Hi Jurgen > A PLL allows for adding modulation, at the > capacitor of the loop filter. Thats the argument, I overlooked. Florian -- Florian Anwander |ConSol* HP-Support Tel. +49.89.45841-133 |Consulting&Solutions Software GmbH Fax +49.89.45841-139 |Franziskanerstr. 38, D-81669 München email: florian.anwander at consol.de |http://www.consol.de