ADDS Envoy 620

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ADDS Envoy 620
ADDS Envoy-1.jpg
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

Images

References

  1. "Portable Terminals Ease Data Entry", Computerworld, June 28, 1972, pg. 12
  2. Duane E. Sharp (1977). Handbook of Interactive Computer Terminals. p. 96. http://archive.org/details/handbookofintera00duan. 
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