Doppler Systems, LLC
At a glance
EmployeesNot reported
In business sinceNot reported
HeadquartersTucson, AZ
US patents1
SAM.gov UEISANBFFWTCDR6
CAGE code6Y300
Incorporated inAZ
Brands
RNLI-Lifeboat
img1B
TT20Screen20Shot
DSCN1755-1024x768This company sells these brands.
- radio direction finders
- radio direction finding
Named on the company’s own website, read JUL 29, 2026
Supplier designations
For Profit Organization
Self-certified by the company in its SAM.gov registration
Patents
1 US patent granted AUG 31, 1999.
Measurement 1
- Synthetic doppler direction finder for use with FSK encoded transmittersUS 5,945,947 · granted AUG 31, 1999
Granted to Doppler Systems, Inc. · PatentsView (USPTO), data through SEP 30, 2025 · CC BY 4.0
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Doppler Systems, LLC | Tucson | AZ | — | LIKELY ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.


