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A comment on “Space age electronics”: Inside a GE thin-film paperweight from the 1960s. Parent comment
It's a 22.5v ANSI/NEDA 215, and they still make them. Alkaline now instead of Zinc-Carbon. They are kind of expensive, at $20+ USD, but available.
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It's a 22.5v ANSI/NEDA 215, and they still make them. Alkaline now instead of Zinc-Carbon. They are kind of expensive, at $20+ USD, but available.