D1 I/O, digi key & fill input, can be used as2 input a/b mixer ie...1 background-1 foreground
Serial Digital Keyer - Two Channel Mixer
The Microvideo Digital Keyer allows captions or logos to be added to a background picture They can be faded in and out with transitions initiated by GPI, RS232 or front panel Front panel or Remote Control gives access to key processing with control of gain and offset. A mix function allows a fade between 2 sources so that it can also be used as a simple two channel fader.
The Keyer is transparent to embedded audio and other ancillary data A preview output allows you to view the effect of adding the caption or logo before actually keying onto the main program output The keyer module is housed in a 1U rack frame but is also available as a plug in option for the Microvideo Logo Generator.
10 bit digital linear keying of captions or logos.
Fade of Key Signal with GPI/RS232/RS422 control.
Front panel or remote adjustment of automated transition times.
Optional Preview Output.
Simple two channel mixer capability.
Automatic re-timing of inputs with 2us input window.
Full control of key processing (Gain and Offset).
Transparent to Embedded Audio and VBI signals.
10 bit processing (12 bit internal).
Serial Digital Video (270Mb/s) for Foreground, Background and Key Analogue input option for foreground and key is also available.
Output (Programme), Aux (2nd Output) Optional Preview Output, Background Loop Through (Re-clocked and buffered). There is a passive by-pass feature which connects Background Input to Programme Output if the power fails Bypass may also be activated from the front panel.
The unit has a full function local control panel with backlit LCD display. GPI input can initiate key fade and an RS232/RS422 interface is available tor all functions allowing a computer or Remote Panel to control the keyer.
PART No. : KEY-S10
Analogue input. An A to D converter module is now available which accepts Analogue inputs for foreground and key signal This is ideal for getting analogue CG's into the serial digital domain.
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