3A72
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The Tektronix 3A72 is a two-channel amplifier designed for use in the 561 and 565.
Prior to serial number 1420, the 3A72 was called the Type 72. The 3A72 documentation applies to the 72.
Specifications
| Bandwidth | DC to 650 kHz |
|---|---|
| Deflection | 10 mV/div to 20 V/div |
| Input impedance | 1 MΩ // 47 pF |
Pictures
Type 72
From 1961 catalog.
