Linear Ramp Generator (CB5929E)

This circuit appears elsewhere on this site. This is from an American 80's circuit manual. Components used are not common today.

Light Linear Meter (CB5304S)
This sensor circuit was found in an American 1980s documentation. Modern operational amplifiers can...
Active Tone Control (CB794E)
This treble and bass control drains some milliamperes from a 12 V supply and can be used with any...
TPS7A19 Linear Regulator with Low Voltage Drop (COM189E)
January 2017 - Texas Instruments' new TPS7A19 Low Voltage Dropout (LDO) linear regulators are now...