Signal Recovery 7124: The only lock-in amplifier with an all analog front end


Since the invention of the lock-in amplifier, none has been more revered and trusted than the PAR124A by Princeton Applied Research.  With over 50 years of experience, Signal Recovery (formerly Princeton Applied Research) offers the 7124: the only lock-in amplifier that has an all analog front end separated, via fiber, from the DSP main unit.   

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Signal Recovery new 7230 DSP Lock-In: As easy as your favourite web browser

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The Signal Recoverymodel 7230 is a new concept in general-purpose DSP lock-in amplifiers. It offers the excellent performance that users expect from our instruments but at a lower price than many competitive models. This improvement in price/performance ratio has been achieved by replacing the traditional control buttons and display with easy-to-use control panels that can be operated from any computer via your favorite browser.

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Signal Recovery new Dual-Phase DSP Lock-In Amplifier

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Signal Recovery have released the model 7270 Dual-Phase DSP Lock-In Amplifier. The model 7270 sets a new standard for general-purpose DSP lock-in amplifiers. Signal Recovery have taken advantage of the developments in technology since the first DSP lock-in amplifiers were introduced in the early 1990’s to update the core design, but made sure that they've included all the best features of their model 7265 and 7280 instruments. The result is a lock-in amplifier of outstanding performance that is easy to use and suitable for all measurements over a frequency range extending from 1 mHz to 250 kHz.

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