Driver for Electric Typewriter (CB6561E)

This circuit was found in a Philips documentation from 1966. Its purpose is to drive the solenoid of an electric typewriter of the time.

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Color organ (CB9089E)
This was the original title given by the publication of the 80s in which we found it. Similar...
Common Emitter Stage (CB25635E)
This general-purpose transistor amplifier stage was found in the November 1993 issue of...
SCR Synchronized triggering (CB21544E)
This circuit was found in an Electronic Design from 1968. Its purpose is to produce synchronized trigger...