Product overview
The Linsn RV908H32 is an LED receiving card with twelve integrated HUB75 connectors and 24 RGB data groups. Its documented functions include brightness calibration, configuration readback, network-cable testing and cabinet monitoring. The available loading figures conflict, so confirm the required hardware and firmware configuration before choosing it by pixel capacity.
Product specifications
| Parameter | Specification |
|---|---|
| Model / reference | RV908H32; V3.0 manual, hardware V2, January 2020 |
| Module interface | 12 × HUB75 16-pin connectors |
| RGB output | 24 data groups |
| Loading stated in original listing | 512 × 768 pixels |
| Loading in manual feature list | 1024 × 256 pixels |
| Capacity in manual specification table | 384 × 512 pixels |
| Scan support in original listing | Up to 32 scans |
| Decoding | 138 decoding and 595 serial decoding |
| Calibration / diagnostics | Pixel brightness calibration; color-space conversion; RCG readback; network BER test |
| Monitoring | Temperature; cabinet door; 2 fan-speed lines; 3 voltage lines |
| Optional monitoring accessories | Humidity sensor, smoke module and LCD monitoring module sold separately |
| Power | DC 4.5–5.5 V; 4 W rated |
| Operating environment | −20°C to +70°C; 0–95% humidity |
| Dimensions / weight | 144.0 × 91.2 mm; 105 g |
Check loading and cabinet accessories
Three different loading figures appear in the existing sources. No operating conditions are supplied that reconcile them. The table preserves each figure with its source; do not assume the largest figure applies to every scan mode or firmware revision.
The built-in HUB75 connectors remove the need for a separate HUB card for this interface. Match the module pinout, scan mode and driver IC to the card configuration before replacing an installed receiver.
The manual describes fan-speed, door, voltage and temperature monitoring. Humidity, smoke and LCD display functions require additional modules, so confirm those accessories separately for a monitored cabinet.


Frequently asked questions
1. What is the RV908H32 pixel capacity?
The original page states 512 × 768, the manual’s feature list states 1024 × 256, and its specification table states 384 × 512. These sources do not explain the difference. Confirm the hardware, firmware and scan-mode loading before ordering.
2. How many HUB75 connectors does RV908H32 have?
It has twelve integrated HUB75 16-pin connectors and supports 24 RGB data groups. An extra HUB board is not required for this interface.
3. Does RV908H32 include humidity and smoke sensors?
The manual identifies the humidity sensor and smoke module as separately sold accessories. The LCD monitoring module is also separate.
4. Can RV908H32 help diagnose cabinet or cable faults?
Its documented tools include network-cable BER testing and configuration readback. Cabinet monitoring covers temperature, door status, fan speed and voltage when correctly connected.
Download specification
LINSN Technology RV908H32 Receiver LED Screen Control Card Specification




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