Agilent 87405B Preamplifier

 875 ex VAT

1 in stock

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Agilent 87405B Preamplifier

The Agilent 87405B preamplifier brings reliable gain and low noise figure to measurement systems to improve overall system performance and reduce systematic errors. With its compact size and convenient probe-power bias connection, the 87405B is ideal for use as the front end preamplifier for a variety of Agilent instruments such as the 8590E Series of portable spectrum analyzers.
The 87405B is the recommended preamplifier for use with the 8594E Noise Figure Measurement Solution. The rugged design along with its insertable configuration of connectors makes the 87405B ideal for test port applications.


    • Frequency Range: 10-4000 MHz
    • Small Signal Gain: 22-27 dB min-max
    • Gain Flatness: ±1.5 dB 10-4000 MHz
    • Output Power: 8 dBm at 4 GHz
    • Noise Figure: 5 dB 10-4000 MHz
    • Harmonics: 30 dBc Typical
    • Input VSWR:
      1.5:1 10-1000 MHz
      1.7:1 1000-2000 MHz
      2.1:1 2000-3000 MHz
      2.2:1 3000-4000 MHz
    • Output VSWR: 1.9:1 10-4000 MHz
    • Impedance: 50 Ohms Nominal
    • Survival Input power (max): +10 dBm typical
    • Power Dissipation: 1.6 W nominal

Condition: As New (unused)