Fut. 9150s

Ihncheol Park PatternFlyer at sbcglobal.net
Tue Jul 13 20:03:59 AKDT 2004


Richard,

Keep me posted regarding the 9150 performance with the 9154 gear.  did you
replace all the gears in 9150?
I just got a couple of 9150, but have not used them yet.  If the 9154 gear
sets work well, I will replace mine also.

Ihncheol Park
  -----Original Message-----
  From: discussion-request at nsrca.org [mailto:discussion-request at nsrca.org]On
Behalf Of Richard Strickland
  Sent: Tuesday, July 13, 2004 10:09 AM
  To: NSRCA
  Subject: Fut. 9150s


  All Futaba Guys,

  A couple years ago, when I started freeing up some time for this; I found
my old servos weren't giving me the response on some of this stuff that we
do and started looking into digital.  I ended up getting a couple of sets of
9150s which were a bit slow and still weren't great for snaps or feel.  Fut.
came out with 9154s which are considerably faster with less torque.  I
bought a set and am very pleased with them.  As you may have seen, I put the
9150s up for sale recently and got NO response--got me to thinking--I wonder
if there is anything I can do to perk these four little doggies up.  Looking
at the spec sheets on them; I noticed the corresponding reduction of torque
to the increase in speed.  Hmmmm--wonder if it's just a gear-set change?
Couldn't get a straight answer from Futaba, Tony says they've got all
separate part numbers, so I ordered a couple 9154 gear-sets; put one in a
9150 last night and it APPEARS to run at the same speed as the 9154s. The
servo turns from neutral to the end point as quickly as I ever move the
stick--and the old ones did not. The 9154s are accurate enough that you can
see your heart beat on the straight flight after the Cuban with 4/8 and 2/2.

  Caution--this is for information only.  I may be wrong.  I DO plan on
flying them with the new gear-sets and the 9150s are off the market.
                   Richard
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