NF Corporation LI-575

LI-575 NF Corporation Lock In Amplifier

Synchrotrack Lock-in Amplifier/Vector Voltmeter

The LI-575 is a 200 MHz Lock In Amplifier from NF Corporation. Amplify RF and Microwave signals to measure, test, and design circuits. Applications include radio communications, cellphones, EMI testing, and much more.

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NF Corporation LI-575 Features:

  • Range: 0.5 Hz – 200 kHz, 100 nV.
  • Dynamic reserve: 100dB
  • Phase measurements easily performed
  • Built-in noise measuring mode; equivalent of 0.1Hz to 100Hz
  • Sensitivity: 100nV to 500mV
  • Frequency range: 0.5Hz to 200kHz
  • Input mode: Ground line may be switch-floated
  • Input impedence: 100M ohm//40pF
  • Input referred noise: Less than 5nV/√Hz (at 1kHz)
  • Reference mode: AUTO, INT, EXT, EXT2F
  • Phase adjustment: Not required
  • Time constant: 1.25ms to 125s, 6dB/oct or 12dB/oct 
  • Dynamic reserve: Maximum 60dB
  • DC output: Acosφ, Asinφ, A, φ, NOISE
  • Power requirements: AC100V, 120V, 220V or 240V switchable
  • Dimensions(mm): 480(W) X 149(H) X 500(D)
  • Weight: Approx.20kg

The LI-575 is a synchro-track lock-in amplifier, free from harmonic influences.