Absolute Beginner: Can anyone tell me if this PCB is using AC or DC and if DC what component is converting the AC to DC on it? - Electrical Engineering Stack Exchange
Switching Power Supply 120w | Switching Power Supply Lw | Lighting Transformer - Switching Power Supply - Aliexpress
AMBIENT CLOCKIT ACL 204 LOCKIT AND ACN-TL TINY LOCKIT WIRELESS TIME CODE AND SYNC GENERATORS