Hameg Instruments HM 8133 Bedienungsanleitung Seite 13

Control Panel
PROGRAMMABLE
POWER Power switch
O
Line connector on the
"STD.BY" indicates the presence of line voltage at the rear
connector, even in the idling mode (Stand by) of the HM
8133.
REMOTE / LOCAL (pushbutton and LED)
The REMOTE LED is lit when the instrument
the IEEE-488 bus. Return to local by depressing the local-
switch is possible, provided the instrument is not in the local
lockout state.
@ MOD. INP. (BNC socket)
Input for an external
voltage 2V
@ LCD Display
2 lines by 16 digit alphanumeric LCD Display for readout of
set values and indication
PREV. (pushbutton)
Selection of previous menu.
STEP (pushbuttons)
Keys for increasing or decreasing of frequency or level at a
stepwidth which is predefinable via the menu.
O MEMORY RCL (pushbutton)
Key for recalling of stored instrument settings. 10 complete
settings (0-9) can be stored.
@ MEMORY STO (pushbutton)
Key for selecting one of the 10 memories
settings. The number of the memory is selected via the
numeric keypad.
CURSOR
The cursor is shifted in the display by means of the cursor
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MAWS/
@ Mains connector, voltage selector, and fuse
@ EXT. REF. Input for external reference frequency (I OMHz)
Subject to change without notice
GHz SYNTHESIZER Wii
rear side of the unit. The
is operated via
modulation signal. Nominal
of selected functions.
for instrument
2mV
33
ÉÉÉ
keys. This kind of operation is always available when
LED parameter values are modified by means of the center dial.
The digit which is marked by the cursor can be modified by
means of the center dial. Besides this, the keys RCL and
STO and the cursor keys serve for activating functions out
of menus or submenus,
selected.
NEXT (pushbutton)
Key for selecting the next step of a menu.
o ESC/DEL (pushbutton)
ESC quits a menu. DEL deletes a wrong number entered via
input the numeric keypad.
(pushbuttons)
Keys for selecting the dimensions. The correct dimension is
always selected according to the parameter on change by
the center dial.
Numeric keypad
Numeric keypad for entering of values, including sign and
decimal point.
(pushbuttons
Keys for the selection of the parameter to change (frequency,
level, modulation, stepwidth).
Center dial
For setting of all parameters.
o
OUTPUT / ON
Output on/off key
OUTPUT (socket)
The output signal is available at the N-connector as long as
the output is activated. Even when the output is switched
off, it bears an impedance of 50 Ohms.
HAM EG
HM 8133
EXT. REF.
INTERFACE Interface connector (Option H088/89))
17 9
as long as the main menu is
and LED's)
WTERFACE
HM 8133
M4 8133