Spectrum Analyzer System 8551A/851A

Hewlett-Packard, (HP); Palo Alto, CA

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  • Year
  • 1964–1966
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 190206

 Technical Specifications

  • Number of Tubes
  • 1
  • Valves / Tubes
  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 115; 230 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Spectrum Analyzer System 8551A/851A - Hewlett-Packard, HP; Palo Alto
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 425 x 318 x 467 mm / 16.7 x 12.5 x 18.4 inch
  • Notes
  • Model 8551A is the first HP Spectrum Analyzer, to be used in combination with the display section 851A. In 1967, the successor model 8551B / 851B was offered.
    RF section: Frequency range 10 MHz to 40 GHz with external mixers.
    10 calibrated spectrum widths:
    100 kHz to 2 GHz in a 1, 3, 10 sequence to 1 GHz.
    Coaxial input attenuator range: 0 to 60 dB in 10 dB steps.
    IF output frequency: 20 MHz.
    Display section: Dynamic range: 60 dB (log), 70:1 (linear),
    IF bandwidth 1, 3, 10, 100 kHz, 1 MHz.
    Dimensions Display Section: 425x185x467 mm.

    The HP 8551A was presented for the first time in the August, 1964 issue of the Hewlett Packard Journal, and in the 1965 catalog under the following subtitle: "A Totally New Concept in Microwave Spectrum Analysis".

  • Net weight (2.2 lb = 1 kg)
  • 58 kg / 127 lb 12.1 oz (127.753 lb)
  • Price in first year of sale
  • 9,500.00 $
  • Mentioned in
  • - - Manufacturers Literature (HP Electronic Test Instruments Catalog 1965)
  • Author
  • Model page created by Karlheinz Fischer. See "Data change" for further contributors.

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The model Spectrum Analyzer System is part of the collections of the following members.

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