Difference between revisions of "TEC 540"
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| manufacturer = TEC | | manufacturer = TEC | ||
| model = 540 | | model = 540 | ||
| − | | intro_year = | + | | intro_year = 1968 |
| − | | intro_month = | + | | intro_month = December |
| intro_prior = yes | | intro_prior = yes | ||
| intro_price = $4,750 | | intro_price = $4,750 | ||
Revision as of 14:15, 10 March 2026
| TEC 540 | |
|---|---|
| Manufacturer | TEC |
| Model | 540 |
| Lifetime | |
| Introduced | prior to December, 1968 |
| Introductory Price | $4,750 |
| Communication | |
| Interfaces |
RS-232B, parallel TTL |
| Baud Rates | 1200, 1800, 2000, 2400, 4800 |
| Display | |
| Size | 12-inch |
| Phosphors | P4 white, P31 green |
| Refresh Rate | 60 Hz |
| Character Modes | |
| Resolution | 32x8 |
| Attributes | Normal |
The TEC 540 was introduced sometime before December, 1968.[1] It generates characters using a vector technique by drawing strokes on the screen, instead of accessing a dot pattern character generator.[2]
Manx
- TEC 500 Series Data-Screen Terminal Systems Brochure, December, 1968
Images
Character output
References
- ↑ "TEC 500 Series Data-Screen Terminal System Brochure". December, 1968. http://bitsavers.org/pdf/tec/TEC_500_Series_Data-Screen_Terminal_System_Brochure_Dec68.pdf. Retrieved March 10, 2026.
- ↑ Chase, Edward N.; Brick, Donald B. (June 1970), "Interactive CRT Display Terminals: Part 2- Alphanumeric CRT Terminals", Modern Data 3 (6): 65, https://bitsavers.org/magazines/Modern_Data/Modern_Data_1970_06.pdf, retrieved March 10, 2026
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