DBSTAR HRV12A75 Receiving Card for LED Walls
HUB75 Output, PWM Support and 10-Bit HD Signal Processing
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article number: 12395 | manufacturer number: HRV12A75
The DBSTAR HRV12A75 Receiving Card for LED-Wand-Systeme is a receiving card for professional LED wall and LED display systems. It processes the incoming control signal inside the LED cabinet and distributes image data to the connected LED modules.
The card is suitable for service, repair, expansion and integration of compatible LED display systems. Driver support, resolution and system limits are listed in the technical data.
Real product can look different to picture
techn. Specs▲
| Display-Support | Supported Bildschirmtypen | Single color, Two color, Full color, Real Pixel, Virtual Pixel |
|---|---|---|
| Supported LED-Treiber | MBI5030/5036/5039/5041/5042/5224/5050/6020/6030/6024/5224/LPD6803/DM413/SUM2030/29/32/17/18/19/MY9266/68/69/SM16157/TB62D722RFT3630/SD16749/P2502 | |
| Sendekarte | Pixel pro Sendekarte | 1280 × 1024 (Dual-Port) |
| Anzahl der per Cable angeschlossenen Empfangskarten | < 100 (typisch), 256 (max) | |
| Empfangskarte | Pixel pro Empfangskarte | 256 × 128 (¼ Full color, ¼ Scan) 1024 × 512 (¼ Two color, ¼ Scan) |
| RGB-Datagruppen pro Empfangskarte | 16-24 (typisch), 24 (max) | |
| Display-Leistung | Zeilen pro RGB-Gruppe | 1/2/4/8/16/32 (typisch), 32 (max) |
| Grayscale | 4096 (4k) (typisch), 65536 (64k) (max) | |
| Data-CLK-Frequency | 15.62 MHz (typisch), 31.25 MHz (max) | |
| Refresh rate | Refresh rate | 180 Hz (typisch), > 3600 Hz (bei MBI5042) (max) |
| Brightnesssverlust | 15-20% (typisch), < 5% (max) | |
| Brightnessssteuerung | PWM-Brightnesssregelungsstufen | 256 (kann automatisch per Brightnessssensor angepasst werden) |
| Elektronische Stromplus-Brightnesssregelungsstufen | 64/256 (abhängig von den LED-Treibern) | |
| Error detection | Punktgenaue Pixelkorrektur per PWM-Brightness | 64 × 64 (typisch), 256 × 256 (max) |
| Schaltungsschutz | Pixel-Fehlerkennung bei Kurzschluss and Leitungsunterbrechung | statisch: ≤ 32048 × 16, ¼: 1/2, ≤ 31024 × 16, ¼ 1/4: ≤ 32048 × 16, ¼: 1/8, ≤ 44096 × 16, ¼: 1/16, ≤ 68192 × 16 |
| Transmission | Faseroptische Transmissionsdistanz | Multimode-Faser: ≤ 500 Meter, ¼; Singlemode-Faser: ≤ 10 km |
| Weitere Functionen | Einschaltschutz with Aufhellung GOE Polaritätsschalter zum Schutz der Scan-Röhren, LED-Anzeige-Selbstdiagnose | |
| Networkfunktion | Function ohne Sendekarte | Bildübertragung per 1000M-Networkkarte am PC |
Questions & Answers▲
What is the DBSTAR HRV12A75 used for?
The DBSTAR HRV12A75 is a receiving card for professional LED wall and LED display systems. It handles signal processing within the LED cabinet and passes image data to the connected LED modules.
What type of output does the HRV12A75 feature?
The card features integrated HUB75 outputs, allowing direct connection to compatible LED modules or LED cabinet wiring without necessarily requiring a separate HUB75 adapter card, depending on the system setup.
Is the receiving card suitable for both indoor and outdoor LED walls?
Yes, the HRV12A75 is suitable for use in both indoor and outdoor LED walls, as well as fixed installations, rental systems, and service applications based on DBSTAR technology.
Does the card support PWM technology?
Yes, the HRV12A75 supports LED drivers with PWM technology, which enables higher refresh rates and more stable display of both static and moving content on the LED wall.
How does the card handle grayscale rendering in dark image areas?
The receiving card features revised grayscale processing that specifically improves the rendering of dark image areas. This helps prevent common issues such as noisy, blotchy, or uneven display at low grayscale levels.
What video signal resolution and bit depth does the HRV12A75 support?
The card supports 10-bit HD video sources, making it compatible with high-quality image input in professional LED display environments when used with suitable DBSTAR sending technology.
Is the HRV12A75 designed for synchronous LED control systems?
Yes, the receiving card is designed for use in synchronous LED display systems. In combination with a compatible DBSTAR sending card and appropriate software, it enables clean and coordinated image output.
Can image data be transmitted from a PC using a network connection?
Depending on the system configuration, image transmission can be carried out via a 1000M network card from a PC. The specific setup depends on the DBSTAR controller used, the software version, and the LED cabinet configuration.
Does the card include automatic error detection?
Yes, the HRV12A75 supports automatic error detection functionality, which assists in identifying faults within the LED display system and is particularly useful in service and maintenance scenarios.
Can the HRV12A75 be used to repair or expand existing DBSTAR-based LED systems?
Yes, the card is explicitly suited for expanding, repairing, or maintaining existing LED systems that are based on DBSTAR technology, making it a practical replacement or spare part for service applications.
Is the HRV12A75 compatible with compact LED cabinet designs?
The integrated HUB75 output and direct signal distribution design make the card particularly well suited for LED cabinets that rely on compact internal wiring layouts.
product safety (GPSR)▲