0 to 6V adjustable power supply (CB21190E)

This circuit was found in an Electronic Design from the 90's. The maximum output current is 1.25 A.

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50 W Amplifier (CB6180E)
Found in a 1967 Delco documentation, this circuit can deliver power from 40 to 50 W at 8-ohm load....
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This circuit is from a factory documentation (National Semiconductor) of the 80's. The power...
4.5 W Amplifier (CB6298E)
This 1968 Mallory circuit uses an uncommon integrated circuit today. The circuit has a 30 to...