3A3

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Template:Plugin Sidebar 2 The Tektronix 3A3 is a dual trace differential amplifier for 560-series scopes.

Specifications

Key Specifications

Bandwidth switch-selectable, 5 kHz or 500 kHz

please add more

Internals

Early 3A3s use a 7586 Nuvistor for the front end cathode follower. Serial numbers 4990 and up use a dual JFET.

Pictures

  • Front

    Front

  • Right side

    Right side

  • Left side

    Left side

  • Top

    Top

  • Bottom

    Bottom

  • Nuvistor in inputstage

    Nuvistor in inputstage

  • Dual JFET in inputstage

    Dual JFET in inputstage

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