These PCBs are designed to fit into our Replica Dual Colour Korry Annunciators. Each PCB requires the following:
 
2 Tactile Led switches (Can be different colours for top and bottom)
4 Male Header Pins
Qty 2, M2.5x5mm Dome Head screws.
 
These Header pins are:
 
GND
Button/SW
Top LED
Bottom LED
 
 
Please note: You must use the appropriate resistor for each LED colour!
Orange LED is 1.9V
Yellow LED is 2.1V
Green LED is 3V
White LED is 3.2V