Synchronous clock timers are characterized as being what?

Synchronous clock timers are characterized as being accurate and AC operated, which is why the comprehensive answer is that they display both characteristics.

These timers achieve high accuracy by synchronizing with the frequency of the AC power supply, typically using the standard frequency of 60 Hz in North America or 50 Hz in many other parts of the world. This synchronization means that the clock timer can maintain precise timekeeping that is not reliant on internal batteries or oscillators, which can drift over time.

Additionally, synchronous clock timers are powered directly by AC voltage, leveraging the power supply as part of their timekeeping mechanism. This dual dependency on both accurate synchronization to the AC frequency and the use of AC power supply solidifies their classification as both accurate and AC operated. Therefore, recognizing that both aspects are integral to the functionality of synchronous clock timers is essential for understanding how they operate in electrical systems.