Hi,
A fellow amateur and I have just put together the GPS-based frequency
reference published in the Every day Practical Electronics issue of
April/May 2009 and are both experiencing the same problem. The type-3
phase comparator of the 74HC4046 has both 1-pps and 50kHz DC-coupled
inputs designed
Joe McElvenney wrote:
Hi,
A fellow amateur and I have just put together the GPS-based frequency
reference published in the Every day Practical Electronics issue of
April/May 2009 and are both experiencing the same problem. The type-3
phase comparator of the 74HC4046 has both 1-pps and 50kHz
Joe McElvenney wrote:
Hi,
A fellow amateur and I have just put together the GPS-based frequency
reference published in the Every day Practical Electronics issue of
April/May 2009 and are both experiencing the same problem. The type-3
phase comparator of the 74HC4046 has both 1-pps and 50kHz