Gain for absolute value amplifier (CB21607E)

Based on ON Semiconductor's CAT5113, this circuit has the additional purpose of gaining test and measurement amplifications.

| Clique na imagem para ampliar |

Logic Gate with LED Indicator (CB14628E)
This circuit is from a technical documentation from Texas Instruments from 1978. In it we have the...
Operational Multiplier and Divider (CB13812E)
We found this circuit in a publication with experiments with operational amplifiers from 1973. The...
FM modulator with varicap (CB6913E)
Using a varactor or varicap, this 1969 Electronics World circuit has a modulation range from 75...