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5T3: Difference between revisions
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The Tektronix Type 5T3 is a timing plug-in for the Type [[661]] oscilloscope. It uses TD253B [[tunnel diodes]] for | The Tektronix Type 5T3 is a timing plug-in for the Type [[661]] oscilloscope. It uses TD253B [[tunnel diodes]] for | ||
triggering. It has a high-impedance external trigger input that is buffered by an 8056 Nuvistor cathode follower. | triggering. It has a high-impedance external trigger input that is buffered by an [[8056]] Nuvistor cathode follower. | ||
The 5T3 also has a 50-ohm external trigger input with no buffering stage. This low-impedance trigger input is | The 5T3 also has a 50-ohm external trigger input with no buffering stage. This low-impedance trigger input is | ||
capable of operation up to 5GHz. | capable of operation up to 5GHz. | ||