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Modular Test Systems - Software & Documentation Resources



Model Family Description
RCM Series The software links below are recommended for all RCM models.
ZTM Series A different software package is recommended for all ZTM models and ZT models based on the ZTM modular platform; it can be found here.
The software links below can still be used with certain ZTM models supplied up to 2023 if preferred.
Please contact testsolutions@minicircuits.com to review compatability.

Resource Version Download Description / Instructions
GUI Setup Package B1X12 Latest version of the GUI application software for Windows
.NET DLL Oct 8,2020 Recommended API for USB control from a Microsoft Windows PC supporting the .Net framework.
No DLL registration required.
  • .Net 4.5 and above: ModularZT_NET45.dll
  • Earlier .Net versions: ModularZT64.dll
  • ActiveX DLL Jul 27,2020 Legacy API for USB control from a Microsoft Windows PC where the .Net framework is not supported. DLL must be registered using RegSvr32.
    User Manual A Instructions for the setup and operation of Mini-Circuits' modular test systems (hardware & software)
    Programming Manual B5 Full programming instructions for automation via a range of control methods:
  • Ethernet control API using HTTP / Telnet (all operating systems)
  • USB control API for Microsoft Windows (.Net / ActiveX DLLs)
  • USB control via Direct Programming (Linux)
  • Programming Examples Search Examples... Search and download examples for a range of languages (including Python, LabVIEW, C#, VB & MatLab)


    All products are shipped with the latest available firmware and an update is usually not required. Mini-Circuits occasionally makes firmware update files available as a courtesy to add additional features or correct known issues. Please contact testsolutions@minicircuits.com for details.