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7B81P: Difference between revisions
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{{Plugin Sidebar | | {{Plugin Sidebar | ||
manufacturer=Tektronix | type=7B81P | | |manufacturer=Tektronix | ||
summary= | |series=7000-series scopes | ||
image=7B81P Front.jpg | | |type=7B81P | ||
caption=Tektronix 7B81P Timebase plug-in | | |summary=programmable timebase | ||
introduced=(?) | | |image=7B81P Front.jpg | ||
discontinued=(?) | |caption=Tektronix 7B81P Timebase plug-in | ||
|introduced=(?) | |||
manuals= | |discontinued=(?) | ||
|manuals= | |||
* ''please add'' [[Category:Manual needed]] | * ''please add'' [[Category:Manual needed]] | ||
}} | }} | ||
The '''Tektronix 7B81P''' is a programmable time base plug-in for [[7000-series scopes]] that was probably designed in 1975. | The '''Tektronix 7B81P''' is a programmable time base plug-in for [[7000-series scopes]] that was probably designed in 1975. | ||
It is composed of a digital board, a trigger board, and a sweep board. | It is composed of a digital board, a trigger board, and a sweep board. | ||
On the digital board, there is a [[Motorola 6800]] microprocessor and six 6820 Peripheral Interface Adapter ICs to provide more I/O pins. | On the digital board, there is a [[Motorola 6800]] microprocessor and six [[Motorola 6820|6820 Peripheral Interface Adapter]] ICs to provide more I/O pins. | ||
On the trigger board, there is a [[155-0126-00]], a [[155-0109-00]], two AD7511 analog switch ICs, an MC1408 DAC, a CD4053 analog switch, and a couple of opamps. | On the trigger board, there is a [[155-0126-00]], a [[155-0109-00]], two AD7511 analog switch ICs, an [[MC1408]] DAC, a CD4053 analog switch, and a couple of opamps. | ||
The sweep board is mostly discrete and makes use of Tek-made timebase capacitors. | The sweep board is mostly discrete and makes use of Tek-made timebase capacitors. | ||
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</gallery> | </gallery> | ||
{{ | ===Prototype A03=== | ||
<gallery> | |||
Tek_7b81p_front.jpg | |||
Tek_7b81p_left.jpg | |||
Tek_7b81p_right.jpg | |||
Tek_7b81p_serial.jpg | |||
Tek_7b81p_detail_sticker_interface.jpg | |||
Tek_7b81p_detail_sticker_eproms.jpg | |||
Tek_7b81p_detail_sticker_programming.jpg | |||
Tek_7b81p_frontpanel.jpg | |||
Tek_7b81p_frontpanel_rear.jpg | |||
Tek_7b81p_switch_front.jpg | |||
Tek_7b81p_switch_rear.jpg | |||
Tek_7b81p_led_front.jpg | |||
Tek_7b81p_led_rear.jpg | |||
Tek_7b81p_trigger_front.jpg | |||
Tek_7b81p_trigger_rear.jpg | |||
Tek_7b81p_sweep_front.jpg | |||
Tek_7b81p_sweep_rear.jpg | |||
Tek_7b81p_programming_front.jpg | |||
Tek_7b81p_programming_rear.jpg | |||
Tek_7b81p_programming_without_sticker.jpg | |||
Tek_7b81p_front_frame.jpg | |||
Tek_7b81p_front_frame_rear.jpg | |||
</gallery> | |||
==Components== | |||
{{Parts|7B81P}} | |||
[[Category:7000 series horizontal plugins]] | [[Category:7000 series horizontal plugins]] | ||
[[Category:7000_series_programmable_plugins]] | [[Category:7000_series_programmable_plugins]] | ||