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2221: Difference between revisions
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* TV line and field trigger | * TV line and field trigger | ||
* Variable holdoff | * Variable holdoff | ||
* GPIB | }} | ||
{{Spec | Options | | |||
* Opt.10 – GPIB (board 671-0304-00) | |||
* Opt.12 – RS232 (board 671-0303-00) | |||
}} | }} | ||
{{EndSpecs}} | {{EndSpecs}} | ||
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==Internals== | ==Internals== | ||
The 2230 is controlled by an [[Intel 8088]] microprocessor with firmware in a pair of 27512 EPROMs, and six TMS4426 16K×4 DRAMs. | |||
The A/D converter is a [[156-2248-00|Sony CX20052A]] (8 bit, 20 MHz, ECL output). A pair of MCM2016H 2K×8, 70 ns RAMs serve as acquisition memory. | |||
Custom Tek chips used include [[155-0274-00]] (A1U130, A1U180), [[155-0273-00]] (A2U30, A2U80), and [[155-0022-00]] (A10U2101). There is also a semi-custom part (A10U9208 Display Controller, 156-2452-00). | Custom Tek chips used include [[155-0274-00]] (A1U130, A1U180), [[155-0273-00]] (A2U30, A2U80), and [[155-0022-00]] (A10U2101). There is also a semi-custom part (A10U9208 Display Controller, 156-2452-00). | ||
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</gallery> | </gallery> | ||
{{ | ==Components== | ||
{{Parts|2221}} | |||
{{Parts|2221A}} | |||
[[Category:2200 series scopes]] | [[Category:2200 series scopes]] | ||