The original keyer looked identical to this image from 1971.
Name/Title
Palomar "Electronic Keyer" (1966)
Description
Electronic Keye
Category
Keyers, Electronic
Made/Created
Manufacturer
Palomar Engineers
Date made
1966
Valuations
Value
$67.50
General Notes
Note
73, Dec 1966, p. 106.
– "Planar epitaxial" integrated circuits (the regular rectangular type) for reliability. No tubes—No separate transistors.
– Precision feather-touch key built-in.
– Fully digital—Dot-dash ratio always perfect.
– No polarity problems—Floating contacts switch 1-amp.