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NovaStar · Receiving card

MRV328

Manufacturer: NovaStar
Fully verified MRV Manufacturer class: Receiving Card

The MRV328 is a general receiving card that supports up to 1/32 scan and, for PWM driver ICs, resolutions up to 256×256@60Hz. It uses 8 standard HUB75E connectors and supports up to 16 groups of parallel RGB data.

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  • Setup supportFor Colorlight, NovaStar and Huidu systems we do the setup by connecting remotely with AnyDesk; call us about mounting.
  • Compatibility checkCompatibility with the other components is checked during configuration.
  • Order trackingShipping and installation status is tracked on your order page.

Key specifications

View Technical Details
Capacity
65.5 K px
Area
256×256
Data groups
16
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Best suited for

  • Driving a cabinet or module group of up to 256 × 256 pixels with a single card.
  • Permanent installations that need temperature / voltage monitoring.

Key features (manufacturer)

  • Resolutions up to 256×256@60Hz for PWM driver ICs
  • Supports up to 1/32 scan
  • 8 standard HUB75E connectors and up to 16 groups of parallel RGB data
  • Pixel level brightness and chroma calibration with NovaStar's calibration system
  • Quick adjustment of dark or bright lines and 3D function (with a sending card that supports 3D)
  • Temperature and voltage monitoring without peripherals; bit error detection on the Ethernet port
  • Loop backup via primary and backup line connections
  • Dual program backup; firmware program and configuration parameter readback

Capacity and loading area

The card receives data over the Ethernet chain and drives the module group inside this area. The cabinet/module load cannot exceed this area or the capacity of 65,536 px.

Technical specifications

  • Backup / redundant line
  • Pixel calibration
  • Monitoring (temperature / voltage)

Capacity and outputs

Loading capacity
65,536 px
Official loading area
256 × 256 px
Port speed
1 Gbps
Data groups
16
HUB interface
HUB75E ×8
Max. scan
1/32

Connectivity and software

Software / platform
NovaLCT

Physical

Dimensions
145.6 mm × 95.5 mm × 18.3 mm
Weight
85.5 g
Operating temperature
–20°C to +70°C
Input voltage
DC 3.8 V to 5.5 V
Power consumption
2.5 W

Manufacturer-specific technical data

In the manufacturer's own wording (the original English terms are kept).

Capacity

Maximum resolution

256×256@60Hz (PWM driver ICs)

Scan

Supports up to 1/32 scan

RGB data groups

Up to 16 groups of parallel RGB data

Network

Gigabit Ethernet ports
  • Connect to the sending card, and cascade other receiving cards.
  • Each connector can be used as input or output.
Loop backup

The receiving card and sending card form a loop via the primary and backup line connections

Interfaces

HUB75E connectors
  • 8 standard HUB75E connectors
  • connect to the module
Power connector
  • Connect to the input power.
  • Either of the connectors can be chosen.
5-pin LCD connector

Connect to the LCD

Indicators

Running indicator (green), power indicator (red)

Control

Self-test button
  • Set the test pattern
  • after the Ethernet cable is disconnected, press the button twice to display the test pattern
Monitoring
  • Temperature and voltage monitoring without using peripherals
  • bit error detection (NovaLCT V5.2.0 or later)
Readback
  • Firmware program readback (NovaLCT V5.2.0 or later)
  • configuration parameter readback
Dual program backup

Two copies of firmware program are stored in the application area at the factory

Display

Calibration

Pixel level brightness and chroma calibration

Display effect functions
  • Quick adjustment of dark or bright lines
  • 3D function (with a sending card that supports 3D)

Electrical

Input voltage

DC 3.8 V to 5.5 V

Rated current

0.5 A

Rated power consumption

2.5 W

Physical

Operating environment
  • –20°C to +70°C
  • 10% RH to 90% RH, non-condensing
Storage environment
  • –25°C to +125°C
  • 0% RH to 95% RH, non-condensing
Dimensions

145.6 mm × 95.5 mm × 18.3 mm

Thickness
  • Board thickness not greater than 2.0 mm
  • total thickness not greater than 19.0 mm
Net weight

85.5 g

Certifications

RoHS, EMC Class A

Packing
  • Each receiving card is packaged in a blister pack
  • each packing box contains 100 receiving cards
  • packing box 625.0 mm × 180.0 mm × 470.0 mm

Sources

Source note

The stated maximum resolution of 256×256@60Hz applies to PWM driver ICs; the specification gives no figure for conventional driver ICs.

  1. MRV328 Specifications V1.2.7 Official specification · V1.2.7 · Read directly · 07.10.2026
  2. Official product image — MRV328 (MRV328 Specifications V1.2.7) Official specification · V1.2.7 · Read directly · 07.10.2026

Dataset: 2026.10.12-1 · last verified: Oct 6, 2026

Interoperability between receiving cards and controllers from different manufacturers is not assumed without official documentation.

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A quote tailored to your projectNovaStar MRV328