FW: hilltopper 20

AG1P Ron
 

GE Everyone,
I received this email today. Any suggestions for William?

72 - Ron - AG1P
4SQRP Volunteer Webmaster

-----Original Message-----
From: William Cummins [mailto:nq2drex@...]
Sent: Sunday, February 02, 2020 2:38 PM
To: ag1p@...
Subject: hilltopper 20

finished the hilltopper 20, but the function switch (sw1) dosen't do
anything....everything else works....but no frec read out, no switching
of keyer oparity .in short nothing happens when sw1 is pushed...checked
all solder joints ,and double checked everything...could it be the U5
ic??..also did a hilltopper 40....it works great!!! thank
you.....William KB4TOX

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