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3T7: Difference between revisions
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| series=560-series scopes | | series=560-series scopes | ||
| type=3T7 | | type=3T7 | ||
| summary=TDR | | summary=TDR sweep plug-in | ||
| image=Tek 3t7 front2.jpeg | | image=Tek 3t7 front2.jpeg | ||
| caption=Tektronix 3T7 | | caption=Tektronix 3T7 | ||
| introduced=1971 | | introduced=1971 | ||
| discontinued=1973 | | discontinued=1973 | ||
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* [[Media:070-1092-00.pdf|Tektronix 3S7/3T7 Manual]] | * [[Media:070-1092-00.pdf|Tektronix 3S7/3T7 Manual]] | ||
}} | }} | ||
The '''Tektronix | |||
The '''Tektronix 3T7''' is a [[sampling_oscilloscope|sampling]] Timebase and Pulser Plug-in for [[560-series scopes]]. | |||
The 3T7 was [[introduced in 1971]]. | The 3T7 was [[introduced in 1971]]. | ||
When used with a [[3S7]], a TDR system is formed. | When used with a [[3S7]], a TDR system is formed. | ||
The pulse is produced by a 21 mA, 1.5 pF | The pulse is produced by a 21 mA, 1.5 pF [[tunnel diodes|tunnel diode]], CR587, made by GE with Tektronix part number [[152-0489-00]]. | ||
The interface between the GR-874 connector and the printed circuit board is described in [[Patent US 3426311A|US Patent 3,426,311]]. | The interface between the [[GR-874]] connector and the printed circuit board is described in [[Patent US 3426311A|US Patent 3,426,311]]. | ||
The 3T7 uses a [[CA3051]] dual amplifier chip. | The 3T7 uses a [[CA3051]] dual amplifier chip. | ||
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==Pictures== | ==Pictures== | ||
<gallery> | <gallery> | ||
Tek 3t7 front2.jpeg | 3T7 | Tek 3t7 front2.jpeg | 3T7 | ||