September 1969 Electronics World
Table of Contents
Wax nostalgic about and learn from the history of early electronics. See articles
Electronics World, published May 1959
- December 1971. All copyrights hereby acknowledged.
These two tech-themed comics from the September 1969
issue of Electronics World are pretty good. I especially like the one where the guy's
wife entered his printed circuit board layout in an art contest. PCBs were just starting to
gain momentum in production electronics as they replaced the old point-to-point wiring method.
Also popular in that era was high fidelity stereo equipment. Owning a
system with speakers that operated from 1 Hz through
30 to 40 kHz was major evidence of an audiophile's technical savvy, even though the human
ear con only detect frequencies in the 30 Hz to 20 kHz range. Dog can hear frequencies
up into the 45 kHz range. Porpoises can hear up to 150 kHz. A ferret can hear from
16 Hz to 44 kHz, which is better than the auditorily[sic] celebrated humpback whale,
which only hears from 20 Hz to 24 kHz.
"Awright! So you got a 40-kHz tweeter! Shut the window or CUT
September 1969 Electronics World (p70)
"I entered your printed circuit in the art show, dear, and guess
September 1969 Electronics World (p86)
Posted September 29, 2017