[R-390] Setting end points on Cosmos PTO

[Phil Atchley]

Hi Tom.
It sounds to me like you're adjusting the thermostat instead of the End
points.  The thermostat is the far LEFT screw (left side of the tube) as =
you
look at the front of the PTO with tube UPRIGHT.  The End point is on the =
far
RIGHT when looking the same way.  The one in the middle is the =
linearizing
window to access those 48 screws!  (BOY DO I KNOW ABOUT THOSE 48 SCREWS =
8^)

73 de Phil, KO6BB
DX begins at the noise floor!
k06bb@elite.net
Merced, California
37.18N  120.29W  CM97sh

-----Original Message-----
=20
Hi guys:
I'm aligning my first R390.  I pulled the PTO to correct the 14 khz =
error it

had in it's 1 mhz travel.  I turned the screw several times but it had =
no=20
effect on either end point.  I removed the outer cover on the PTO and =
saw
what I=20
was turning was a brass screw with a fine thread on it's OD and a 1/8"
diameter=20
hole through it.  Any ideas?  Is this screw supposed to move a slug in =
the=20
coil like the schmatic shows or is this a varible cap?  Thanks and 73 =
Tom
k6lqi




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