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Old 04-21-2010 | 06:46 PM
  #62  
john josey
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From: glasgow, UNITED KINGDOM
Default RE: Another 'HOTS' only bigger !

I decided to make individule servo mounts instead of the usuall 'rails' because the throttle linkage will be near the bottom of the fusalage and will require a mounting position very different to the rudder and elevator servos.

I have taken pictures of the various steps in making them if it`s of any interest. Started off with a sheet of 3mm birch ply and 8mm square hardwood for the bearers.


Individule parts cut roughly to shape but over size


When cutting the bearers to the rough lenth, you need to have a perfectly square end at one end so that when you glue them to the base plate they sit square off it. This can take a bit of time as you need to go back and forth between the sander and bandsaw.


The first job is to glue the bearers to the base plate with the correct spacing for the servo being used. i used a piece of scrap ply cut at 1mm bigger than the width of the servo, in this case 41mm.


The only thing you have to do on these end pieces is have one good flat edge to glue to the base plate, and make sure they stick out by the bearers 0.5mm or so.




This next picture shows the first face to be finished off on the sander, where the servo screws on to.


All trimmed down on the sander to the finished size.


I just attached them with double sided tape roughly in place to give an idea why i decided not to go with the conventional rails.