Graupner GmbH & Co. KG MC-20 Manual De Usuario

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Detail program description - Free mixers
»Control adjust« menu
0%
+100%
I5
I6
I7
I8
Typ SEL
+100%
0.0 0.0
– travel +
–time+
0%
+100%
+100%
0.0 0.0
0%
+100%
+100%
0.0 0.0
0%
+100%
+100%
0.0 0.0
GL
GL
GL
S11 ---
fr
fr
fr
---
---
---
offset
GL
Nor mal
Note:
Note that if two fl ap servos have been selected, 
any transmitter control assigned to input 7 will be 
decoupled in the software in order to avoid errors 
in operating the fl aps. However, in the interests of 
safety, you should make a habit of leaving all inputs 
not currently required to "free", or of resetting these 
back to "free"!
Start by moving this transmitter control to its forward 
limit and adjust the landing fl aps so that they are 
retracted or closed in this position. If you now move 
the dial to the rear, the fl aps should move downward; 
if not the direction of servo rotation must be adapted.
We now turn our attention to the fi rst mixer shown in 
the screen image on page 194 ("6 
¼ EL"), to which 
switch 4 was assigned:
EL
LinearMIX  1
type
  6
from
– Begr. +
EL
C1
  8
  3
EL
S
??
??
––––
LinearMIX  2
LinearMIX  3
LinearMIX  4
LinearMIX  5
to
Adjust
  4
C4
2
off
off
off
Briefl y tap the center 
SET
 key of the right touch pad 
to open the second screen page:
Linear MIX  1
EL
  6
off
If this screen appears, the mixer has not yet been 
activated in combination with the assigned toggle 
switch – "4", in this example. If so, operate the switch:
6
Mix input
0%
Offset
0%
EL
Linear MIX  1
0%
SYM
ASY
SET
STO
The continuous vertical line represents the current 
position of the transmitter control linked to input 
6. (However, it is not visible in the above graphic 
because it is at the left edge since slider control SR1, 
in this example assigned to input 6 (see previous 
page), is at its forward limit.) The dotted vertical line 
in the middle of the diagram indicates the position of 
the mixer neutral point – see under "Offset", below. 
The solid horizontal line shows the mixer ratio, which 
currently has the value zero over the entire stick 
travel; accordingly, the elevator will not yet follow the 
movement of the fl aps.
First, the …
  Offset (mixer neutral point)
… should be defi ned. Switch over to STO for this by 
using the 
f selection key of the left or right touch pad:
6
Mix input
0%
Offset
0%
EL
Linear MIX  1
0%
SYM ASY
SET
STO
The dotted vertical line in the middle of the diagram 
indicates the position of the mixer neutral point 
("Offset"), i.e. the specifi c point along the control 
travel at which the mixer does NOT infl uence the 
control channel connected to its output. The default 
position for this point is at the control center.
However, since in our example the fl aps should be 
closed or retracted with the slider control at its forward 
limit and therefore the elevator should not be further 
infl uenced in this position, the mixer neutral point must 
be relocated to precisely this point. To do so, push the 
slider control used (in this example, slider control SR1) 
to its forward limit if you have not already done so, 
then briefl y tap the center 
SET
 key of the right touch 
pad. The dotted vertical line moves across to this point, 
the new mixer neutral point, which by defi nition always 
retains the "initial" value of zero. 
However, to better illustrate our example, we now 
wish to set this "Offset" value to only -75 %.
6
Mix input
0%
Offset
–75%
EL
Linear MIX  1
0%
SYM ASY
SET
STO