Robotic voice

Please, i need to add a robotic effect to a recording. Do you know which effect I have to use?

there are different types of robot voice,
e.g. cylon … https://forum.audacityteam.org/t/sounds-and-voices/10629/6
Dalek … https://forum.audacityteam.org/t/dr-who-dalek-synthesised-voice/16597/7