This circuit can be used as an answering password system in a store, office, or other location. The circuit is from Intersil using components of the time. The circuit is from the 80's.
The circuit used is the 4093 configured as an inverter in this application from Radio Electronics from...
Here we show how a Constant Current Source can be created in the Multisim Blue using a common BJT...
This circuit is the transmitter for the previous project and also for what will come next. It is a...