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The maximum number
of
flashes for
continuous
shooting are
li
sted
below.
Maximum Frames
Batteries
number of
per
flashes'
second
AA-type alkaline-manganese
4
61ps
batteries
inside
88-22
AA-type alkaline-manganese
10
61ps
batteries inside 88-22 plus C-type
alka line-manganese batteries
inside
40'"
4.2
1ps
optional DC
Unit
8D-7"
• Don't begin the continuous
sequence
until the ready-light
has been
lit
for
approx.
30
seconds (with fresh batteries
at
20°C [68 °FJ).
••
For detaits
about
the SD
-7,
see page
52.
•••
More flashes possible, but never fire the flash more than
40
times.
Before firing the flash
again,
let
it rest
for at
least 10
minutes.
Note:
In
M
or
TTL automatic
modes,
or
A
l1A2 modes (non-
TTL automatic
modes),
do not
fire
the
flash
more than 10
frames without allowing the flash to rest at least 10
minutes.
Even for
fewer
flashes, be
sure
to allow the
SB-22
a
few
minutes
to
rest.
Using the flash
continuousty
without cooling
causes malfunction.
32
Guide Number
In
M
or
MD
mode,
without
referring
to
the
aperture se-
lection/shooting
distance range
panel,
you can
de-
term
ine
the
f/stop
by using
the
following equation:
guide number
f/stop=
b"
flash-to-
su
lect
distance
See
the
table
for
guide
numbers at va rious
film
speeds.
Guide number at various film speeds
Unit
·
m(lt)
Normal
With wide -flash
adapter
Mode
M
(manual)
MD
M
(manual)
MD
selector
1600
100
(328)
32 (105)
70 (230)
22(72)
800
70 (230)
22
(72)
50 (164)
16 (52)
0
400
50 (164)
16
(52)
35 (115)
11
(36)
!!1
200
36
(1 18)
11 (36)
25 (82)
8 (26)
100
25
(82)
8 (26)
18 (59)
5.6( 18)
50
18
(59)
5.6 (18)
125(41)
4 (13)
25
125
(41)
4 (13)
9 (30)
2.8 (9)
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