Radio Direction Finders and Direction Finding Systems
The Doppler Radio Direction Finder
Established in 1981, Doppler Systems designs and manufactures fixed site and mobile radio direction finders and radio direction finding (RDF) systems. We provide RDF equipment and software for government, commercial, and amateur users. Because of our outstanding reputation, clients worldwide use our direction finders in many ways. For example, our direction finders aid in…
discovering unwanted interference
uncovering malicious intent
finding stuck transmitters
locating boats and aircraft
recovering stolen vehicles
tracking vehicle routes
following beacons
pinpointing stolen cargo
Fixed Site and Mobile Direction Finders
In short, Doppler Systems offersfixed site and mobile direction finders for 100 – 1000 MHz. They are available in turn key configurations packaged for easy transport and assembly. In addition to our standard designs, clients can mix and match our components for a custom solution. We also provide software with simple homing functions and map-based transmitter geolocation. Furthermore, users can network multiple fixed site and mobile direction finders together to provide real-time geolocation of RF sources.
Doppler’s direction finders can be paired with many products for custom solutions.
Our Mission
Above all, our mission is to help our customers so that they are happy with their Doppler direction finders. Please contact us and we will help you with your RDF hardware and software needs. Thank you for choosing Doppler Systems, LLC!
The FCC has selected Doppler Systems to furnish a suite of fixed site radio direction finders. These fixed site direction finders are designed for quick setup and disassembly, allowing the FCC to rapidly move them Read more…
Amcept, LLC’s SigTrax apps now work with Doppler’s DDF6000 and DDF7000 series processors. SigTrax is a map-based signal tracking tool kit available for both IOS and Android devices. SigTrax has an intuitive user interface that Read more…
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. Read more…