Home / Forums / General melodica discussion / Ergordica: Similar to Melodica but Smaller Form Factor / Reply To: Ergordica: Similar to Melodica but Smaller Form Factor Reply To: Ergordica: Similar to Melodica but Smaller Form Factor March 11, 2020 at 12:08 am #11212 Jerry BallardParticipant So the more widely spaced keys on each side are whole steps and the closer ones are semitones? I assume the gap between the hands is a whole step?