Motorboating: A low-pitched putt-putt sound that comes out of a loudspeaker. It indicates that an amplifier is oscillating at a low frequency. The cause is usually the power supply having too large a Thevenin impedance. Related posts: Personnel Management Operative Functions Administrative Role of PM Competency HR Management Role Change Personnel Policies Personnel Procedures Appealed Policies Implied Policies Specific Policies Personnel records Research Pure research Personnel research Attitude or Opinion Survey Turnover Secondary research Applied research Personnel audit Read more articles Previous PostMonolithic IC Next PostMPP value or Output Voltage Swing