KPC2x01.txt Engineering changes for the KPC-2. KPC2x02.txt KPC-2 clock modification. KPC2x03.txt Prevent RFing on your signal for HF. KPC2x04.txt Circuit to aid in tuning the receiver for HF. KPC2x05.txt Fix for problem running the KPC-2 on an RS-232S port. KPC2x06.txt Receive led modification.