DCsignaali
DCsignaali is a concept or term that refers to a direct current (DC) signal. In electrical engineering and electronics, a signal is a variation in a physical quantity, such as voltage or current, that conveys information. A DC signal is characterized by its constant polarity, meaning it flows in one direction and does not change its direction over time. This is in contrast to an alternating current (AC) signal, which periodically reverses its direction.
DC signals are fundamental to many electronic devices. Batteries, for example, provide a DC voltage source.