This configuration of the 1980s uses NAND A-type CMOS ports, which have a linear response with feedback resistors. The circuit is documentation from the 80's. The power can be made with voltages from 3 to 15 V and the signal cables must be shielded.
![](/images/sampledata/cb/cb1290e_0001.jpg)
This configuration of the 1980s uses NAND A-type CMOS ports, which have a linear response with feedback resistors. The circuit is documentation from the 80's. The power can be made with voltages from 3 to 15 V and the signal cables must be shielded.