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MFJ-1278B MULTI-MODE OPERATIONAL COMMANDS
CALSET 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: MCW modulator tone is also used for SSTV transmission. However, CW receive
through a narrow filter for HF CW operation will require the CW demodulator center
frequency to be selected to align with the ra
dio's filter passband. MCW operation on VHF