Polygraph Pro Suite Products

Since inception, Polygraph Pro Suite has been a product of suggestion and collaboration between the Limestone Technologies team and polygraph examiners. We listen to our clients which is why our system delivers exceptional chart quality within a user-friendly software interface.

ParagonX Acquisition System

The most powerful data acquisition system in polygraph. This instrument goes above and beyond other leading polygraph systems. From high retention USB to dual channel 32 bit, this instrument delivers on performance, reliability, and innovation.



Acquisition System

The latest technology in biomedical polygraph instrumentation has arrived. Our new compact design utilizing nickel plated brass alloy flush mounted Lemo connectors gives examiners precision instrumentation in a clean professional design.

 *No longer available for sale. For parts and accessories, please visit our Accessory Store


First Generation Polygraph Instrument

Medical grade technology in a polygraph instrument. From the airtight pneumatic Luer connectors to the 24k gold plated touchless pin connectors no expense has been spared in this medical grade quality instrument. 

*No longer available for sale. For parts and accessories, please visit our Accessory Store

Polygraph Software

Where form meets function

The Polygraph Pro software offers a user-friendly design where every function has its place and purpose. We provide polygraph examiners with a range of time saving features all packaged into an easy to navigate Front End management system. 

Movement Monitoring System


​5 Channels, 1 Tracing, Custom Annotations. The ONLY intelligent solution. Ensure complete countermeasure detection with the exclusive Limestone Technologies’ Movement Monitoring System. 


Check Utility

Generate a detailed functionality report for all transducers with the easy to use step by step software program.


Examination Chairs

Stationary & Portable

Limestone Technologies offers two styles of polygraph examination chairs to accommodate all testing environments. Our newly designed portable polygraph chair offers a practical solution for mobile testing while our stationary polygraph chair is a robust seating solution for any polygraph suite.


for Paragon, DataPac & MMS

We offer a complete range of polygraph accessories for use with the DataPac_USB, Paragon Acquisition System and Movement Monitoring System.


The best instrument delivers the best results. Contact us today for your custom quote.

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