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
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

  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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