Difference between revisions of "DEC VT420"
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{{infobox terminal | {{infobox terminal | ||
| manufacturer = DEC | | manufacturer = DEC | ||
| model = VT420 | | model = VT420 | ||
| − | | image = | + | | image = DEC VT420 221320484947-1.jpg |
| intro_year = 1990 | | intro_year = 1990 | ||
| interface = RS-232C | | interface = RS-232C | ||
| interface2 = RS-423 | | interface2 = RS-423 | ||
| − | | baud_rates = 300 | + | | baud_rates = 300, 600, 1200, 2400, 4800, 9600, 19200, 38400 |
| display_size = 14-inch | | display_size = 14-inch | ||
| + | | phosphor = P192 white | ||
| + | | phosphor2 = P31 green | ||
| + | | phosphor3 = P194 amber | ||
| char_resolution = 80x24 | | char_resolution = 80x24 | ||
| − | | char_resolution2 = 80x36, | + | | char_resolution2 = 80x36 |
| + | | char_resolution3 = 80x48 | ||
| + | | char_resolution4 = 132x24 | ||
| + | | char_resolution5 = 132x36 | ||
| + | | char_resolution6 = 132x48 | ||
| + | | char_matrix = 8x10, 8x7, 8x6, 5x9, 5x7, 5x7 | ||
| + | | char_cell = 10x16, 10x10, 10x8, 6x16, 6x10, 6x8 | ||
| + | | attributes = normal bold underline blink reverse | ||
| status_line = yes | | status_line = yes | ||
| refresh_rate = 60 | | refresh_rate = 60 | ||
| Line 19: | Line 30: | ||
| terminfo = vt420 | | terminfo = vt420 | ||
}} | }} | ||
| − | The DEC VT420 terminal was introduced in 1990.<ref>{{cite web | + | The DEC VT420 terminal was introduced in 1990 and used an [http://deskthority.net/wiki/DEC_LK401 LK401 keyboard].<ref>{{cite web |
| url=http://vt100.net/vt_history | | url=http://vt100.net/vt_history | ||
| title=Digital's Video Terminals | | title=Digital's Video Terminals | ||
| Line 37: | Line 48: | ||
==Images== | ==Images== | ||
<gallery> | <gallery> | ||
| + | File:DEC_VT420.png | ||
File:DEC-VT420-0a.jpg | File:DEC-VT420-0a.jpg | ||
File:DEC VT420 221320484947-1.jpg | File:DEC VT420 221320484947-1.jpg | ||
| Line 43: | Line 55: | ||
File:DEC VT420 221320484947-4.jpg | File:DEC VT420 221320484947-4.jpg | ||
File:DEC VT420 221320484947-5.jpg | File:DEC VT420 221320484947-5.jpg | ||
| + | File:DEC VT420 141354243612-1.jpg | ||
| + | File:DEC VT420 141354243612-2.jpg | ||
| + | File:DEC VT420 141354243612-3.jpg | ||
| + | File:DEC VT420 141354243612-4.jpg | ||
| + | File:DEC VT420 182580016479-1.jpg | ||
| + | File:DEC VT420 182580016479-2.jpg | ||
| + | File:DEC VT420 182580016479-3.jpg | ||
| + | File:DEC VT420 182580016479-4.jpg | ||
| + | File:DEC VT420 182580016479-5.jpg | ||
| + | File:DEC VT420 182580016479-6.jpg | ||
| + | File:DEC VT420 182580016479-7.jpg | ||
| + | File:DEC VT420 182580016479-8.jpg | ||
| + | File:DEC VT420 182580016479-9.jpg | ||
</gallery> | </gallery> | ||
| + | |||
| + | ==External Links== | ||
| + | * [http://deskthority.net/wiki/DEC_LK401 Deskthority: LK401 keyboard] | ||
| + | * [http://bitsavers.org/pdf/dec/terminal/vt420/firmware/ Firmware] | ||
{{References}} | {{References}} | ||
| Line 50: | Line 79: | ||
{{category raster}} | {{category raster}} | ||
[[Category:1990]] | [[Category:1990]] | ||
| + | {{stub}} | ||
Latest revision as of 22:03, 23 February 2026
| DEC VT420 | |
|---|---|
 | |
| Manufacturer | DEC |
| Model | VT420 |
| Lifetime | |
| Introduced | 1990 |
| Communication | |
| Interfaces |
RS-232C, RS-423 |
| Baud Rates | 300, 600, 1200, 2400, 4800, 9600, 19200, 38400 |
| Display | |
| Size | 14-inch |
| Phosphors | P192 white, P31 green, P194 amber |
| Refresh Rates | 60 Hz, 70 Hz |
| Character Modes | |
| Resolutions | 80x24, 80x36, 80x48, 132x24, 132x36, 132x48 |
| Status Line | Yes |
| Attributes |
Normal, Blink, Bold, Reverse Video, Underline |
| Matrix | 8x10, 8x7, 8x6, 5x9, 5x7, 5x7 |
| Cell | 10x16, 10x10, 10x8, 6x16, 6x10, 6x8 |
| Firmware | |
| Personalities |
DEC VT52, DEC VT102, DEC VT220, DEC VT320 |
| Software Libraries | |
| Terminfo Name | vt420 |
The DEC VT420 terminal was introduced in 1990 and used an LK401 keyboard.[1]
Manx
- Installing and Using the VT420 Video Terminal (North American Model), November, 1989
- Installing and Using the VT420 Video Terminal (Worldwide Model), June, 1990
- Installing and Using The VT420 Terminal With PC Terminal Mode Update, January, 1993
- VT420 Programmer Reference Manual, February, 1992
- VT420 Video Terminal Programmer Reference Manual Update, 1993
- VT420 Video Terminal IPB, May 10, 1990
- VT420 Service Guide, January, 1992
Images
External Links
References
- ↑ Williams, Paul. "Digital's Video Terminals". http://vt100.net/vt_history. Retrieved March 4, 2012.
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