Instead of outputting a signal of a specific voltage or current, the output signal is applied to the base of an internal NPN transistor whose collector is externalized (open) on a pin of the IC.
Vesta was the goddess of the hearth, the home, and domestic life in the Roman religion (idenitified with the Greek goddess Hestia). She was the first-born... Vesta was the goddess of the hearth, the home, and domestic life in the Roman religion (idenitified with the Greek goddess Hestia). She was the first-born of the titans Kronos and Rhea and, like the others...
Under Floor Heating (hypocaust). Rich Roman houses had central heating which was under the floors. This heating system was called a hypocaust. The floors were supported on stacks of tiles (pilae) and hot air was circulated under the floor from a furnace stoked outside the building. Mosaic Floors. Mosaic have been found on the floors of many Roman buildings. Rich Romans decorated the floors of their main rooms with mosaics-tiny coloured stones (tesserae). These were stuck to the floor with mortar, a type of cement. Each mosaic used thousands of pieces to make a pattern. Mosaic floors were a statement of wealth and importance.