For example: Agilent E4440A or Anritsu 68369
Keysight / Agilent Noise Figure Instruments
Keysight / Agilent 346A
Noise Source, 10 MHz to 18 GHz, nominal ENR 6 dB, 3.5 mm(m)
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Manufacturer: Keysight / Agilent
Keysight / Agilent 346B-002
Noise Source, 10 MHz to 18 GHz, nominal ENR 15 dB, 3.5 mm(m)
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Manufacturer: Keysight / Agilent
Keysight / Agilent 346B-H01
Noise Source Option H01, 10 MHz-18 GHz, High ENR (21 dB typical)
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Manufacturer: Keysight / Agilent
Keysight / Agilent 8970B
HP Agilent 8970B Noise Figure Meter, 10 MHz to 1600 MHz
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Manufacturer: Keysight / Agilent
Keysight / Agilent 8970B-020
HP Agilent 8970B Noise Figure Meter, 10 MHz to 1600 MHz w/ Option 020
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Manufacturer: Keysight / Agilent
Keysight / Agilent 8971B
HP Agilent Keysight 8971B Noise Figure Test Set
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Manufacturer: Keysight / Agilent
Keysight / Agilent E5504B
E5504B Phase Noise Measurement Solution, 50 kHz to 26.5 GHz
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Manufacturer: Keysight / Agilent
Keysight / Agilent E5505A
Phase Noise Measurement Solution, 50 kHz to 110 GHz
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Manufacturer: Keysight / Agilent
Keysight / Agilent N4000A
N4000A SNS Series Noise Source 10 MHz to 18 GHz (ENR 6 dB)
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Manufacturer: Keysight / Agilent
Keysight / Agilent N4001A
Agilent N4001A SNS Series Noise Source 10 MHz to 18 GHz (ENR 15 dB)
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Manufacturer: Keysight / Agilent
Keysight / Agilent N8973A
HP Agilent N8973A Noise Figure Analyzer, 10 MHz to 3 GHz
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Manufacturer: Keysight / Agilent
Keysight / Agilent N8974A
N8974A Noise Figure Analyzer 10 MHz to 6.7 GHz
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Manufacturer: Keysight / Agilent