Resistor Value Color Computer Wheel, Japanese Version

A commenter on Monday’s post about Rob Ives’ free downloadable resistor color wheel computer pointed us to the Japanese-language site of Ikkei Electronics, which provides this PDF created in 2007, and apparently dated to 1976, showing this cool hand-drawn-and-lettered version of the same idea. [Thanks, ikkei!]

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I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and My work has also appeared in ReadyMade, c't – Magazin für Computertechnik, and The Wall Street Journal.

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