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7A29: Difference between revisions
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* [http://w140.com/smb/7a29_sm.pdf Tektronix 7A29 (OCR, PDF)] | * [http://w140.com/smb/7a29_sm.pdf Tektronix 7A29 (OCR, PDF)] | ||
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The '''Tektronix 7A29''' is a 1 GHz single-channel vertical plug-in for [[7000-series scopes]]. It is primarily intended for the [[7103]] and [[7104]]. | The '''Tektronix 7A29''' is a 1 GHz single-channel vertical plug-in for [[7000-series scopes]]. It is primarily intended for the [[7103]] and [[7104]]. | ||
Like the [[7A19]], it has no variable gain control, but a variable signal delay was available as an option. | |||
The 7A29 uses a special Tek-made | The 7A29 uses a "feed-beside" scheme to compensate for low-frequency anomalies in the frequency response that are attributed to transistor heating. | ||
The input connector is a special Tek-made part that is exactly 50 Ω. Typical BNC connectors are around 52 Ω. | |||
There is also a 7A29P, which has digitally programmable gain, intended for the [[:Category:7000 series digitizer mainframes|7000 series digitizers]]. | There is also a [[7A29P]], which has digitally programmable gain, intended for the [[:Category:7000 series digitizer mainframes|7000 series digitizers]]. | ||
==Specifications== | ==Specifications== | ||