Measurement instrumentsAll categories
The 9503 series is a family of Precision Lock-in Amplifiers which incorporate circuitry and system innovations which advance the state of the art and enable low level ac signals to be accurately measured - even in extremely noisy environments. Six models are available. These differ in the response modes available and the digital output facility. There are three basic versions; the standard 9503 with the normal (squarewave) response mode, the 9503C, which adds the analogue correlation ...