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|designers= | |designers= | ||
|manuals= | |manuals= | ||
* [[Media:070-5922-01.pdf|11A32 | * [[Media:070-5922-01.pdf|11A32 Manual]] | ||
* [[Media:070-6782-00.pdf|11A32 Service Reference]] | * [[Media:070-6782-00.pdf|11A32 Service Reference]] | ||
* [[Media:070-7388-99.pdf|11A32 Extended Service Manual]] ( | * [[Media:070-7388-99.pdf|11A32 Extended Service Manual]] (OCR, with schematics) | ||
* [[Media:Tektronix 11k plugin NVRAM replacement.pdf|Tektronix 11k Plug-in NVRAM Replacement | * [[Media:Tektronix 11k plugin NVRAM replacement.pdf|Tektronix 11k Plug-in NVRAM Replacement]] | ||
* [[Media:061-3381-00.pdf|Tektronix 11A32 Preliminary Service Manual | * [[Media:061-3381-00.pdf|Tektronix 11A32 Preliminary Service Manual]]] | ||
}} | }} | ||
The '''Tektronix 11A32''' is a 400 MHz dual-channel amplifier plug-in for [[11000-series scopes]]. | The '''Tektronix 11A32''' is a 400 MHz dual-channel amplifier plug-in for [[11000-series scopes]]. | ||
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==Internals== | ==Internals== | ||
===Analog=== | ===Analog=== | ||
Each input channel has a separate attenuator | Each input channel has a separate attenuator module containing an [[M474]] buffer amplifier. | ||
The attenuator output feeds an [[M377]] amplifier IC, one per input channel. | |||
The display outputs of the two M377s are hard-wired in parallel and drive the mainframe’s | The display outputs of the two M377s are hard-wired in parallel and drive the mainframe’s | ||
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wound up with. The finished code size wound up at about 14 KB. | wound up with. The finished code size wound up at about 14 KB. | ||
The 11A32 also contains a DS1120 NVRAM and an [[ACVS]] | The 11A32 also contains a DS1120 NVRAM and an [[ACVS]] module that generates the analog control voltages needed for gain/offset control etc. | ||
==Links== | ==Links== |