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-
7. When 51 is closed, and the shutter simultan
components. Si.nce direct current cannot flow
eously tripped, the blade latch opens 52. With
through capacitors. the function now changes
-
S2 open. the timing circuit by-pass is removed,
to voltage, which charges the capacitor, or re
and timing begins. Current now flows through
sistor/capacitor combination, selected by rotor
SI, photocell LOR, and the selected timing
switch, 53, on the reverse of the aperture wheel.
-
-
-
-
-
-
@-+
BATTERY
s,
FIG.
'·a
MAGNET HOLDING CI RCUIT
-
BYPASSES TIMING CIRCUITRY,INCLUDING Cl THRU C4, R4· RS· R7· RS
-
ttB-4
BATTERY
s,
S2
CAPACITOR BYPASS CIRCUIT
FIG. '·9 CAPACITOR HOLDING CI RCUIT
5
--.e.g
PHOTOCELL
BATTERY
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