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*** Please note: This website (comp-hist) was completed before I found out about Wikipedia in 2002.
Since then I have added material occasionally.
Items are certainly not complete, and may be inaccurate.
Your information, comments, corrections, etc. are eagerly requested.
Send e-mail to Ed Thelen. Please include the URL under discussion. Thank you ***

Heathkit EC-1 Educational Electronic Analog Computer

Manufacturer Heathkit
Identification,ID Heathkit EC-1 Educational Electronic Analog Computer
Date of first manufacture-
Number produced -
Estimated price or cost-
location in museum -
donor -

Contents of this page:

Photo
Heathkit EC-1 Educational Electronic Analog Computer

Placard
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Architecture
The following courtesy Steven
- Schematic - 140 KB pdf
- Operations Manual - 907 KB pdf

In the above, the schematic is from the manual, rotated :-) While trying to stitch the two .pdf files Steven sent, I found a GREAT free stitcher
http://www.cs.ubc.ca/~mbrown/autostitch/autostitch.html
Much better than the stitcher in my $100 picture editor.

Special features
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Historical Notes
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This Artifact
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Interesting Web Sites

Other information
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If you have comments or suggestions, Send e-mail to Ed Thelen

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Updated Jan 14, 2009