Difference between revisions of "ADDS Envoy 620"
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Revision as of 02:42, 22 September 2014
| 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 | |
| Matrix | 5x7 |
The ADDS Envoy 620 is a portable terminal introduced in June, 1972 at a price of $3,400.[1][2]
Images
Front view
Screen detail
Control panel detail
Keyboard detail
Acoustic coupler
Bottom view with open cover
Bottom view with closed cover
Carrying configuration
Damaged acoustic coupler cover detail
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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