Noise Sources
Noise Sources Designed to Meet Specific Needs
The Keysight 346, 347, SNS and USB Series of noise sources work in conjunction with the NFA Series noise-figure analyzers to make noise-figure measurements from 10 MHz to 50 GHz.
| Noise Source Support | ||||
|---|---|---|---|---|
| Y-Factor Instruments | SNS Series | 346 Series | 347 Series | USB Smart Noise Source |
| CXA | X | X | X | X |
| EXA | X | X | X | X |
| MXA | X | X | X | X |
| PXA | X | X | X | X |
| UXA | X | X | X | X |
| NFA | X | X | X | X |
| M9391A PXIe Vector Signal Analyzers | - | X | X | X |
| M9393A PXIe Performance Vector Signal Analyzers | - | X | X | X |
| M9421A/M9410A/M9411A VXT PXIe Vector Transceivers | - | X | X | X |
| FieldFox Handheld Analyzers | - | X | - | - |
| Cold-Source Instruments | ||||
| PNA-X | - | X | - | - |
| PXIe Vector Network Analyzers | - | X | - | - |
For more information about noise source and noise figure measurement, please visit Noise Figure Analyzer & Noise Source
Compare All Noise Sources (12)
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346 Noise Source Family (5)
346 Noise Source Family
- Broadband noise sources designed to cover most measurement applications with a range of frequencies, Excess Noise Ratio (ENR) and coaxial connector types
- Available as a post-purchase upgrade
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347 Noise Source Family (2)
347 Noise Source Family
- Broadband noise sources designed to cover high frequency waveguide measurement applications
- Available as a post-purchase upgrade
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SNS Series Noise Sources (3)
SNS Series Noise Sources
- Works in conjunction with the NFA Series of noise figure analyzers to simplify measurement set-up and improve accuracy and reliability, automatically downloading electronically stored calibration data
- Available as a post-purchase upgrade
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U1831C USB Smart Noise Source, 10 MHz to 26.5 GHz, nominal ENR 15 dB (1)
U1831C USB Smart Noise Source, 10 MHz to 26.5 GHz, nominal ENR 15 dB
- USB smart noise source
- 10 MHz to 26.5 GHz frequency range
-
Improve your setup time with automatic download and storage of ENR Data
-
N2002A Noise Source Test Set, 10 MHz to 26.5 GHz (1)
N2002A Noise Source Test Set, 10 MHz to 26.5 GHz
- Reduces noise figure uncertainty
- Operates over a frequency range of 10 MHz to 26.5 GHz
- Results traceable to national standard
- Full calibration of all Keysight SNS and 346 noise sources
Related Industries & Technologies
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Noise Figure Measurements
Noise Figure Measurements
Instruments, accessories, and measurement applications for making noise figure measurements
- Noise figure/factor
- Gain
- Effective temperature
- Y-factor
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Hot/cold power density
