Crowbar for power supply (CB8367E)

This protection circuit was obtained in a 1969 Electronic Design. The SCR can be the current equivalent, depending on the fuse current.

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Bridged Output Operational Power Amplifier LM12 (CB14391E)
In the figure we have the way to connect two high power operational amplifiers LM12 to double the...
Solenoid Current Monitor (CB5399E)
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Lamp Flasher LM3909N (CB4556E)
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