3A72

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The Tektronix 3A72 is a two-channel amplifier designed for use in the 561 and 565.

  • Frequency response: DC to 650 kHz
  • Input sensitivity: 10 mV/div to 20 V/div
  • Input impedance: 1 megohm in parallel with 47 pF

Prior to serial number 1420, the 3A72 was called the Type 72.

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