Crimp Terminal, Standard 0.062 inch, 1.57 mm Diameter, Pin and Socket Crimp Terminal, Series 1560, Male, with Tin (Sn) Plated Brass Contact, 18-24 AWG.
On Rear Panel of President Lincoln is a 9-Pins Accessory Connector. These are the Pins to use with this Connector. Read the User Manual how to (de-)activate Functions like External Speaker, Internal Speaker, PA-Speaker and Morse Key by using the Pins on designated position and use Shortening Wires.