![Noise Source Family](https://d27wgn5g4t3wja.cloudfront.net/products/e9e3fcbd-b6ac-4d28-a7f8-eb5fa7aa2826/584354.png)
Noise Source Family
347 - Keysight Technologies
The R347B waveguide noise source cover the R-band (26.5 to 40 GHz frequency range), while the Q347B model cover the Q-band (33 to 50 GHz frequency range), allows you to make accurate noise figure measurements on millimeter-wave devices.