Huidu HD-R320 HUB320 LED Receiving Card for Fine-Pitch Screens
Original price was: $ 16.00.$ 14.00Current price is: $ 14.00.
HD-R320 is a Gigabit Ethernet receiving card for fine-pitch LED screens with HUB320 module connections. Review the loading guidance below: the specification overview and parameter table list different pixel arrangements.
10000 in stock
HD-R320 Receiving Card for Fine-Pitch LED Screens
The Huidu HD-R320 connects compatible sending equipment to HUB320 LED modules. It supports common driver IC modules and most PWM IC modules. The original copy included “R3220”; the product title and linked specification identify this card as HD-R320.
| Parameter | Specification |
|---|---|
| Module interfaces — specification table | 8 × HUB320 |
| Network interfaces | 2 × 1 Gbps Ethernet |
| Scan range | Static to 1/64 scan |
| Loading — original listing and PDF overview | 256 × 512 pixels |
| Recommended loading — PDF parameter table | 128 × 768 pixels; recommended width ≤128 pixels |
| Indoor loading guidance — original listing | Reduce loading length appropriately for indoor modules |
| Grayscale | 256–65536 |
| Multi-card connection | Receiving cards can be arranged in any sequence |
| Cable distance | Within 146 m using Super Cat5 or Cat6 cable |
Loading Guidance
The linked document is labeled V1.0 on its cover, although the file name includes V0.1. Its overview states 256 × 512 pixels, while the parameter table recommends 128 × 768 and a width of 128 pixels or less. These values are presented separately because the document does not explain the difference. Confirm the applicable loading arrangement for the intended LED module before finalizing the cabinet layout.
Compatible Huidu Senders
The original listing names Ax, A60x, A30/A30+, Cx5, Cx0, A3, T901/T901B, VP210 and VP410. The specification lists:
- Dual-mode players: A4, A5, A6, A601, A602 and A603.
- Asynchronous controllers: A3, A30, A30+, C10, C10C, C30, C15, C15C, C35 and C35C.
- Synchronous controllers: T901, T901B and T901S.
- Video processors: VP210 and VP410.
Smart settings configure the screen-unit arrangement. The integrated test function checks display brightness uniformity and module flatness.
Original Wiring and Product Images
Specification Download
Download the HD-R320 specification (PDF)
Frequently Asked Questions
Is HD-R320 intended for fine-pitch LED screens?
Yes. The specification describes R320 as a receiving card for fine-pitch LED screens, with HUB320 module connections.
What is the recommended HD-R320 pixel load?
The original listing and PDF overview state 256 × 512. The PDF parameter table instead recommends 128 × 768 with width ≤128 pixels. Confirm the applicable arrangement for the intended module; the source does not explain the difference.
Does HD-R320 support 1/64 scan?
Yes. The specification lists scan modes from static to 1/64 scan and supports common IC modules and most PWM IC modules.
Where can I find R320 connection diagrams?
The original images are retained above, and the linked HD-R320 specification includes connection and interface diagrams. Match the diagram to the supplied hardware before wiring.
| Weight | 0.4 kg |
|---|
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