Support for the ICOM R30

We are very excited to announce the addition of the ICOM R30 to our receiver line up. The ICOM R30 is a compact and affordable receiver with the added bonus of a built in GPS. We control the receiver and charge its battery through the USB port. In locations with Read more…

Vendor Appreciation

Our success here at Doppler Systems requires a team effort.  Our vendors routinely go above and beyond all our expectations.  They are all based in the United States (most of them in the Phoenix area) and their contribution is key to us delivering high-quality radio direction finding equipment to our Read more…

Partnership Change

Our founder David Cunningham has sold his share of Doppler Systems to Brenda Holmes.  Dave will continue to provide technical support and consulting.  Doug Havenhill will be responsible for the day-to-day operations of Doppler Systems.  Brenda will be responsible for development of the next generation of Doppler Systems radio direction Read more…

Doppler Welcomes Brenda Holmes to Our Team

Doppler Systems is excited to announce that Brenda Holmes has joined our team.  Brenda has a MSEE from University of Arizona specializing in RF and antenna design.  She also has 14 years of electronic circuit design experience.  She will be in charge of all our circuit and antenna design activities.

Mobile Direction Finder Configurations

We sell our mobile direction finders in two different configurations: our component configuration and our packaged configuration.  The direction finding performance is identical for both configurations so why do we offer two configurations?  The answer boils down to customer needs and preferences.  The minimal component configuration consists of a direction Read more…