On Tue, August 25, 2009 19:45, i8cvs wrote: >> When I turn the azimuth antenna, then the pointer gives an other value >> than when I don't turn the antenna.
> Hi Jan, PE0SAT Hi Domenico, As allways you give great answers :)) > Connect a voltmeter between terminals A1 and A3 of the control box > The voltage across the 500 ohm potentiometer into the azimuth rotator > must remain constant at about 6 volt while turning the azimuth. There is 9.2 volt DC :( looks that the 7806 is defect. But one thing that puzzles me, i don't see a connection from the negative site of the ac-dc diode bridge to ground. > > i8CVS Domenico > 73's Jan _______________________________________________ Sent via [email protected]. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb
