F igure 5.- P R O M AX -6
keyboard
[10]
Measurement selector for analogue channels. When this measurement
mode is selected, an "a" appears on the display to the right of the units.
[11]
Measurement selector for QAM modulated digital channels. When this
measurement mode is selected, an "d" appears on the display to the right
of the units.
[12]
ON/OFF. Connects / disconnects the instrument and allows the user to
select automatic or manual cut-off.
[13]
Special functions
F1:
Sound AM / FM / LEVEL / OFF
F2:
Sound subcarrier tuning from 4 - 9 MHz
F3:
Frequency shift with respect to the main frequency for measuring
the C/N ratio on digital channels.
