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Old 12-18-2009 | 01:39 PM
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alaursen
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From: San Jose, CA
Default Telemaster 40 Servos?

Can anyone advise on whether micro servos like the HS-81 (instead of the recommended HS-322) would be sufficient for the ailerons and flaps on the Telemaster 40? It'sfaster but a little less torque but I'm not sure if that will matter for this trainer:

<div style="margin: 0in 0in 0pt"><span style="font-size: 10pt"><div style="margin: 0in 0in 0pt"><span style="font-size: 10pt">SPECS (HS-322):
Transit Speed: 0.19 sec/60&deg; @ 4.8V</span></div><div style="margin: 0in 0in 0pt"><span style="font-size: 10pt">0.15 sec/60&deg; @ 6.0V</span></div><div style="margin: 0in 0in 0pt"><span style="font-size: 10pt">Output Torque:42.00 oz-in@ 4.8V (2.6 kg-cm)</span></div><div style="margin: 0in 0in 0pt"><span style="font-size: 10pt">51.00 oz-in@ 6.0V (3 kg-cm)</span></div>
SPECS (HS-81):
Transit Speed: 0.11 sec/60&deg; @ 4.8V</span></div><div style="margin: 0in 0in 0pt"><span style="font-size: 10pt">0.09 sec/60&deg; @ 6.0V</span></div><div style="margin: 0in 0in 0pt"><span style="font-size: 10pt">Output Torque: 36.10 oz-in@ 4.8V (2.6 kg-cm)</span></div><div style="margin: 0in 0in 0pt"><span style="font-size: 10pt">41.66 oz-in@ 6.0V (3 kg-cm)</span></div><div style="margin: 0in 0in 0pt"><span style="font-size: 10pt"> </span>
I can't seem to find any specson the exactthe forces required for each control surface. I wish they would include this data in the kits and not assume us modelers just need a "recommended" servo. We like to analyze this stuff!

Thanks,

Art</div>