4025: Difference between revisions
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* [[Media:070-4172-00.pdf|4025A Programmer's Manual]] | * [[Media:070-4172-00.pdf|4025A Programmer's Manual]] | ||
* [[Media:070-2830-00.pdf|4024/4025 Computer Display Terminals Vol. 1 Theory of Operation]] | * [[Media:070-2830-00.pdf|4024/4025 Computer Display Terminals Vol. 1 Theory of Operation]] | ||
* [https://archive.org/download/070-2402-00/070-2402-00.pdf Tektronix 4024/4025 Programmer's Reference Manual] | |||
}} | }} | ||
The '''Tektronix 4025''' is a raster graphics terminal. ''please expand'' | The '''Tektronix 4025''' is a raster graphics terminal. ''please expand'' | ||
Revision as of 15:34, 27 August 2022
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The Tektronix 4025 is a raster graphics terminal. please expand
Key Specifications
| CRT | 11" diagonal (7.5"x5.6" / 19.1x14.2 cm²), green P39 phosphor |
|---|---|
| Graphics resolution | 640 × 480 pixels |
| Alphanumeric format | 35 lines, 74 characters per line, 5×7 dot matrix |
| Character set | 63 characters |
| Vector draw time | 3.6 ± 0.2 ms |
| Baud rate | 75 to 4800 baud |
| Input power | 110/240 VAC, 50 to 440 Hz, 105 Watts |
Links
- Tekscope Vol. 10 No. 1, Feb 1978 discusses the 4025
- Tektronix 4025 @ terminals-wiki
- A Granite 4025 @ vintagetek.org
Internals
The 4024/4025 use an Intel 8080A CPU. Later it was upgraded to an 8085 to increase speed.
Pictures
- please add