RELAYS
A relay with four sets of contacts provides for applying initial condition voltages and for r e
setting problem s.
REPETITIVE OPERATION
A multivibrator provides for automatic operation at from approximately 0 .1 to 15 cps.
MAIN POWER SUPPLY
The positive supply is electron ica lly regulated and provides +300 volts at 25 ma. The negative
supply provides -150 volts at 40 ma and is regulated by a VR tube.
COEFFICIENT POTENTIOMETERS
Five 100 KS2 controls with terminals on panel.
COMPUTING COMPONENTS
P recision re sis to rs, Mylar capacitors and patch cords are provided for setting up and solving
many of the illustrative problem s given in the Operational Manual.
DIMENSIONS
Computer Cabinet:................................................... 19 5 /8 " wide x 11 1 /2 " high x 15" deep.
Panel:........................................................................... 19" wide x 10 1 /2 " high. May
be mounted in
standard rack if desired.
WEIGHT
Net Weight:................................................................ 37 1/2 lbs.
Shipping Weight:....................................................... 43
lbs.
POWER REQUIREMENTS
1050125 volts, 50-60 cps, 100 watts.
ASSEMBLY TIME
Average about 25-30 hours. May require m ore or less time, depending on experience of builder
and quality of workmanship.
OPERATION
This Operational Manual gives a discussion of Analog Computer theory and operation, instruct
ions for operation of the EC-1 and directions fo r setting up and solving severa l illustrative
problem s.
APPLICATIONS
Teaching and demonstration in Engineering, Physics and Mathematics cla sse s.
Laboratory use, especially in cla sses in analog com puter design and use.
Industrial laboratories for prelim inary runs of problem s.
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