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MFJ-1278B MULTI-MODE APPENDIX B MODEM CALIBRATION
MFJ-1278B Adjustment Location Map
This is a map of the physical locations of the adjustment potentiometers on the MFJ-1278B
circuit board. They are shown as they appear when looking down on top of the board with
the board oriented so that the rear panel connectors are to the left. Information in the boxes is
organized as shown below.
NOTE: Separate procedure required to do alignment of CW demodulator center frequency.
NOTE
: CW receive through a narrow filter for HF CW operation will require the CW