Ziff-Davis did not renew the copyrights of Electronics World
so the pre 1964 issues are in the public domain.
(Just in case: Copyright © 1963 Poptronix, Inc.; used by permission.)
Ziff-Davis did not renew the copyrights of Electronics
World
so the pre 1964 issues are in the public domain.
(Just in case:
Copyright © 1963 Poptronix, Inc.; used by permission.)
Solid State 3-Chanel Color Organ
By Donald Lancaster
This was Don's first published construction article.
Music/Speech Discrimator
Frank D. Gross
This was also by Don Lancaster under one of his psudonames. His said it was a
good thing because the circuit didn't work very well.
Two thing that were common place in the 1960's were vacuum tubes and S&H Green Stamps. A TV would have a dozen tubes and you would need to replace several each year. Stores would give you Green Stamps based on the amount of your purchase. (Like frequent flier miles.) You would redeem them for variety of gifts.
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300 dpi tiff files are available.
