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468: Difference between revisions
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* [[Media:067-0989-00.bin |067-0989-00 Service ROM]] | * [[Media:067-0989-00.bin |067-0989-00 Service ROM]] | ||
}} | }} | ||
The '''Tektronix 468''' is a digital/analog scope, essentially a [[465B]] with | The '''Tektronix 468''' is a digital/analog scope, essentially a [[465B]] with a 25 MS/s, 8-bit digitizer added. | ||
The 468 is controlled by an [[Intel 8085]]A processor. | The 468 is controlled by an [[Intel 8085]]A processor. | ||
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{{Spec | Resolution | 8 bit }} | {{Spec | Resolution | 8 bit }} | ||
{{Spec | Input impedance | 1 MΩ // 20 pF }} | {{Spec | Input impedance | 1 MΩ // 20 pF }} | ||
{{Spec | Power | 90–210 V, 108–132 V, 198–242 V or 216–250 V; 48–440 Hz }} | {{Spec | Z Axis | 5 V<sub>p-p</sub> (max. 25 V DC+peak AC) into 25 kΩ (down to 200 Ω at 2 MHz and above), 50 MHz }} | ||
{{Spec | CRT | [[154-0731-00]], 8×10 cm², P31 [[phosphor]], 18.5 kV acceleration (–2.45 kV / +16 kV) }} | |||
{{Spec | Power | 90–210 V, 108–132 V, 198–242 V or 216–250 V; 48–440 Hz; 115 W/140 VA, max. 150 W/190 VA }} | |||
{{Spec | Dimensions | 18.3 cm × 29.2 cm × 55 cm (H×W×D) }} | {{Spec | Dimensions | 18.3 cm × 29.2 cm × 55 cm (H×W×D) }} | ||
{{Spec | Weight | 15 kg (33 lb) }} | {{Spec | Weight | 15 kg (33 lb) }} | ||
{{ | {{EndSpecs}} | ||
<small> | |||
===Options=== | |||
* Opt.02 − GPIB (A17 board) | * Opt.02 − GPIB (A17 board) | ||
* Opt.04 − EMI shielding | * Opt.04 − EMI shielding | ||
* Opt.05 − TV Sync Separator (A29 board) | * Opt.05 − TV Sync Separator (A29 board) | ||
* Opt.11 − Analog X-Y/Plotter Output (A27 board) | * Opt.11 − Analog X-Y/Plotter Output (A27 board) | ||
* Opt.12 − Averaging - Standard on SN B032430 and up | * Opt.12 − Averaging - Standard on SN B032430 and up | ||
</small> | |||
==Repair issues== | ==Repair issues== | ||
→ see [[468/Repairs]] page | |||
==Links== | ==Links== | ||
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Storage Boards.JPG|Processor Board Set | Storage Boards.JPG|Processor Board Set | ||
CPU Board.JPG|Microprocessor Board A21 | CPU Board.JPG|Microprocessor Board A21 | ||
Memory Board A18.JPG|Memory Board A18 | Memory Board A18.JPG|Memory Board A18 (TRW part on the right is the [[TRW TDC1007|TDC1007 A/D converter]]) | ||
Timebase - PS A22.JPG|Timebase/Power Supply A22 | Timebase - PS A22.JPG|Timebase/Power Supply A22 | ||
Timebase A22.JPG|Timebase Oscillator A22 | Timebase A22.JPG|Timebase Oscillator A22 | ||