Fast adder 1 (CB7055E)

We found this circuit in an Electronic Engineering from the 90s. It applies to any logical family.

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...