Model | LI 5660 | LI 5655 | LI 5650 | LI 5645 | ||
---|---|---|---|---|---|---|

Frequency Range | 0.5 Hz to 11 MHz | 0.5 Hz to 3 MHz | 1 mHz Hz to 250 kHz | |||

Signal Input | voltage | (A, A-B) | ✓ | ✓ | ✓ | ✓ |

10 Vrms input (C) | ✓ | — | — | — | ||

HF input (HF) | ✓ | — | — | — | ||

Current | (I) | ✓ | ✓ | ✓ | — | |

Sensitivity | Voltage Input | A, A-B: 10 nV to 1 V F.S. (0.5 Hz to 3 MHz) C: 1 mV to 10 V F.S. (0.5 Hz to 3 MHz) HF: 2 mV to 1 V F.S. (10 kHz to 11 MHz) |
10 nV to 1 V F.S. | |||

Current | 10 fA to 1 µA F.S. | - | ||||

Input Refferred Noise Voltage |
4.5 nV/√Hz (supplement value) | |||||

PSD | 2-phase, 2 PSDs | 2-phase, 1 PSD | ||||

Dynamic Reserve | 100 dB | |||||

Time Constant | 1 µs to 50 ks | 5 µs to 50 ks | ||||

Analog Output Max. Update Rate |
Approx. 1.5 M samples/s | Approx. 780 k samples/s | ||||

Fractional Harmonic Measurement |
✓ | ✓ | ✓ | ✓ | ||

Dual Frequency Simultaneous |
✓ | ✓ | ✓ | — | ||

External 10 MHz Synchronous Input |
✓ | ✓ | ✓ | ✓ | ||

Measurement Parameter |
X, Y, R, θ, DC, NOISE | |||||

Remote Control Interface |
USB, GPIB, RS-232, LAN | |||||

Dimensions (W x H x D:mm) |
430 x 88 x 400 | |||||

Weight | Approx 7.5 kg | |||||

Instruction Manual | Document | Document |

Model | LI 5640 | LI 5630 | 5610B | LI-575 | ||
---|---|---|---|---|---|---|

Frequency Range | 1 mHz to 100 kHz | 0.5 Hz to 200 kHz | ||||

Signal Input | voltage | (A, A-B) | ✓ | ✓ | — | — |

10 Vrms input (C) | — | — | — | — | ||

HF input (HF) | — | — | — | — | ||

Current | (I) | ✓ | — | — | — | |

Sensitivity | Voltage Input | 2 nV to 1 V F.S. | 100 nV to 1 V F.S. | 100 nV to 500 mV F.S. | ||

Current | 5 fA to 1 µA F.S. | — | — | |||

Input Refferred Noise Voltage |
6 nV/√Hz (supplement value) | 5 nV/√Hz (supplement value) | ||||

PSD | 2-phase, 1 PSD | |||||

Dynamic Reserve | 100 dB | 110 dB | 100 dB | |||

Time Constant | 10 µs to 30 ks | 1 ms to 30 s | 1.25 ms to 125 s | |||

Analog Output Max. Update Rate |
Approx. 256 k samples/s | — | — | |||

Fractional Harmonic Measurement |
— | — | — | — | ||

Dual Frequency Simultaneous |
— | — | — | — | ||

External 10 MHz Synchronous Input |
— | — | — | — | ||

Measurement Parameter |
X, Y, R, θ, DC, RATIO, NOISE | X, Y, R, θ, DC, RATIO | X, Y, R, θ, (RATIO), NOISE | |||

Remote Control Interface |
GPIB, RS-232 | — | ||||

Dimensions (W x H x D:mm) |
434 x 132.5 x 450 | 432 x 132.5 x 500 | 480 x 149 x 500 | |||

Weight | Approx. 10 kg | Approx. 13.5 kg | Approx. 20 kg | |||

Instruction Manual | Document | Please contact |