Jay, Read the instruction again. You do *not* measure the voltage at pad "B" - that is only a reference point to help you find U4 pin 1. It is the voltage at U4 pin 1 that is to be measured.
73, Don W3FPR Jay Sissom wrote: > Hello, I'm having a problem with my KAT2. I have built the board and > I'm on page 17 of the manual where you measure the voltage at pin B. > I always get 0 volts here. Here are some other observations: > > I have the ATU menu set to CALn, Power set to 5.0, frequency set to 7.100Mhz. > > After pressing tune: > pin B = 0V > U4 pin 5 = 3.8V > U4 pin 4 = 0V > C55 setting 009 > > With an external wattmeter between the dummy load and Ant 1, it reads 6.5W. > > Any ideas where to look for the problem? > > Thanks & 73 > Jay > W9IUF > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > ------------------------------------------------------------------------ > > > No virus found in this incoming message. > Checked by AVG - www.avg.com > Version: 8.5.339 / Virus Database: 270.12.55/2160 - Release Date: 06/07/09 > 05:53:00 > > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
