Pro AV Catalog
659 6th Street
Prescott, AZ 86301
United States

RDL, Radio Design Labs

RDL manufactures an extensive line of high-quality, exceptionably reliable audio, network and control products under the trade names Format-A, Stick-On, TX Series, D-Series, Rack-Up, Flat-Pak, AV-Pak, and more. Add a single function or build a full system. These products comprise some of the most innovative ideas and cost effective solutions to be brought into the market place in over 35 years.

Model: RU-NL4

The RU-NL4 modules are Dante audio network interface products compatible with line-level audio equipment inputs.
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RDL TX™ Series Transformer Products are now Easier to Install
Posted on Friday, February 11, 2011
RDL TX™ Series Transformer Products are now Easier to Install

 RDL transformer products are the industry standard for A/V professionals who require uncompromising quality and flexibility in a compact design. Five RDL transformer products have been redesigned, utilizing detachable terminal blocks in place of screw terminals, to make installation even easier: 

Bridging Input Transformer
Ideal for adding transformer isolation to any line-level audio input 
25 V, 70 V, 100 V Speaker Level Input Interface - Unbalanced line output
Matches a 100, 70 or 25 volt speaker line to any unbalanced line-level audio input
Adjustable Line Transformer
Provides transformer isolation between a balanced line and an unbalanced line input
Unbalanced Input Transformer
Ideal for mixing two unbalanced audio signals to mono balanced
Line Level to Microphone Level Transformer
Matches balanced 600 ohm phone (or other line) into mic or line input
For more information visit or contact RDL Sales at 1-800-281-2683.