CST Instrument ActiveX Pack - Version 3.6 CST Instrument ActiveX Pack V3.6 is a ActiveX Components package which includes 15 economical and powerful ActiveX components related to animation, instrumentation, chart ,etc. This components package is very popular in the process control, MMI, scientific, engineering, Industrial Automation, and other Data Acquisition and Monitoring fields. It provides a powerful set of tools for programmers to develop the technical applications. These components have common instrumentation interface and are designed for maximum configurability, simplicity, and interoperability.¡ïIncludes AniLine, Annunciator, DGauge, Gauge, Indicator, Knob, Led, Meter, NumberLed, Odometer, Percent, Selector, Slider, Toggle and Trend.