HP 8753E Programming And Command Reference Manual page 114

Recalls cal set associated with Port 1 for
adapter removal.
Recalls cal set associated with Port 2 for
adapter removal.
Establishes the line or match standard(s)
as the characteristic impedance for a
Establishes the system ZO (see SETZ)
as the characteristic impedance for a
Adjusts the color brightness of the
selected display feature. (See COLOXXXX
commands.) Range: 0 to 100.
Sets the center stimulus value. If a list
frequency segment is being edited, sets
the center of the list segment. Range:
stimulus range.
Makes channel 1 the active channel.
OPC-compatible.
Makes channel 2 the active channel.
OPC-compatible.
Makes channel 3 the active channel.
OPC-compatible.
Makes channel 4 the active channel.
OPC-compatible.
Places the analyzer in the chop
measurement mode. See also ALTAB.
Class done, modify cal kit, specify class.
HP-IB Progr amming and Command Reference Guide