ADDS Envoy 620
| ADDS Envoy 620 | |
|---|---|
|  | |
| Manufacturer | ADDS | 
| Model | Envoy 620 | 
| Lifetime | |
| Introduced | June, 1972 | 
| Introductory Price | $3,400 | 
| Communication | |
| Interfaces | RS-232, 20 mA current loop | 
| Baud Rates | 110, 300 | 
| Display | |
| Size | 5-inch | 
| Refresh Rate | 60 Hz | 
| Character Modes | |
| Resolution | 80x24 | 
| Matrix | 5x7 | 
The ADDS Envoy 620 is a portable terminal introduced in June, 1972 at a price of $3,400.[1][2]
Manx
- Alphanumeric Display Terminals - Basic Characteristics, August, 1976
Images
References
- ↑ "Portable Terminals Ease Data Entry", Computerworld, June 28, 1972, pg. 12
- ↑ Duane E. Sharp (1977). Handbook of Interactive Computer Terminals. p. 96. http://archive.org/details/handbookofintera00duan.
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