DEC VT55
DEC VT55 | |
---|---|
Manufacturer | DEC |
Model | VT55 |
Lifetime | |
Introduced | October, 1975 |
Communication | |
Interfaces |
RS-232C, 20 mA current loop |
Baud Rates | 75, 110, 150, 300, 600, 1200, 2400, 4800, 9600 |
Display | |
Size | 10-inch |
Phosphor | P4 white |
Refresh Rates | 50 Hz, 60 Hz |
Character Modes | |
Resolution | 80x24 |
Matrix | 7x7 |
Graphic Modes | |
Type | Monochrome |
Resolution | 512x256 |
Firmware | |
CPU | discrete logic |
The DEC VT55 terminal is a variant of the VT52 that provides simple "waveform" style graphics and was introduced in October, 1975 at a price of $2,495.[1][2] [3] An optional hardcopy unit was priced at $800 and introduced in 1976.[4]
Manx
- VT55 Programming Manual, February, 1977
- VT55-D,E,H,J DECgraphic Scope Users' Manual, December, 1976
Images
External Links
References
- ↑ DEC advertisement, Computerworld, October 29, 1975, pg. 24
- ↑ "Digital Equipment Corporation, 1957 to the Present". 1978. http://bitsavers.org/pdf/dec/_Books/DEC_1957_To_The_Present_1978.pdf. Retrieved January 16, 2018.
- ↑ "Brochure for the VT55". 1975. https://classic.technology/the-vt55-graphics-terminal/. Retrieved Juli 12, 2023.
- ↑ "Hard Copy Optional on DEC Graphics Unit", Computerworld, October 15, 1975, pg. 31
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