Parallel Amplifiers (CB8944E)

This configuration for proper connection of parallel amplifiers was found in National Semiconductor documentation from the 1990s.

RSC TruStability ™ Pressure Sensor Mounting Board (COM197E)
January 2017 - The new Honeywell RSC TruStability ™ pressure sensor mounting board is available from...
PUT frequency divider (CB4253E)
With the appropriate choice of C1 and C2 it is possible to divide the frequency of a rectangular 3 V...
Door Bell Delay (CB5149E)
This circuit was obtained from an American publication from the 80's. We can use a BD136 instead...