The Leader LT4400 Multiformat Video Generator is a signal generator featuring SDI video signal output. The LT4400 operates in both SD and HD formats offering imbedded audio, SDI test patterns, genlock, ID charater generation and three independent analog black signal systems.
HD-SDI and SD-SDI
This device is compatible with both HDTV (18 types of HDTV formats) and SDTV (525i/59.94, 625i/50) systems. HDTV or SDTV can be selected for the user's particular application.
Superimposing ID Characters
ID characters can be superimposed at an arbitrary position on the screen with a character that blinks to indicate the freeze status.
Superimposing Logomark
A logomark of up to 320 (dot) x 240 (line) in QVGA size can be superimposed at an arbitrary position on the screen and converted from the bit map to four-grade monochrome data.
Safety-Area Marker
90% and 80% safety-area markers can be superimposed on the screen with the option of 4:3 aspect-ratio marker that can also be superimposed in HDTV format.
Superimposing Embedded Audio
16 channels of embedded audio signals (4 channels x 4 groups) can be superimposed with frequency and level control for each channel.
Genlock Mode
This instrument can be genlocked by utilizing NTSC/PAL black burst, HDTV tri-level, black burst with field reference pulse and black burst with 10-field ID.
Stay-In Sync Function
Insures stable operation in genlock mode even with signal interruption.
Pattern Scroll
Also known as simple motion picture mode offers pattern scroll capabilities.