Singer Graflex STROB 250 User manual

www.butkus.us3.                                           4.
Orient + and - markings on plate      If the ON-OFF switch is in the ON
inside the case top with the bat-    position, move to OFF.
tery markings.....plus to plus
and minus to minus and replace      5.
top. Lock both snap locks. As    Attach the coiled power cord at
the locks draw the top in place    the lamphead and at the power
the contacts will pierce the pro-    pack. The cord can be attached
tective plasti c on the battery and    one way only. . . .  . to prevent ei'-
establish contact.                     rorl

          MOUNTING FOR USE
To the camera                Use an accessory mounting bracket
                               and battery case clamps.
To tripod              A standard tripod mounting thread
                                    is providedinthebase of theSTROB
                             250 handle.
To light stand                Use an accessory adapter or clamps
                               or hand hold. . . .  . no further attach-
                            ment needed.

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USING THE STROB 25O
 l.                                                2.
Connect a shutter sync cord from     Set the ON-OFF switch in the
the lamphead to the shutter.       power pack to ON. In this posi-
                                        tion the system is energized at
NOTE: It is recommended that      all times. Allow a few seconds
a shutter sync test be made when     before making the first flash to
the STROB 250 has been ener-     bring the capacitor up to full re-
ized. Set the shutter at "X" and     juvenation (from its discharged
remove the back on the camera      condition).
to observe the shutter blade con-    The winking light in the power
f iguration.   Tripthe shutter    pack ON-OFF switch indicates
which fires the Strob 250. At     the system is energizing. The
this time look through shutter  .     lightwill continue to wink as long
A full circle of light wiII be ob-    as the switch is in ON position.
served if the shutter is properly     This is a reminder to you andwill
synchronized.                       help prevent storage of the unit
                                   while stillenergizing...  . you?ll
                                                                         .you          A          enjoy longer battery life if                                 observe the signall
                       [\                   BEFORE DISCONNECTING,
                    SET SWITCH AT OFF AND
    SYNC     NOT SYNC    FLASH THE LAMPHEAD.

EXPOSURE CALCULATOR                     www.butkus.us
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 INDEX POINTER
                                       t-oe
5.
The exposure calculator in the   and minus index is provided to
Iamphead is a simple "one-set-    permit a half-stop setting from
ting" device. Set the index point-     the true f-stop number. Simply
er to the ASA rating for the film    set the pointer to the plus or
you are using; read on the dial   minus,  as specific conditions
the f-number for the distance    dictate, and read the f-number
from subject to camera. A plus     directly.
                              @

www.butkus.us
3.
                                                            do not turnWatch for the teady light on the    To extendbattery life,
IampheaAto signat "reaay'. The     unit off if timebetween flashes is
Iight canbe seenfrom any angle  .    one hour or less.
It  is  factory-adjusted to start      4.
blinking after capacitor charging   A red flash buttonfor "open-ex-
 (recycling) attains a levelwithin    posure"is providedon the top of
l/2 f.-stop of full power readi-     the lamphead. Use this button to
ness, assuring proper exposure.     trigger the flash when painting a
                                 scene or for general testing.
     GENERAL POINTS TO REMEMBER
tThe Strob 250 can be used as a    TDry- cell battery performance
slave  simply by plugging the     wiII deteriorate over periods of
Graflex Slave Sync (Cat. 2265)    prolonged use. Allow as much
into the lamphead.                recovery or " out-of-use" time
                                as practical. The STROB 250
I                              power pack is designed for rapid                                                        you beAdditional information on use of    battery  change should
                                    planning a large number of shotsStrob 2 50 and the Strobomatic 500
Power Pack can be obtained by    over a very short time period.
writing Graflex Customer Rela-    Alternating batteries will pro-
tions.                                long useful battery life.

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     tralr-t-Ul MERCHANTABILITY. No liability is assumed for expenses or damages  trl!.-t!l
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SERVICE                   Western Region:             Eastern Region:
DEPARTMENTS:           800 North Cole Avenue       1406 Bergen Blvd.                                Hollywood, California 90038   Ft. Lee, New Jersey 07024
Home Office:                Midwest Reglon:              Graflex of Canada Limited:
3750 Monroe Avenue         8220 N. Austin Avenue       550 Hopewell Avenue
Rochester, New York 14603   Morton Grove, lllinois 60053  Toronto  , Ontario. Canada
88-to-oo6t 2/73                                      M6E-206