LEADER LT4400 - Manual

1
MULTI FORMAT
VIDEO
GENERATOR
Applicable to both HD-SDI and SD-SDI systems, 1U half-rack size
The compact, 1U half-rack sized, LT 4400 Multiformat Video
Generator is applicable to both HD-SDI and SD-SDI systems.
The various output capabilities are provided: color bar, SDI
check field test pattern, ID characters, logomark in QVGA
size, safety-area marker, superimposing embedded audio,
genlock mode to synchronize external reference signal, and
three independent analog black signal systems. • Genlock mode
This instrument can be locked by a NTSC/PAL black burst
or HDTV tri-level sync signals for variable timing. The
NTSC/PAL black burst signals with field reference pulse
signal, and NTSC/PAL black burst signal with 10-field ID
are also applicable.
• Stay-in sync function
This function ensures the stable operation in genlock mode
even when the external reference signal is accidentally
intermitent.
• Analog black signal output
Three independent analog black signal output systems are
provided. The black burst signal with the same format as
the SDI output, or HDTV tri-level sync signal with the same
format of clock frequency can be selected for variable tim-
ing. The NTSC/PAL black burst signals with field reference
pulse signal, and NTSC black burst signal with 10-field ID
are also applicable.
• Pattern scroll (Simple motion picture mode)
The simple motion picture mode is provided to scroll the
pattern.
• Word clock output
The 48 kHz word clock output is provided to synchronize
the audio signal.
• Applicable to SNMP
The network system can easily be constructed since this
instrument supports SNMP. (Not available currently)
FEATURES
• Applicable to both HD-SDI and SD-SDI systems
Applicable to both HDTV (18 types of HDTV formats) and
SDTV (525i/59.94, 625i/50) systems. The HDTV or SDTV
can be selected.
• Superimposing ID characters
The ID characters can be superimposed at the arbitrary
position on the screen. The character blinks to indicate the
freeze status.
• Superimposing logomark
A logomark up to 320 (pixel) x 240 (line) in QVGA size can
be superimposed at an arbitrary position on the screen.
The logomark is converted from the bit map to four-grade
monochrome data.
• Safety-area marker
The 90 % and 80 % safety-area markers can be superim-
posed on the screen.
The 4:3 aspect-ratio marker can also be superimposed in
HDTV format.
• Superimposing embedded audio
The 16 channels of embedded audio signals (4 channels x
4 groups) can be superimposed. The frequency and level
can be respectively set for each channel.
LT 4400
■ OPTION
• OP70:FULL SIZE LOGO Option
Applicable to the LOGO MARK of a full screen
The Logo Mark of full screen size (up to 1920 x 1080 pixels)
can be displayed.
Leader Instruments Corporation
6484 Commerce Drive
Cypress, CA 90630
www.LeaderUSA.com
[email protected]
Tel. : 1 (714) 527-9300
Fax.: 1 (714) 527-7490