The electrical current used
____ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ (select one).
220 volt, 50 cycle.
120 volt, 60 cycle.
110 volt, 60 cycle.
250 volt, 50 cycle.
To insure that the shutter is operating properly, which of the following steps should you take?
Check the filter holder.
Remove neutral density filter.
Operate exposure button.
Rotate lamp control knob.
HOW TO EXPOSE THE SENSISTRIP.
PROCEED THROUGH THE NEXT STEP WITH CAUTION. WHEN OPENING THE
FILM GATE, THE STEP WEDGE ASSEMBLY MAY COME LOOSE IF IT HAS NOT
BEEN INSTALLED CORRECTLY.
a. Expose the sensistrip.
(1) Open the film gate (11) with the film gate release lever (14). Push the exposure button (5)
and note the area of least density on the step wedge (9).
(2) Insert the film across the pressure pad (12) with the emulsion facing the step wedge (9).
Place the film notching code on the same side of the sensitometer as the end of least density on the step
AFTER THE FILM IS PROCESSED, THIS WILL RESULT IN THE DENSEST
AREA OF SENSISTRIP BEING NEXT TO THE NOTCHING CODE.
(3) Reset the film on the 4 x 5 film guide (13) below the pressure pad (12).