Linear Ohmmeter LM11 and TL431 (CB14548E)

We found this circuit in Motorola's Linear Databook in 1990. Integrated circuits are somewhat difficult to obtain today.

Guitar Effects Circuit (CB10214E)
This circuit was suggested by the 101 Electronics Circuits of 1979, but it is still current if we...
RSC TruStability ™ Pressure Sensor Mounting Board (COM197E)
January 2017 - The new Honeywell RSC TruStability ™ pressure sensor mounting board is available from...
Voice Compressor (CB19341E)
This circuit changes the dynamic range of an audio signal. The integrated circuit used in this...