
Gain accuracy
Noise
Line Filters
Ratio
Stability
REFERENCE CHANNEL
Orthogonality
Phase Drift
Stability
INTERNAL OSCILLATOR
• New Focus™ • Ophir
®
SIGNAL CHANNEL
Single-ended or differential
2 nV to 1 V
6
10
or 10
10 MΩ + 25 pF, AC or DC coupled
1 kΩ to virtual ground
±1% (±0.2% typ.)
6 nV/√Hz at 1 kHz
0.13 pA/√Hz at 1 kHz (10
0.013 pA/√Hz at 100 kHz (108 V/A)
50/60 Hz and 100/120 Hz (Q=4)
100 dB at 10 kHz, decreasing by 6 dB/oct above 10
kHz
>100 dB (without prefilters)
<5 ppm/°C
0.001 Hz to 102.4 kHz
hopper wheel dependent
TTL or sine (400 mVpp min.)
1 MΩ, 25 pF
0.01° front panel, 0.008° through computer
interfaces
<1°
<0.001°
90° ± 0.001°
Synthesized, <0.0001° rms at 1 kHz
0.005° rms at 1 kHz, 100 ms, 12 dB/oct
<0.01°/°C below 10 kHz
<0.1°/°C, 10 kHz to 100 kHz
2F, 3F, ... nF to 102 kHz (n < 19,999)
(2 cycles + 5 ms) or 40 ms, whichever is greater
DEMODULATOR
Digital outputs and display: no drift.
Analog outputs: <5 ppm/°C for all dynamic reserve
settings.
-90 dB
10 µs to 30 ks (6, 12, 18, 24, dB/oct roll off).
Synchronous filters available below 200 Hz.
• Corion • Richardson Gratings™ • Spectra-Physics
®
MLIDA, Rev A
1
8
V/A
6
V/A)
®
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