DCS500PA
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Spectroscopy Instruments Digital Lock-In Amplifier DCS500PA High Performance I/V Amplifier Features Signal Channel Voltage Input Mode Full-scale Sensitivity Current Input Impedance Voltage Current C.M.R.R Dynamic Reserve Gain Accuracy Noise Line Filters Gounding Single-ended or Differential 1nV to 1 V in a 1-2-5 sequence 106 or 108 V/A 10 MΩ // 25pF, AC or DC coupled 1kΩ to virtual ground >100 dB to 10 KHz, decreasing by 6 dB/ oct >100 dB 0.2% typ, 1% max 10nV/√Hz at 1 kHz 0.13pA/√Hz at 1 kHz 0.013pA/√Hz at 100 Hz 50/60 Hz and 100/120 Hz BNC shield can be grounded or floated via 1kΩ to ground Reference Channel Input Frequency Range Reference Input Input Impedance Phase Resolution Absolute Phase Resolution Relative Phase Resolution Phase Noise Synthesized, <0.0001°rms at 1kHz 0.005°rms at 1 kHz (100 ms time constant, 12 dB/oct) <0.1°/℃ below 10 kHz <0.5°/℃ above 10 kHz Harmonic Detection Acquisition Time Internal Ref. Instantaneous acquisition Time constants extending from 10μs to 30s Low-noise current and voltage inputs Data Acquisition Systems Stability Digital outputs Display Analog outputs Harmonic rejection Time constants Synchronous filters no zero drift on all setting no zero drift on all setting <5 ppm/℃ for all dynamic reserve settings -90dB 10μs to 3ks (<200Hz) 10μs to 30s (>200Hz) (6, 12, 18, 24 dB/oct rolloff) Available below 20 Hz Internal Oscillator Frequency Range Accuracy Resolution Distortion Amplitude Accuracy Stability Outputs 50 mHz to 120 kHz 25 ppm+30 μHz 1 mHz -80 dBc (f<10 kHz), -70 dBc (f>10 kHz) 0.10Vrms to 1 Vrms 1% 50 ppm/℃ Sine, 50 Ω output impedance Display Screen Display quantities Display types 3.5 inch, 320×240 TFT 4 channels of data to display X,Y,R and θ Large numeric readout Outputs CH1 and CH2 Outputs Function X, Y, R, θ ±5 V Amplitude Impedance 100 Ω Interfaces RS232 and RS232 to USB interfaces. All instrument functions can be controlled and read through USB interfaces. General Power requirements Voltage 220/240V AC Frequency 50/60 Hz Power 30 Ww Dimensions Width 259 mm Depth 320 mm Height With

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