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| specifications of LI 5640 Lock-in Amplifiers |
| Low end frequency limit | 1.00 mHz |
| High end frequency limit | 100.00 kHz |
| Voltage Noise | 4.5 nV/vHz (typ.), 6 nV/vHz (max) |
| C.M.R.R. | 120 dB (typ.) (at 1kHz) |
| Dynamic Reserve | 100 dB or greater |
| Min. Time Constant | 10 usec |
| Max. Time Constant | 30 ksec |
| Key Features of NF Corp. LI 5640l are |
| High stability based on digital processing
Phase stability : 0.01°/°C
Gain stability : 100ppm/°C
Measurement from 1mHz is available
Low speed signal analysis is possible like infrared spectrum, temperature response etc.
High speed and smooth re |
| Other Lock-in Amplifiers by NF Corp. |
| LI 5640 (1.00 mHz,100.00 kHz) |
| 5610B (500.00 mHz,200.00 kHz) |
| 5600A (500.00 mHz,200.00 kHz) |
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