Audio Booster (CB6181E)

This reinforcing stages from a 1960s documentation. No information is given about the transformer and the transistor admits equivalents.

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Diode Noise Generator (CB4127E)
This noise generator uses the thermal noise of a common diode junction. The circuit is from an...
Inverting CMOS Amplifier (CB25577E)
This gain 10 CMOS op amp was found in the May 1993 issue of Electronics Now magazine. It is...
Long Interval Timer (CB1521E )
The time constant of this circuit is 100 x R1 x C1, which leads to the possibility of obtaining times...