Current shield RS232 (CB8075E)

Found in a Popular Electronics from the 9s, this circuit has output for RS-232 interfaces and current input. The power supply must be symmetrical.

| Clique na imagem para ampliar |

High Voltage Power Supply for Photocells (CB12891E)
This circuit is from an Argentine publication from 1973. It provides a signal to an amplifier from...
1kHz High Pass Filter (2) (CB11556E)
This filter was obtained from the Texas Instruments Linear Circuits Applications. It makes use of...
Short Circuit Protection (CB17050E)
We found this circuit in a 1997 documentation. It can be used in any common 12 V source and has...