Webra 1.60XP -Mixture

[Jerry Budd]

Hi Matt,

I'm only above 1/3 to 1/2 throttle for vertical lines, and only then 
because I'm pushing 11 lbs.  If I had one of those 10 lb planes I 
could probably fly the entire sequence at idle!   : )

Jerry


>Jerry,
>
>It sounds like a heck of a combo to me. The great thing about this 
>much power is that you don't need to run it at full,  even for 
>planes at the upper weight limit, making the beastie even stingier. 
>Do you find yourself using more than 5/8's throttle?
>
>Matt
>
>>Subj:Re: Webra 1.60XP -Mixture
>>Date:8/14/2003 10:42:19 AM Eastern Daylight Time
>>From:<mailto:jbudd at QNET.COM>jbudd at QNET.COM
>>Reply-to:<mailto:discussion at nsrca.org>discussion at nsrca.org
>>To:<mailto:discussion at nsrca.org>discussion at nsrca.org
>>Sent from the Internet
>>
>>
>>
>>I had to switch to a 12 oz tank to make weight at the Nats (I also
>>took my switch out - did you know a JR switch harness/charge jack
>>weighs a little over an ounce?) and I was concerned about running out
>>of fuel in the Masters pattern.  So I went out to the practice field,
>>set the timer, and flew a regular masters flight in some pretty
>>strong wind.  When I landed I had 40% of a tank left (I turned the
>>E=MC3 on it's side and looked through the canopy) which is ~4.8 oz of
>>fuel (7.2 oz used).  I checked the timer and it read just a little
>>over 7 minutes so I'm using about an ounce of fuel per minute of
>>flight time.  I've checked it several times since then and always
>>seem to get the same answer so I'm confident it's right.  Pretty
>>miserly if you ask me!
>>
>>I use the APC 17x12 standard prop as it gives the best combination of
>>vertical pull and downline braking.  I tried the new 18x10 (xpw?)
>>prop with the rounded tips last weekend and turned it just under 8100
>>rpm.  It flew pretty well, initial upline acceleration was a bit
>>quicker than the 17x12 but the downline braking was a little better.
>>Couldn't tell about the noise since someone was running a motor next
>>to us.
>>
>>Re: the heavy E=MC3.  I did a courtesy weigh-in upon arrival and
>>found I was 18 grams over the weight limit.  I took 2.3 oz out of the
>>airplane and rechecked (twice) exactly at 5kg.  Go figure?!!
>>
>>Jerry


-- 
___________
Jerry Budd
mailto:jbudd at qnet.com
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