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Butterworth or Chebyshev Filter Design Input

HP-67 soft. published by Hewlett-Packard

Not listed in MAME yet

Butterworth or Chebyshev Filter Design Input © 197? Hewlett-Packard

TRIVIA

Published in the HP-67 E.E. Pac 1.

SOURCES

HP-67 E.E. Pac 1.