David,
While it is quite unusual, there indeed could be a problem with the
KIO2. Plug in the KIO2 and check the voltage at KIO2 J2 pin 7. It
should be from 4.5 to 6 volts (that voltage comes from the KSB2 board).
You should see the same voltage at Control Board P4 pin 7.
If the voltage is lo
Hi All,
My K2 seems to have developed a power output problem.
Set-up is a QRP K2, with SSB, internal ATU and KIO2 options.
I get full power output on CW OK, but only get a Max of about 1w RF output on
SSB.
If I remove the top lid, and therefore disconnect the internal ATU and KIO2, I
then get
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