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73
Cab--;--*=&l
Oscilloscope pattern and plate meter reading
resulting from carrier or "single tone"
modulation. The meter indicates
CW
plate
current input.
Figure
3-5
Oscilloscope pattern and plate meter reading
in
2000
watt
SSB
mode. Notice the peaks on
the oscilloscope pattern. They are sharp,
indicating a clean signal, and they will attain
a height greater than the "single tone"
pattern of Figure
3-5,
indicating maximum
power input.
Figure
3-6
Oscilloscope pattern and plate meter reeding
,
.&
.5
.a
.,
resulting from
overdrive. The meter reads
higher, but the scope indicates peak
PLATE AMPERES
flattening. Operation in this manner causes
distortion and severe interference to
adjacent frequencies.
Figure
3-7
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