MOSFET Switches (CB21260E)

These are drive circuit using power MOSFETs. We found it in a Popular Electronics from the 90s.

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Low Frequency Oscillator (CB14953E)
With two operational amplifiers this circuit generates triangular and rectangular signals at a...
Even Number Divider (CB6532E)
This circuit of an EDN divides the input pulse frequency by even values. The circuit is TTL and...
Code practice oscillator (CB22008E)
This circuit was obtained from an English publication from 1977. The integrated circuit is a...