Python Library Available for USB Attenuator and USB RF Switch Models

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python attenuator libraryIf you would prefer to control our USB attenuator or USB RF switch models using Python instead of our standard Windows based GUI test program, JFW does offer a Python library (jfwusb.py).  Email our engineering department for the Python library and examples.

Python Library Features:

  • Auto-discovery of any JFW USB devices connected to the computer.
  • Set persistent device names for each attenuator.
  • Set/read attenuator by its device number.
  • Set/read attenuator by its serial number.
  • Set/read attenuator by its user defined name.
  • Set all attenuators to the same dB value, min dB value, or max dB value.
  • Set/read RF switch by its device number.
  • Set/read RF swich by its serial number.
  • Set/read RF switch by its user defined name.