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Before MARS CAP modification:
TX: 144 - 148, 430 - 450 MHz
Modification for the FT-7800R

With all control knobs facing
towards you, Remove top cover.
Notice Front Left corner is
the processor with a crystal mounted on top.
Extreme left of the radio you will
see a row of pads, All empty except for a diode to the front
and one to the back, Notice 7 or 8 spots for diodes, But
only 2 installed.
REMOVE the FRONT diode closest to
the head of the radio with a small soldering iron or tool.
Turn the radio back on it will
automatically reset.. See photo.
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