The "Atomic" feature works via a built-in antenna that listens for a 60kHz radio signal.
Atomic Sync, Indoor Temperature, Calendar, Alarm/Snooze. sharp atomic clock spc373 user manual
To get started, you will need . Open the battery compartment on the back of the clock. The "Atomic" feature works via a built-in antenna
If you live in an area with poor signal reception, you may need to set the clock manually: Press and hold the button for 3 seconds. Open the battery compartment on the back of the clock
If you’ve lost your physical copy of the , this guide covers everything from initial setup to troubleshooting signal issues. 1. Initial Setup and Battery Installation
Finally, select your preference for and Daylight Savings Time (DST) on/off. 4. Setting the Alarm Press the ALARM button once to view the alarm time. Press and hold the ALARM button until the digits flash. Use the UP/DOWN buttons to set your desired wake-up time. Press ALARM to lock it in.