Agilent Technologies 54501A Especificações descarregar pdf (Página 147)

TV

Tdgger

ffillzt

SE Lines:

Trigger

souroe

is

selected

to

be any one

of the three

inputs.

Trigger

level is

adjustable

for

the

selected

trigger

aouroe.

Polarity

is

selected

for positive

or

negative

qnchronizing

pulsas.

A

trigger oocurs

on

the

selected

line

and field of. aZ,lI interlaced

composite

video

signal.

Line

numbering

is I

to

263 for field 1

and 1

to

?62

for freld

2. This TV

trigger

mode

is

compatible with

broadcast

standard

M.

S0 llz

|

625

Lines:

Seme as

60

Hz

|

5E lines

except

that line numbering

is

1

to

31!i for

field

1

and 314 to 625 for field

2. This

TV

trigger mode is

so-patible

with

broadcast

standards

B,

C, D,

G, H, I,

K

K1,

L, and

N.

User-Delined

Mode

Source

is

selected

to be any

one

of the three

inputs.

Trigger

level

is

adjustable for

the selected

source. The

trigger is

qualified

with

a high

or low pulse

that

meets

a selectable

time range.

The

trigger

is

an

occutrence

of

a

rising

or

falling

edge

of the

source

after the

qualifying

pulse.

The

dps

ssttings

for

the

qualifier

are

selectable from

20 ns

to

160

ms. The

trigger

occurrence value is selectable

from

1

to 16,000,0(X).

NOTE:

All W

triger

modes reqtire a

clamped vidco

signat

for

stabte

trigeing.

Use

the HP ll3iA

WMdeo

Sync Pod

to

provide

clanped

video

output

that

can

be used in conjunction with

the

HP

54510A\ wtrigenng

capabilities.

Trigger

Holdoff:

Trigger

can be

held

off

either

by tine or

events over the

ranges:

o

time: 40

ns

-

320 ms

.

events:2-16,fi)0,000

An

event

is

defined

as the

specified trigger condition.

A

separate

holdoff

setting

(time

or

events) is

available

for

each trigger mode

except

delayed

trigger,

which

is

set to

40

ns.

Noise

Reject

Triggen

Provides

improved

triggering

on

noisy

signals

by

increasing

trigger

hysteresis

(internal

trigger

only).

General Information

B-10

HP

5/r510A

Front-Panel

Reference

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