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

RDL, Radio Design Labs

RDL manufactures high performance audio products. Made in America - means our products are produced entirely in our Arizona factory. Only here can we monitor the quality of the materials and components used and control every step of the production process. For over 35 years, this policy has earned us a reputation for providing reliable products customers trust in installations around the world.

Model: RU-NMP44

The RU-NMP44 is a network mixing processor containing six virtual audio mixers controlled by network commands from RDL and other network remote controls. Each mixer operates independently with input s
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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.