3A3: Difference between revisions
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Image:3a3 bottom.jpg | Image:3a3 bottom.jpg | ||
Image:3a3 001.JPG| Nuvistor in inputstage | Image:3a3 001.JPG| Nuvistor in inputstage | ||
Image: | Image:3A3 002.JPG| Dual JFET in inputstage | ||
</gallery> | </gallery> | ||
Revision as of 11:27, 9 February 2014
The Tektronix 3A3 is a dual trace differential amplifier for 560-series scopes. The bandwidth is is switch-selectable, either 5kHz or 500kHz. Early 3A3s use a 7586 Nuvistor for the front end cathode follower. Serial numbers 4990 and up use a dual JFET.
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Nuvistor in inputstage
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Dual JFET in inputstage
