![](/images/backgrounds/286910/hp-e4401b-users-manual-54883397x1.png)
Numerics
10 MHz REF INPUT, 36
10 MHz REF OUTPUT, 36
50 ohm RF bridge, 86
50 ohm/75 ohm minimum loss pad, 83
75 ohm matching transformer,
75 ohm RF bridge, 86
A
carrying strap, 84 accessories
50 ohm/75 ohm minimum loss pad, 83
75ohm matching transformer, 83
AC probe, 83 battery pack, 85 broadband preamplifiers, 83 External Keyboard, 84 GPIB cable, 84
harmonic mixers, 84 Parallel Interface Cable, 85 preselected millimeter mixers,
84 printer, 85 RF bridge, 86 RF limiters, 85
ACPR
card slot location, 34 active function, 38
Agilent Technologies, calling, 92 alignments, internal, 18 alpha editor, using, 66 amplifiers, 83
Amplitude key, 26 AMPTD REF OUT, 28 analyzer battery, 14 annotations, display, 30 application information, 2 arrow keys, 28
arrow keys, using, 43 AUX IF OUT, 35 AUX VIDEO OUT, 35
B
battery analyzer, 14
Benchlink Web Remote Control Software, 74
Bluetooth
card slot location, 34 FM Demodulation, 74 General Purpose Bundle, 74 Measurement Personality, 74 Premium Bundle, 74
broadband preamplifiers, 83
C
cable GPIB, 84
parallel interface, 85
Cable TV Measurement
Personality, 75 carrying strap, 84 Catalog Menu, 54 catalogs
checking the fuse, 11 clock, battery, 14 connectivity
tools, 7 connector
10 MHz ref input, 36
10 MHz ref output, 36 aux if output, 35 aux video output, 35 ext trig input, 34 external keyboard, 28 GPIB, 35
hi sweep in, 35
hi sweep out, 33, 35 INPUT 50 ohm, 28 parallel interface, 35 probe power, 28 RF OUT 50 ohm, 29
CONTROL functions, 27 copy files, 64
D
data controls, 27 data keys, 27
data, entering from front panel, 43
DC Fuse, 37 DC probes
use of, 83 delete files, 65 demodulation
Bluetooth FM, 74
Digital Signal Processing and Fast ADC
card slot location, 34 Dir Select key, 55 Dir Up key, 55 directories, definition, 52 directory
creating, 55
disk format, 56 display annotations, 30 display, information screen, 15 Distance to Fault Measurement
Personality, 76 documentation
down arrow key, 28
E
earphone connector, 27 electrostatic discharge (ESD)
protecting against, 22
EMI
Low Emission (Option 060), 79 Enter key, using, 43
ESD safety accessories, 86 examples
frequency accuracy, 49 signals, viewing, 45
EXT KEYBOARD, 28 EXT TRIG IN, 34 External Keyboard, 84 external keyboard connector, 28 external reference, 16
F
factory preset, description, 44 Fast ADC
card slot location, 34 features
front panel, 26 file copying, 64 file deleting, 65
file formats, 53, 57, 59 File key, 27
file menu functions, 53 copy, 64
delete, 65 format, 56 rename, 63 save, 57, 59, 61
file renaming, 63
naming, 66