Combined Light and Dark Alarm 741 (CB25480E)

This circuit detects a light window using two operating systems. The circuit is from a July 1992 Radio Electronics.

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Audio Limiter (CB25429E)
We found this circuit in the January 1992 issue of Radio Electronics magazine. The circuit...
Divide-by-8 Counter - 4018 (CB170E)
The division by eight using the 4018 is made as shown here. It isn't necessary to use additional...
OPAx388 Precision Operational Amplifiers
May 2017 - Texas Instruments' new OPAx388 operational amplifiers can now be purchased from Mouser...