LM3900 Buffer (CB14186E)

We found the configuration below, with unit gain, in the National Semiconductor Linear Applications Handbook.

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30 W Motor Control L200 (CB15146E)
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Ground test (CB7278E)
This circuit tests the grounding of a three-pin outlet. We found it in a Popular Electronics from the 80s....
Motocross game (CB24576E)
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