over 200,000 antennas

deployed worldwide

Designed & Fabricated in Boulder, Colorado
view manufacturing


defense & aerospace

Providing Quality RF Solutions Since 2003
view custom products

quality & reliability

ISO 9001: 2008 certified

Premier RF products trusted by the US Military
view products


cutting-edge technology

Ultra-Wideband Wireless Solutions
view technologies



Off-the-Shelf Antennas
view products



1-D and 2-D scanned Radar Phased Arrays
view manufacturing

boulder, co

a place to thrive

Join Our Team of Dedicated Employees
view jobs

Products & Technology

Antenna and RF systems production at FIRST RF in Boulder, CO

High-Volume Production

A low-cost path to high-volume production
Antenna and RF systems prototyping and testing at FIRST RF in Boulder, CO

Rapid Prototyping & Test

Intelligent development of complex RF systems

featured technology areas

FIRST RF Communication Icon


FIRST RF provides reliable communications solutions to our customers with antenna systems providing superior performance and affordability.
FIRST RF Radar Icon


With a range of capabilities from antennas tailored to radar applications through complete radar solutions, we offer unparalleled value.


State-of-the-art fixed and controlled-pattern antenna and array options, anti-jam capabilities, attitude and heading reference systems.
FIRST RF RF Compatibility Icon

RF Compatibility

As the RF spectrum grows ever more cluttered, FIRST RF provides technologies that allow the simultaneous operation of multiple functions.
FIRST RF Phased Arrays Icon

Phased Arrays

Our designs offer paradigm-shifting affordability to allow high-performance phased array capability to be applied to a wider variety of applications.
FIRST RF Low Observable Antennas Icon

LO Antennas

Our affordable conformal and low-observable antennas use breakthrough technology to provide more capability and better value.
FIRST RF Electronic Warfare Icon

Electronic Warfare

From electronic attack to electronic sensing, FIRST RF’s technologies provide support of next-generation electronic warfare capabilities.
FIRST RF Direction Finding Icon

Direction Finding

Our direction finding and geolocation antennas, algorithms, and receivers provide unprecedented battlefield awareness.


Solar panels at FIRST RF corporate headquarters in Boulder, CO

State-of-the Art Facilities

Our Boulder campus is centrally located in a high-tech community that includes University of Colorado as well as a large number of successful technical organizations.
Team members at FIRST RF Corporation in Boulder, CO

Top-Notch Team

FIRST RF is a women-owned business that boasts a happy and healthy workforce of 115 well-educated employees.
more about first rf
SBA logo
US Army logo
Defense Contract Management Agency logo
SBIR logo
SRC logo
DARPA logo

Awards & REcognition

Leading the Way in Innovation

FIRST RF is recognized as an industry leader in the development of cutting-edge technologies and the delivery of mission-critical products.

While our primary focus is on continuing to build this legacy, we are proud of the recognition this work has garnered from both our government and industry partners.

latest news
Antennas Delivered Since 2005
on time delivery
R&D externally-funded programs