SubStrobe 200 Comments and Updates
The SubStrobe 200 receives rave reviews for its superb features and compact size. It remains the most sophisticated strobe available to the underwater photographer. Early production had a few leaking battery test windows, and unpredictable problems like some flashtubes that proved to be defective. A new supplier provided dependable flashtubes, we got better at assembly, and reasonable dependability was achieved by May of '97. These strobes will have the number 6197 on the horizontal surface beside where the battery pack installs.

'98 models can be identified by the new switch lock. An occasional failure of the power transformer was identified during 1999, so a new voltage monitor circuit was added in October of '99 for transformer protection. These strobes are identified by the number 1099 stamped on the horizontal surface beside where the battery pack installs. Additional features added in 1998:

  • New switch lock to prevent accidental turn on.
  • New easy to disassemble and clean battery door.
  • New stronger welded mounting block.
  • All black model #4062.1 became available.

Design changes:

Nov, 99: After experiencing occasional transformer failures, a new voltage monitor circuit is being added to better control its operating range.

May, 97: Travel in an unpressurized plane may pop the lens out of the strobe body. All lenses are now pinned in three places to eliminate this possibility.

Apr, 97: We found that a switch inadvertently left somewhere between "off" and "battery test" could start the strobe to recycle while the rest of the circuitry was off, causing the oscillator to keep going until something failed. A simple change in the circuit board eliminated this possibility.

Mar, 97: Redesigned bulb holder with a longer shaft makes it easier to grasp for installation and removal; and a knob was added to the battery pack for easy removal.

Feb, 97: We now use the modeling light as the "load device" to warn you the strobe is in "battery test" position. This replaces the resistor previously used which could overheat if the strobe was accidentally left in "battery test" position.

Suggestions:

The battery door may stick and be difficult to remove if screwed down tight. Always unscrew the door about "2 hours" from the tight position immediately after installing. The exposure chart will be nicely aligned when unscrewed to the correct point. The door can be unscrewed 1/2 turn without affecting the seal, so don't be nervous about this instruction. Do not use the mounting arm for leverage when unscrewing the battery door.

The Mount may disintegrate if Loc-Tite is used to install a strobe mount. If the screw used to install a strobe mount protrudes more than 5/8" (16mm), it will pry the mount loose from the body. Our #9577.42 ball (#9577.43 for TLC and Ultra-Lite arms) installs properly. These parts are listed in Strobe Arm Components.

Removal of the battery pack when you travel will assure no damage can happen if the switches are knocked into the "on" or "battery test" positions.


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