sales@jfwindustries.com  1-317-887-1340
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Specialists in Attenuation and RF Switching

JFW Industries, Inc. has been manufacturing attenuation and RF switching products since 1979. Our attenuation offerings include fixed attenuators, manual attenuators, step attenuators and rack mounted attenuator test systems. Our RF switching products include solid-state switches, electro-mechanical switches, RF matrix switches and RF switch assemblies. We also offer RF routing components such as power dividers, power combiners, directional couplers, bias taps and impedance matching pads. Our automated RF test systems are available with Ethernet, Serial or GPIB remote control and feature easy to use ASCII formatted remote commands.

Custom Models

  • Custom Models with Catalog Pricing
  • No NRE charge for new models
  • Quick ROM pricing in 1-2 days
  • 40% of our business is custom models
  • Email us your RF requirments

Quality

Quality

JFW is committed to anticipating and exceeding customer's requirements and expectations...

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RoHS Compliance

RoHS Compliance

Statement on RoHS Compliance by JFW Industries, Inc. (updated May 28, 2015)

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JFW Industries News

Python Library Available for USB Attenuator and USB RF Switch Models

python attenuator library

If 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.
  • More Information