1-quadrant logarithmic converter (CB7333E)

This temperature compensated circuit was found in a Popular Electronics from the 90s. Integrated circuits and transistors are from that time.

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LDO from 1.2 V to 32 V x 1 A (CB1251E)
The circuit we use makes use of Linear Technology's LT3080 (www.linear.com) which consists of a...
Variable oscillator for code practice (CB7317E)
This circuit is from Popular Electronics from the 90s. The integrated circuit is not very common...
Up to 1000 W Power Control (CB16463E)
This traditional triac power control circuit can control loads up to 1000 W. The triac must be...