Place the N-type in position without screwing it. Cut, perforate and bend the triangular sheet of copper 0.5mm thick according to the design file provided. File the tip so it can be inserted in the N-type.

Stabilize the brass wire on the copper triangular using small wires, and solder them.

Insert the small tip of the triangular copper sheet in the N-type connector and solder.

Screw the N-type on it’s final position

Check with a multimeter that there is no short between reflector & helix