RDL RU-UDA4 – 2x4 Stereo Audio Distribution Amp, Phono is backordered and will ship as soon as it is back in stock.
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What is the RDL RU-UDA4?
The RDL RU-UDA4 is an unbalanced line-level audio distribution amplifier with two isolated channels and four phono outputs per channel. It splits consumer -10 dBV sources to multiple displays, recorders and amplifiers in conference rooms, lobbies, classrooms and digital signage systems.
How does it work?

Each of the two inputs is buffered through output line drivers to provide four separate unbalanced outputs, all on phono connectors. The channels can run together for stereo or independently as two mono distribution amplifiers, at unity gain on both channels. Performance centers on the -10 dBV standard with a 5 Hz to 50 kHz response and greater than 28 dB headroom. The 1/3 rack module runs from ground-referenced 24 Vdc such as the RDL PS-24AX 24 Vdc power supply and mounts stand-alone or in the RDL RC-1UR 19 in. rack chassis, the UC-1R enclosure or the DRA-35R DIN rail adapter.
What are the key features?
- Two-in, eight-out distribution — Each of two inputs feeds four buffered unbalanced outputs.
- Stereo or dual mono — Isolated channels work as a stereo pair or as two independent mono amplifiers.
- Unity gain — Both channels pass -10 dBV signals at unity gain for drop-in distribution.
- High headroom — Greater than 28 dB headroom and a 5 Hz to 50 kHz response preserve audio quality.
- High-density mounting — The 1/3 rack width module mounts stand-alone or in a rack.
At Creation Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
Nationwide Audiovisual Services, Design, Installation & Support
Creation Networks is a trusted nationwide partner for complete audiovisual solutions — delivering expert AV system sales, professional design, programming, installation, and ongoing support to organizations across the United States.
From Microsoft Teams Rooms and enterprise video conferencing to LED video walls, live streaming production, and hybrid collaboration systems, we provide end-to-end AV integration using premium, certified technology from industry leaders including Crestron, Q-SYS, Shure, Extron, and Absen.
Whether you operate a single location or manage facilities nationwide, Creation Networks ensures your AV systems are designed for reliability, scalability, security, and long-term performance — helping your organization communicate more effectively and operate at peak efficiency.
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