



RME AoX-MADI-EXT-SFP
MRP - Rs. 30,810
RME AoX-MADI-EXT-SFP expansion board for HDSPe AoX: 2 x MADI SFP slots with multi-mode modules plus word clock, 128 channels at 48 kHz. Available in India from Shivansh Electronics, Kolkata, West Bengal, India.
VISUAL GUIDE — See Every Photo, Spec & Setup Step (PDF)
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AoX-MADI-EXT-SFP
| Type | HDSPe AoX expansion board, optical version |
| MADI | 2 x MADI SFP module slots, LC duplex |
| Channels | 128 / 64 / 32 at 48 / 96 / 192 kHz |
| SFP modules | Multi‑mode included (up to 2 km, OM‑1); single‑mode optional (up to 20 km) |
| Word clock | 1 x BNC, output (input in slot A) |
| Works with | HDSPe AoX‑M, HDSPe AoX‑D |
| RME part number | AOXMES |
Product overview
The RME AoX-MADI-EXT-SFP is the optical expansion board for the HDSPe AoX cards: two MADI SFP module slots and a word clock BNC, with 128 / 64 / 32 channels at 48 / 96 / 192 kHz. SFP multi-mode modules are included.
It connects to one of the two internal expansion ports of an HDSPe AoX-M or AoX-D. A single-mode SFP module is available as an option for longer fibre runs (up to 20 km); the multi-mode modules cover up to 2 km on OM-1 fibre with LC duplex connectors. The word clock BNC works as an output by default and can be switched to input on the board in slot A.
Compatible with
- RME HDSPe AoX-M
- RME HDSPe AoX-D
- Up to two expansion boards per card (expansion ports A and B)
In the box
- RME AoX-MADI-EXT-SFP expansion board
- SFP multi-mode modules (included, as RME states)
RME AoX-MADI-EXT-SFP: frequently asked questions
Are the SFP modules included?
Yes, SFP multi-mode modules are included; a single-mode module is optional.
How many MADI channels does one board add?
Two MADI I/Os: 128 channels at 48 kHz, 64 at 96 kHz and 32 at 192 kHz.
Where can I buy the RME AoX-MADI-EXT-SFP in India?
The RME AoX-MADI-EXT-SFP is available from Shivansh Electronics, Kolkata, West Bengal, India, with delivery across India.
Workflow 1: Adding optical MADI to an HDSPe AoX
Connect MADI devices over fibre to a network audio card.
Connections
| Connect | To |
|---|---|
| AoX‑MADI‑EXT‑SFP | Expansion port A or B of the HDSPe AoX |
| MADI devices | MADI 1 and MADI 2 SFP modules (LC fibre) |
Setup
- Fit the board and connect it to the expansion port.
- Insert the SFP modules and connect the LC fibre cables.
- Set the MADI channel count in the driver dialog.
- Route MADI in the input and output matrices.
Workflow 2: Long-distance MADI links
Reach remote stage boxes or rooms over fibre.
Connections
| Connect | To |
|---|---|
| Remote MADI device | SFP module (multi‑mode up to 2 km, single‑mode up to 20 km) |
Setup
- Choose multi-mode or single-mode to match the other device.
- Insert the matching SFP module.
- Connect the fibre.
- Check lock in the Input Status display.








