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346 Noise Source Family

This series of broadband noise sources has been designed to cover the majority of measurement applications with a range of frequencies, Excess Noise Ratio (ENR) and coaxial connector types.

Extend the NFA solution up to 110 GHz with special block downconverters

Compare All 346 Noise Sources (5)

  • 346A Noise Source, 10 MHz to 18 GHz, nominal ENR 6 dB 346A Noise Source, 10 MHz to 18 GHz, nominal ENR 6 dB (1) 

    346A Noise Source, 10 MHz to 18 GHz, nominal ENR 6 dB

    The Keysight 346A noise source (10 MHz to 18 GHz) with a 6dB ENR is designed especially for accurate characterization of input-impedance-sensitive devices...

  • 346B Noise Source, 10 MHz to 18 GHz, nominal ENR 15 dB 346B Noise Source, 10 MHz to 18 GHz, nominal ENR 15 dB (1) 

    346B Noise Source, 10 MHz to 18 GHz, nominal ENR 15 dB

    The Keysight 346B noise source's high ENR(16dB), low SWR and variety of connectors make it general-purpose noise source for the range 10 MHz to 18 GHz...

  • 346C Noise Source, 10 MHz to 26.5 GHz 346C Noise Source, 10 MHz to 26.5 GHz (1) 

    346C Noise Source, 10 MHz to 26.5 GHz

    The Keysight 346C noise source offers 10 MHz to 12 GHz coverage with a 16 dB ENR or 12GHz to 26.5GHz coverage with a 17dB ENR...

  • 346CK01 Noise Source, 1 GHz up to 50 GHz 346CK01 Noise Source, 1 GHz up to 50 GHz (1) 

    346CK01 Noise Source, 1 GHz up to 50 GHz

    The Keysight 346CK01 is the ideal companion to Keysight's noise figure solutions when working on high frequency applications.

  • 346CK40 Noise Source, 1 GHz up to 40 GHz 346CK40 Noise Source, 1 GHz up to 40 GHz (1) 

    346CK40 Noise Source, 1 GHz up to 40 GHz

    • Frequency range: 1 GHz to 40 GHz
    • Connectors: BNC (f) input bias / 2.4 mm (m)