A monostable multivibrator is an electronic circuit that has two states, only one of which is stable. The circuit can be pushed into the unstable state by a control input. The time spent in the unstable state is usually controlled by the charging (or discharging) of a capacitor through a resistor.
... deer, hares, squirrels, rats and mice everywhere. The avi-fauna is the common Siberian, and the rivers swarm with fish, especially species of salmon (Oncorhynchus). ...