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The 7731DAC-HD is a professional quality digital to analog converter for HDTV. The 7731DAC-HD supports all signal standards specified in SMPTE ST 274 and SMPTE ST 296.
Card edge control allows the user to select RGB, YPrPb or VGA outputs. User controlled 4:3 alignment markers also allow for convenient framing of the video signal. The 7731DAC-HD is available in two versions to easily interface to standard broadcast monitors or VGA computer monitors.
Features
- Support for all SMPTE ST 274 and ST 296 video formats
- Full 10-bit Broadcast quality
- 4:4:4 Interpolated Component Output
- Card edge selectable YPrPb/RGB/VGA outputs
- GPI controllable 4:3 alignment markers
- Optional rear connector plates for use with VGA computer monitors
- VistaLINK® capable for remote monitoring, control and configuration capabilities via SNMP; using VistaLINK® PRO, CP-2116E or CP-2232E Control Panels. VistaLINK® is available when modules are used with the 3RU 7800FR frame and a 7800FC VistaLINK® Frame Controller module in slot 1 of the frame
Specifications
Serial Video Input | |
|---|---|
| Standard | SMPTE ST 292-1 |
| Number of Inputs | 1 |
| Connector | BNC per IEC 61169-8 Annex A |
| Equalization | Automatic 125m @ 1.5Gb/s with Belden 1694A (or equivalent) |
Analog Video Output | |
|---|---|
| Standard | SMPTE ST 274, ST 296 |
| Signal Level | 1V p-p (YPrPb/RGB) or 0.7V p-p (VGA) |
| Sync | 300mV or 4V per nominal |
| Impedance | 75Ω |
| Connector | |
| 7731DAC-HD | 4 BNC per IEC 61169-8 Annex A |
| 7731DAC-HD+V | Female High Density DB-15 |
| DC Offset | 0V ±0.1V |
General Purpose Inputs+V Option | |
|---|---|
| Type | Opto-isolated, active low with internal pull-ups to Vext pin. May be internally jumpered to +5V |
| Number of Inputs | 4 |
| Connector | Male High Density DB-15 |
| Signal Level | +5V nominal |
Electrical | |
|---|---|
| Voltage | +12V DC |
| Power | 9 watts |
| EMI/RFI | Complies with FCC Part 15 Class A, EU EMC Directive |
Physical | |
|---|---|
| Number of Slots | 1 |
Ordering Information
| 7731DAC-HD | HD-SDI to HD Component Analog or (optional VGA) Converter |
|---|
Ordering Options | |
|---|---|
| Notes | • Rear plate must be specified at time of order - eg: [model]+3RU |
| +V | VGA Output |
|---|
| Rear Plate Suffix | |
|---|---|
| +SA | Standalone Enclosure Rear Plate |
| +3RU | 3RU rear plate for use with 350FR, 7700FR-C, 7800FR or 7801FR Multiframes |
Enclosures | |
|---|---|
| 350FR | Portable Multiframe which holds 7 single slot modules |
| 7700FR-C | 3RU Multiframe which holds 15 single slot modules |
| 7800FR | 3RU Multiframe which holds 15 single slot modules |
| 7801FR | 1RU Multiframe which holds up to 4 single slot or 2 dual slot modules |
| S7701FR | 7700 Series Standalone Enclosure |