Ch-899 Chouchin Radio Controlled Clock Manual

(or sometimes 4:00 or 8:00) while the clock searches for a signal. This process typically takes 3–10 minutes but can take up to several days in poor reception areas. School Fix Manual Time Setting

| Parameter | Specification | | :--- | :--- | | | CH-899 | | Frequency | 60 kHz (WWVB/US) / 77.5 kHz (DCF/EU) / 60 kHz (MSF/UK) | | Operating Temp | -5°C to 50°C (23°F to 122°F) | | Power | 2-3 x AA (1.5V) or USB 5V | | Accuracy (Quartz) | ±0.5 sec/day | | Accuracy (RC) | ±1 sec per million years | ch-899 chouchin radio controlled clock manual

As soon as the batteries are installed, the clock will begin its setup process. You will observe the following: (or sometimes 4:00 or 8:00) while the clock