Nikon SB-28 Instruction Manual page 52

Repeating Flash
In the " mode, the SB-28 fires repeatedly during a single
exposure, creating stroboscopic multiple-exposure effects. This
mode is useful when shooting fast-moving subjects.
Flash settings
1
Select the flash mode.
—Press the µ button until ƒ " appear on the LCD panel.
2
Set the flash output level, the frequency (Hz), and the
number of repeating flashes per frame.
• Referring to the table on page 53, set the flash output level, the
frequency, and the number of repeating flashes per frame separately.
—Press the [ button until the flash output level starts blinking, then
press the { or } button to set the desired flash output level. Finally,
press the [ button to stop the flash output level from blinking.
—Repeat the procedures above to set the frequency and the number of
repeating flashes per frame.
• The numbers blink during adjustment and stop after 8 seconds unless
the [ button is pressed. The non-blinking number is the one
automatically set.
52
"
Mode
Frequency (Hz)
Flash output level
Number of repeating flashes
per frame
For cameras in all groups