|Amber||Amber LED Displays|
|Blue||Blue LED Displays|
|C||Crystal Time Base: A crystal reference is employed for those applications requiring independence from the line frequency. A trimming function is included for greater accuracy (2-3 seconds/week).|
|ESE||ESE Time Code Output: An ESE Time Code output is provided allowing the unit to drive ESE Time Code Slaves.|
|Green||Green LED Displays|
|J||220 VAC/50 Hz Operation: The unit is configured to operate from 220 VAC line voltage. 117 VAC 50/60 Hz is standard.|
|UL||"UL" Approved Power Supply: The unit is supplied with a UL/CSA approved wall mount power supply.|
|W||3-Wire Power Cord: Recommended where static charges can occur. Standard on many units, otherwise a 2-wire cord is supplied.