SI-TEX MDA-3 Metadata Zero Loss AIS Antenna Splitter [MDA-3]
SI-TEX MDA-3 Metadata Zero Loss AIS Antenna Splitter [MDA-3]
MDA-3 Metadata AIS Zero Loss Antenna Splitter: Utilizes a compact (5.5"X3.9"X1.9") module that is IPx7 Waterproof rated, for flexible location and rugged performance in any marine environment. The Metadata AIS Zero Loss Antenna Splitter allows for the full use of VHF communications and AIS send/receive with a single antenna.
In stock — ships today if ordered by 2 PM ET
About the network cables & module.
MDA-3 Metadata AIS Zero Loss Antenna Splitter: Utilizes a compact (5.5"X3.9"X1.9") module that is IPx7 Waterproof rated, for flexible location and rugged performance in any marine environment. The Metadata AIS Zero Loss Antenna Splitter allows for the full use of VHF communications and AIS send/receive with a single antenna. This sophisticated antenna splitter was developed specifically for use with Class B AIS transceivers, providing optimum AIS and VHF radio performance in all situations. Sophisticated electronics packed into this rugged, waterproof splitter ensure no loss to the received signal, maintaining existing VHF reception range and performance. Built-in safety features such as Clear Call Routing (CCR) ensure VHF radio emergency call priority - and continued full-performance operation, even if the power input should fail. The Metadata AIS Zero Loss Antenna Splitter is designed for easy integration with marine electronics, and can also be utilized for clear FM broadcast reception. Specifications:: Power: Supplied with: Brochure (pdf)
- 12 to 24V DC
- Power consumption: 150mA @12VDC, <2W average
- Silent mode switch input
- 2m power and FM cable
- 1m Accessory Cable
- User manual and quick start guide
Product specifications
Full specifications are being added. Call the Field Desk at (704) 709-5290 for details on this item.
12 to 24V DC
Engineered and field-tested with SI-TEX. SI-TEX gear, chosen and stocked by the Bucks & Bass Field Desk.
Power consumption: 150mA @12VDC, <2W average
Engineered and field-tested with SI-TEX. SI-TEX gear, chosen and stocked by the Bucks & Bass Field Desk.
Silent mode switch input
Engineered and field-tested with SI-TEX. SI-TEX gear, chosen and stocked by the Bucks & Bass Field Desk.
Fit notes
Runs true to size with room for a midweight layer underneath. If you are between sizes and plan to layer heavily, size up. Field Desk staff can confirm fit by phone or chat before you order.
Size chart
| Size | Chest | Waist | Sleeve |
|---|---|---|---|
| S | 35–37 | 29–31 | 32.5 |
| M | 38–40 | 32–34 | 33.5 |
| L | 41–43 | 35–37 | 34.5 |
| XL | 44–46 | 38–40 | 35.5 |
| 2XL | 47–49 | 41–43 | 36.5 |
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“Exactly as described. Quiet, well built and the fit is right. Second season with it and no complaints.”
Mark T.Verified buyer • Whitetail“Bought this on a Field Desk recommendation and it was the right call. Shipping was fast.”
Jenna R.Verified buyer • Weekend trips“Solid gear for the money. Would like one more color option but performance is there.”
Cody B.Verified buyer • BassFree standard shipping
Orders over $75 ship free in 3–5 business days. Orders placed before 2 PM ET ship the same day.
Easy 30-day returns
Unused gear in original packaging can be returned within 30 days for a full refund. We email a prepaid label.
Warranty handled for you
Full SI-TEX manufacturer warranty. Our Warranty Center manages the claim so you do not have to chase the brand.
Recommended with it.
Add the two most-paired items and save 10%.
SI-TEX MDA-3 Metadata Zero Loss AIS Antenna Splitter [MDA-3] + Garmin GMS 10 Network Port Expander [010-00351-00] + Garmin 40' Marine Network Cable - RJ45 [010-10552-00]


