The Bowl Feeder Works On D.C Pulsating Supply Obtained From Converting 230V.A.C Single Phase By Use Of Rectifier Or Thyristor Circuit . Each Is Supplied With a Control Panel To Supply D.C Power To The Vibrator And Control The Feed Rate . As The Supply Frequency Is 50 Hz , The Bowl Feeder operates At 3000 Vibration per Minute (V/M) at 1.5mm . Aplitude (Maximum)