64ACCESSORIES continuedMOTOR DRIVESMotor Drive MD-15The use of the Motor Drive MD-15 with the FA enables auto-matic film advance when the unit's trigger button is pressed. Inaddition to single frame shooting, continuous firing at themaximum rate of 3.2 frames per second is possible (at 1/125sec or faster). The MD-15 is very convenient when shootingfast-moving subjects since the photographer does not have towind film manually or take his eye off the subject.To attach, remove the FA's handgrip and engage the tripodsocket of the camera with the mounting screw of the motordrive.With the MD-15 attached, the FA is powered by batteries insidethe motor drive.Motor Drive MD-12The FA also accepts the Motor Drive MD-12 for approx. 2.7frames per second shooting (at 1/125sec or faster). Comparedwith the MD-15, it takes slightly longer for the shutter to bereleased after you depress the MD-12's trigger button.