420 - Scitec Instruments Lock-in Amplifiers

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Technical Specifications

High end frequency limit

Dynamic Reserve
60 dB

Min. Time Constant
100 usec

Max. Time Constant
100 usec

Extra Specifications
Analogue dual phase Lock-In Amplifier

Product Description

Scitec Instruments Model 420 is a dual phase analogue lock-in amplifier. Both the single phase Model 410 and dual phase Model 420 are suitable for making amplitude and phase measurements but it is significantly easier with the Model 420. Dual phase instrument Differential or single-ended input Gain settings from 3 ÁV to 1 V 10 Hz to 100 kHz High performance wide bandwidth input gain stage Analogue meter for display of output signals Output offset controls Output time constants from 100 Ás to 30 s 1F and 2F reference signal operation 90_ step and fine phase control