Saab 35 Draken: Difference between revisions

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Updated with Radio info etc.
(Switched to the Saab 35 Draken/info documentation page for the aircraft infobox, by transcluding {{:{{PAGENAME}}/info}}.)
(Updated with Radio info etc.)
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*HUVUDVARN.: Main caution light. Indicates important system warnings. See below.
*HUVUDVARN.: Main caution light. Indicates important system warnings. See below.


*HÖJDV: Autopilot indicator. Flashes as long as aircraft not at target altitude. Lit when stable at target altitude.
*HÖJDV: Flashes when autopilot HÖJD (altitude hold) is set and aircraft not at target altitude or vertical speed above 200 m/min. Lit when stable at target altitude. It is recommended to be at target altitude before setting autopilot to HÖJD.




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'''Fuel gauge'''
'''Fuel gauge'''


Shows percent of droptanks left until they are empty if attached. Otherwise percent of internal fuel remaining. The two needles shows left/front and right/rear tank level. The engine is supplied by the two tanks alternating if not on afterburner, therefore the needles will chase each other down the scale.
Shows percent of drop-tanks left until they are empty if attached. Otherwise percent of internal fuel remaining. The two needles shows left/front and right/rear tank level. The engine is supplied by the two tanks alternating if not on afterburner, therefore the needles will chase each other down the scale.


'''G-gauge'''
'''G-gauge'''
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'''Radar'''
'''Radar'''


Showing a sweep and antenna azimut as well as navigation indicators.
Showing a sweep and antenna azimuth as well as navigation indicators.
In multiplayer the radar shows aircraft in radar range: dist. < 40 km, +-60 deg in yaw, +-30 deg in pitch and > 100 m above ground.
In multiplayer the radar shows aircraft in radar range: dist. < 40 km, +-60 deg in yaw, +-30 deg in pitch and > 100 m above ground.
Yellow lines are navigation indicators used by the navigation system. See below.
Radar modes are set on the navigation radio.


Radar modes are set by the navigation radio.
 
'''Radio'''
 
The radio equipment consists of two transceiver and one control unit of model Fr-21. They are on the left horizontal panel. In the simulation both transceivers are used for communication. In the real aircraft one was the receiver for combat control data feeding the AHK and other avionics. The letters A-K stores pre set frequencies for transceiver A (closest to the control unit) and the numbers 1-5 stores pre set frequencies fro transceiver B. A stores the COM1 frequency at FG start up, B stores COM1 standby frequency. Number 1 stores the COM2 frequency at FG start up, 2 stores COM2 standby frequency. The frequency for the other letters and numbers are in the text file Avionics/Fr21.txt and can be changed by the user.
Pressing the buttons marked with dash (-) makes it possible to manually set the transceiver’s frequency using the knobs on the unit.
The radio is off at simulation start. Transceiver B uses battery power and transceiver A uses main AC.




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*Start panel: Lower left instrument panel.(2) Se below.
*Start panel: Lower left instrument panel.(2) Se below.
*Instrument and panel lighting: Left side knob above throttle.(1) Click to change intensity.
*Instrument and panel lighting: Left side knob above throttle.(1) Click to change intensity.
Landing/taxi light switches: Left front canopy rim. Left and right landing light. If switches are in on position the lights will be automatically turned on/off as landing gear are lowered/rised.
Navigation lights (sv. "Lanternor"): Right aft panel. Three settings are implemented; off, dim and bright.


=== Flying ===
=== Flying ===
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* Switch on the generator when engine at 30%. The switch next to the start button.(no. 5)
* Switch on the generator when engine at 30%. The switch next to the start button.(no. 5)
All caution lights should now be unlit in a few seconds.
All caution lights should now be unlit in a few seconds.
   
   
'''Normal operations'''
'''Normal operations'''
* Draken has elevons, combined ailerons and elevators. Large elevon deflections decreases the available aileron difference.
* Draken has elevons, combined ailerons and elevators. Large elevon deflections decreases the available aileron difference.
* The aircraft has non-linear control response in elevation to lessen effect of small stick movements.
* The aircraft has non-linear control response in elevation to lessen effect of small stick movements.
* It is neutral in roll at low alpha. Keep an eye on the horizon.
* To avoid accidents on landing is it not possible to retract landing gears if throttle < 90 %
* To avoid accidents on landing is it not possible to retract landing gears if throttle < 90 %
* Rotation 250 km/h
* Rotation 270 km/h
* Max airspeed(Vne) 1350 km/h. Max speed with gear extended 500 km/h.
* Max airspeed(Vne) 1350 km/h. Max speed with gear extended 500 km/h.
* Touch down speed ca. 300 km/h. 12 degrees AoA
* Touch down speed ca. 300 km/h. 12 degrees AoA
* Too long with negative G causes fuel starvation.
* Too long with negative G causes fuel starvation.
* Watch alpha and speed. Drag increases fast with increasing alpha and pitch can occur at alpha > 25 deg
* Watch alpha and speed. Drag increases fast with increasing alpha and pitch can occur at alpha > 25 deg
Lift off: Rotate at 270 km/h to 10-12 degrees pitch. Lift off at approx 300 km/h. Turn of afterburner at 500 km/h if not needed for climbing. Normal climb speed Mach 0.9.
Landing: Lower speed to 500 km/h. Lower gears and turn on landing lights. Turn to final lowering the speed to 325 km/h. Keep a speed of 300 km/h and a plané of 3 degrees (100 m at 2 km distance), RPM 80-85%. After touchdown raise the nose up to increase drag until speed is 240 km/h. Apply brakes. Lower nose at 160 km/h.


== External link ==
== External link ==
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