Broadcast

Technical Specification

• SDI In - BNC “SDI” - SMPTE-259 serial digital video
• CVBS Out - BNC “SD12” - Analogue 1 volt output with subtitles
• Audio Out - CH1 Terminal + L/AES A - Unbalanced audio ‘line’ level
• Audio Out - CH2 Terminal - L/AES A - Unbalanced audio ‘line’ level
• Audio Ground - Terminal S AES A
• Audio Out CH3 - Terminal – R/AES A Unbalanced audio ‘line’ level
• Audio Out CH4 - Terminal + R/AES A Unbalanced audio ‘line’ level
• Alarm Open Collector - Terminal + L/AES B - Closure to ground to alarm
• Alarm Open Collector - Terminal - L/AES B - Linked to connector above
• Alarm Ground - Terminal S AES B
• +5 volts - Terminal – R/AES A
• +5 volts - Terminal + R/AES A
• Com2 RxD - Terminal + AES REF - Not Used
• Com2 Ground - Terminal S AES REF
• Com2 TxD - Terminal – AES REF - Not Used

Serial Line Commands

‘Y’ command - This has no arguments and returns the version ID

‘P’ command - Selects pages to be captured using a 3-digit hexadecimal page number.

‘Q’ command - Returns the currently selected page

‘I’ command - Allows the channel identification string to be entered

‘J’ command - Returns the current ID

‘S’ command - The Allows the source time to be displayed from one of two sources, either from any teletext magazine page or from a packet 8/30 format 1

‘T’ command - Returns the time in the chosen format.