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Daylight Corrected, Constant Color
StudioMax ® III
Operator’s Manual
Studio Max ® III AKC320
Studio Max ® III AKC320B
Studio Max ® III AKC160
Studio Max ® III AKC160B
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OPERATOR MANUAL FOR MONOLIGHTS StudioMax ® III AKC320 StudioMax ® III AKC320B StudioMax ® III AKC160 StudioMax ® III AKC160B Thank you for selecting the Photogenic Professional StudioMax ® IIII AKC series. The StudioMax IIII series incorporates state of the art electronic components, providing economical lighting control, power setting repeatability and corrected, constant color. These products are built for the operational needs of the semi-professional and amateur photog
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SAFETY PRECAUTIONS Despite the measures that have been taken to make electronic flash equipment safe, it must be recognized that high voltages and high temperatures do exist within the power supply / lighting unit. Certain precautions must be observed in handling the unit. Contact with internal high voltage may result in severe injury or death. 1. Before installing or removing the flashtube and modeling lamp, be sure this appliance is turned off, cooled and unplugged from AC power s
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PREPARATION AND BASICS Unpacking and Setup: Unpack all units carefully to remove all parts from the carton(s). Do not discard or destroy the packing material until the equipment has been inspected, assembled, and all parts accounted for. After unpacking, all parts should be examined for any damage, which may have been caused by rough handling during shipment. If any damage is detected, contact the delivering carrier at once. Claim for damage should be made to the delivering carr
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Reflector, soft box, bare bulb, or other “quick-change” attachments. Flashtube. Modeling lamp. Thumb screw to hold reflector. Umbrella holder (shaft passes through knock-out in reflector.) Thumb screw for umbrella shaft. AC line cord jack. CONTROL PANEL AND BASIC OPERATION: Power Input: The power required to operate the StudioMax III is 105 to 125 volts AC, 50/60 Hz, 4 Amp, and/or, for a B (battery) model, an approved DC battery power pack (not included). The power
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Circuit Protection: Circuit protection (fuse) automatically protects this appliance from excessive damage due to circuit or component failure. Operation exceeding the rated cycle of the appliance may cause the fuse to open. [Always replace fuse with same rating of fuse.] To replace a blown fuse (power cord must be disconnected), simply unscrew the fuse holder cap (side front of unit) and replace the exposed fuse with a new fuse. If fuses continue to blow, contact your dealer or q
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Modeling Light: The modeling light has two modes of operation: 1. With POWER switch in MODEL/FLASH upper position, the modeling lamp is ON. 2. With POWER switch in FLASH or center position, the modeling lamp is OFF. [Note: With battery models the modeling lamp is disabled to conserve the available battery power.] Test Function: The TEST button is pressed to fire the flashtube for test purposes. Power Off: Turning OFF the POWER switch will turn OFF both the AC line power a
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Photocell/Slave: The built-in photoslave is operational when the unit is ON. If you wish to disable the photoslave, plug in your SYNC cord. AKC160 and AKC320 Accessories: A large assortment of Photogenic standard “Quick-Change” reflectors, umbrellas, grids, softboxes, snoots, barndoors and cases are available. AKC160B and AKC320B: A battery pack power source (AKB-1) is available, as well as a large assortment of Photogenic standard “Quick-Change” reflectors, umbrellas, grid
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OPERATION StudioMax III All Models Flashing Rate: The unit recharges quickly, as indicated by the READY light on the control panel. A quick series of flashes can be obtained within the limits of the recharge time. Continuous rapid flashing, however, can overheat and damage the flashtube and internal parts. The maximum recommended rate of flashing depends upon the power level being used and the amount of operation time. Use the following chart to serve as a guide for the maximum ra
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SPECIFICATIONS AKC320 & AKC320B General: Flash Power....................................................10 to 320 watt-seconds. (6 f-stops) Flash Duration................................................1/120 second at Full 1/400 second at ½ 1/840 second at ¼ 1/1660 second at 1/8 1/2900 second at 1/16 1/4800 second at 1/32 Recycling time................................................0.02 to 3 seconds Po
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SPECIFICATIONS AKC160 & AKC160B General: Flash Power....................................................5 to 160 watt-seconds. (6 f-stops) Flash Duration................................................1/175 second at Full 1/700 second at ½ 1/1300 second at ¼ 1/2400 second at 1/8 1/4100 second at 1/16 1/7400 second at 1/32 Recycling time................................................0.01 to 1.5 seconds
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Color Temperature Consistent and Constant The problem: With the rare exception of units costing many thousands of dollars, flash lighting packs, up to now, do not control the color temperature of the light. The color temperature typically decreases by over 100 degrees Kelvin for every f-stop of power reduction. Over a 6-stop adjustment range, this results in a color temperature decrease of over 600K. Even units that have a small 3- stop range can produce significant color shifts of ov
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film. The reciprocity law applies to commonly available black-and- white and color films at exposure times from approximately 1/10 second to 1/1,000 second. This means that no adjustments are necessary for exposure or color in this shutter range. Most modern films however have increased this range to the point that no adjustments are necessary from approximately 1 second to 1/10,000 second. It should be pointed out that all photographic emulsions are subject to an effect often called “rec
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SERVICE The photographer should not attempt to make repairs. Consult a dealer for an authorized Photogenic Professional Lighting service agent. This will provide you safety, insure proper operational functions and provide continuation of your warranty. Before removing the old tubes or installing new tubes, always unplug your StudioMax and discharge the stored energy by switching the POWER switch to OFF. Wait approximately two hours for the main capacitors to deplete any residual
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General Trouble Shooting COMMON PROBLEMS AND CAUSES Unit does not charge. Probable causes: a. Fuse blown. (Unplug and discharge the unit-Replace fuse.) b. No line power to unit. (Check line cord and outlet.) c. Defective unit. (Return for repair.) Modeling light does not turn on. Probable causes: a. Lamp turned off. (Press FULL ON/OFF button until LED lights.) b. Lamp burned out. (Inspect and replace, when cool. Replace with same part number.) Light flashes by itself w
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Photogenic Professional Lighting 1268 Humbracht Circle Bartlett, Illinois 60103-1631 USA Phone: (630)830-2500 Fax: (630)830-2525 Manual: # 016338-00 Revision: 01, 6-2005 16
