Film cameras
Braun F900 Professional User manual
User manual for Braun F900 Professional. 14 pages in French, Spanish. Read the original PDF, download or print a copy without registration.
14 pagesFrench, Spanish0.5 MB PDF
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Document details
- Brand
- Braun
- Model / document
- Braun F900 Professional
- Document type
- User manual
- Language
- French, Spanish
- Pages
- 14
- File size
- 0.5 MB
- Category
- Film cameras
- Document date
- Not specified in catalog
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Page 4 · Read text
VarioComputer compares it with the 14 Computer Programming computer automatically meters the
programmed set value and switches off On the Braun F 900 you have the light output. This is particularly impor-
the flash when the light output choice of three computer apertures. tant when flashing in large rooms or
necessary for correct exposure has The apertures are according to the when using bounch flash with unfav-
been reached. film speed set (9-27 DIN/6-400 ASA) ourable reflection. A trial flash with the
between t12.8 and Il22 (for example manual firing button (9) will suffice and
9 Flash Read Light/Manual Button with 18 DIN/50 ASA-film Il4 - fl9 - f/16). the computer signal will tell you what
As soon as the Braun F 900 is ready The programming switch has corres- you want to know. lf it does not light
for firing the ready light comes on. ponding click stop settings. lf you push up, reduce the subject distance or
You can then take your flash picture it to the left past the end of the scale open up to a wider aperture.
or operate the manual release, e.g. it will again engage in 0". "automatic when using open flash or as trial or The computer is then switched off (see 18 Connection for Braun VarioControl
test flash (see point 17). For this also number 18). This accessory considerably extends
purpose just push the transparent the scope of the Braun F 900. De-
lever forward with the thumb. 15 Angle of lllumination Slide tailed information on the Braun
lf you want to use wide angle illumi- VarioControl will be found in the
10 Programming Center nation, move the wide angle setting ..Braun F 900 System" section. For
The most important controls are com- grip (7) to the corresponding position connection of the VarioControl the
bined on the back of the flash head and set the slide to the wide angle aperture programming switch (14) must
underneath the swivel reflector so that symbol. Computer operation remains be pushed right over to the left to the
they are clearly visible when using fully operative. In addition, you can last click stop position. After inserting
the Braun F 900. now read off on on the center the VarioControl plug the slide
16 Range scale the modified computer automatically moves back to uauto-
11 Film Speed Indicator ranges. The white figures give the matic 0" position. Automatic light
With this slide switch you set the film range in metres, the green figures in output metering is now carried out by
speed to click stop settings between feet. On manual operation the aper- the VarioControl.
9 and 27 DIN (white figures) or tures corresponding to the various 19 Socket for Bounce Flash Shade
between 6 and 400 ASA (green figures) ranges can be read off on the On the side of the flash head there
against the aperture scale (13). is a screw socket to take a bounce
12 Index Mark. This adjusts the flash shade which provides particularly
13 Aperture Scale (red figures) to the 17 Computer Check Signal soft illumination and offers additional
film speed. ln addition, the index mark This signal provides an additional advantages, for example for portraits. (12) indicates the middle computer ' safeguard with computer operation. Additional information on the bounce
working aperture. It always lights up if sufficient light flash shade is given in the nBraun
is reflected from the subject and the F 900 System, section of this manual.View original page 4Page 5 · Read text
20 Flash Lead Connection 25 Barix Accumulator State of Charge Preparation
Here the flash head of the Braun F 900 lndicator
is connected to the X flash terminal The state of charge of the lead Power Supply
of your camera with the accumulator can be checked quickly The Braun F 900 is available with lead
flash cord supplied. and simply with the aid of these (Barix) accumulator unit, with NC
indicator tubes (see also the section (: nickel-cadmium) accumulator unit
21 Camera Bracket on "Lead [Barix] Accumulator Charg- or with power pack.
The F 900 has a particularly strong ing").
camera bracket with screw thread. lt The lead accumulator unit is a lead
is used to attach the flash head to accumulator system. The state of charge
the camera or to a tripod. The bracket must be checked and occasionally
can be pushed into a guide on the distilled water must be added (see also
base of the power pack and engages uCare and Maintenance> section).
there automatically. lt is released by
pulling the The NC accumulator is practically
22 button on the back of the power pack; maintenance-free. lt must be recharged
at the same time pull the bracket away from time to time.
sideways.
The power pack takes its flash power
23 Flash Head Ouick Release Catch from the power line so that cable
To release the flash head quickly from connection is necessary. A voltage
the camera it is fitted with a quick selector switch on the power pack permits
release catch. The catch is released connection to supply voltages of 1'10, 130,
when the button on the base of the 220 and 240 V (see also "Flash Operation
flash head is depressed. For special from the Mainsr).
applications the lamp head can be
turned through 30o in either direction The accumulator units are also available
after lifting up and fixed in position. separately as accessories.
24 Carrying Strap Braun FB 900 lead accumulator unit
The carrying strap of the F 900 is Braun FC 900 NC accumulator unit
permanently connected to the power Braun FN 900 power pack
pack so that inadvertent release is
units are identical in not possible. www.butkus.us All accumulator
shape and are simply pushed into the 16View original page 5Page 6 · Read text
power unit until they engage. To change switched on inadvertently, for example Flash Photography
them ribbed catch (3) should be depressed during transport, because the on/off
and the accumulator unit withdrawn. switch (1) only becomes operative after Flash with the Variocomputer
the cord has been connected to the lamp Switch on the power pack with switch (1).
The Flash Head h ead. When switched on a red area wil be vi-
Release the robust rnounting bracket of sible. When the nominal voltage of 360 V
the power pack by prlling the locking Camera Settings is reached at the flash capacitor an auto-
button (22) on the back of the power pack. The flash cord supplied should be plugg- matic electron ic control prevents f u rther
With the bracket you can now attach the ed into socket (20) on the flash head and charging of the capacitor. When the capa-
camera to the flash head or screw the into the X terminal on the camera. On citor voltage drops as a result of leakage
flash head onto a tripod. The flash head cameras with diaphragm shutter we re- current and loading, the power pack is
can be released f rom the bracket in a commend a shutter speed of lltzs s€c. connected again when the voltage drops
matter of moments by pressing the locking below a certain limit. Thus, the current
button (2S1 on its base. On cameras with focal plane shutter you consumption from the accumulator is re-
should set the fastest synchronized shut- duced to short recycling intervals. When
ter speed for electronic flash units stated the unit is ready for firing indicator (9)
in the camera instruction manual. lf you lights up.
do not know what this shutter speed is or
in cases of doubt set the camera shutter Check the angle of illumination setting at
to r/so sec. p rog ram switch (1 5).
Now program the Braun F 900 to the A glance at the scale panel of the program-
speed of the film you will be using. On ming center (10) will tell you to what
the back of the flash head you will find depth the flash will illuminate the subject.
switch (1 1) above the scale window. With This will be affected by the computer
it you can set all film speeds between aperture selected by you. Underneath the
9 and 27 DIN in white figures (green: film speed indicator you will find a white
This quick release catch is also useful if 6-400 ASA) against the index mark. De- scale for distances in metres and a green
you want to use the flash head at an pendent on the speed you have the choice one for distances in feet.
angle to the subject. lt can be refitted of three computer apertures. Set the Example: with 1B DlNi50 ASA film and a
after swivelling 30o in either direction. aperture required on the F 900 and on the working aperture oI f lB your flash will have
The plug of the coiled cord on the flash camera as well. a range of up to 18 ft.
head is plugged into socket (2) of the
power pack. lf this is done just before The Braun F 900 enables you to confirm
17 shooting, the power pack can not be this by means of a check measurement.View original page 6Page 8 · Read text
the same intensity as the daylight but is Flash without Computer Gare and Maintenance
subordinate to it, and since the light will You will certainly only want to dispense
cast soft fill-in light on the sections that with the convenience and certainty of cor- Lead (Barix) Accumulator Gharging
would otherwise be too dark, set the rect exposure of the VarioComputer in The state of charge can be read off on
VarioComputer of the. Braun F 900 to one exceptional cases, e. g. if you wish to go the indicator tubes (25) in the back of the
stop larger, in this case therefore to f/8. beyond the maximum working range of accumulator unit. The accumulator is fully
The VarioComputer will thus cause less the computer or if you intend to use the charged when all the balls are floating on
light than usual to be emitted by the unit. open flash method. top. The battery is approximately one
As the VarioComputer takes into account (two) thirds discharged if the black (red)
not only the subject brightness but also You do not need to dispense with the balls have dropped. lf the green balls as
the incident daylight there should be no VarioComputer where camera-to-subject well drop the accumulator is completely
difficulty in filling-in the deep shadows and flash-to-subject distances are diffe- discharged. The power pack should be
outdoors. rent if you use the Braun VarioControl, an switched off and must be recharged, t external sensor on the camera which is immediately. l\rlK">'u Flashing from AC available as an accessory and which is
With the Braun FN 900 power pack you can described in detail as the Braun Vario- Basic rules: never store accumulators
take the power for the Braun F 900 direct- Control in the section on the Braun F 900 when discharged. Pay particular attention
ly from the power line. Before inserting in system. to the state of charge with lead accumu-
the power pack compartment check that lators. When the battery is not in use, it
the power pack is set to the correct lf you want to switch off the VarioCom- should be recharged when the red balls
supply voltage. On the narrow side of the puter push the programming switch (14) have dropped.
power pack there is a selector switch for to the left past the end of the scale. lt
1 10 / 1 30 I 220 and 240 V. lt can be set to will automatically engage at "automatic Your Braun F 900 is supplied with a spe-
the supply voltage available by inserting 0,. Assuming that the speed of the film cial charger. Check that the 110/220V
a coin in the slot. Connect the power pack being used has been correctly set on the selector switch is set to your supply vol-
,., scale panel of the programming center, tage. The accumulator unit can-but does to the power socket with the cord pro-
vided. The cord is 13t/s f t. long and thus en- you will be able to read off the corres- not have to-remain in the power pack for
sures the necessary freedom of move- ponding apertures under the ranges charging. Thus it is possible to connect a
ment for any number of flash shois in Please note that it is always the distance reserve accumulator to the mains for
normal sized rooms. between the flash head and the subject charging while you continue taking your
Please note: when overloaded the power which is meant, flash pictures with the other. Then you
pack is disconnected from the mains by a only need to plug the charger on-to con-
temperature cutout. When the unit has nection (4) on the accumulator unit and
cooled down the cutout switches on again connect to the power supply. When the
19 automatically. accumulator is properly charged an indi-View original page 8Page 10 · Read text
The Braun F 900 System B instea d of 3 computer apertures (includ- for it in the form of a screw socket (19) and ing the intermediate stages a total of 22 the 120o inclination of the reflector. The
You can make your Braun F 900 still more settings). shade provides bounce flash wherever
versatile or even build it up to a minia- there are no reflective surfaces or they
ture studio unit by means of additional As a result even longer range with computer wou Id produce undesirable color ren-
flash heads, a bounce flash shade and the flash or increased depth of field as a result d itio n.
Braun VarioControl external sensor in- of smaller aperfures.
dependent of the flash head. Finally, u note on the case for the power
Flash ready Iight near the viewfinder (im- pack of your Braun F 900. The case has
The Braun VarioControl portant if the flash head is some distance cutout panels for the indicator tubes of
away). the lead accumulator and the carrying
strap of the power pack.
Manual firing and computer check for illu-
mination checking centrally from the camera.
Hot shoe or flash cord connection"
67lto f t. power/flash cord.
The Braun FZ,K 900 Additional Flash Head
r:rt
..it$i t r.r i . v For improved modelling up to 3 FZK 900
r j'"NN\.N" can be connected to the F 900. The add-
itional flash head has its own capacitor
With this accessory you can considerably with a guide number of 44 for 21 DIN/
increase the scope of your Braun F 900. 100 ASA film (31 for 1B DIN/50 ASA). Like
You can even take advantage of the con- the main flash head of the F 900 it has
venience of computer flash when the main three computer apertures and the re-
flash head is off the camera or is pos- flector can be continuously inclined up
sibly used some distance away or if you to 120".
are using several flash heads. When
fitted onto the accessory shoe of your The Bounce Flash Shade
camera it becomes a programming center For portraits and in all cases where soft
and offers you the following features: lighting is required the bounce flash
shade will be indispensable to you; the
21 flash heads of the F 900 have provisionView original page 10Related documents and language editions
From the M. Butkus archive. Original publisher and archive notices are retained.
Check the model and edition against your equipment.
PDF verified 2026-10-10.