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poly-planar RT-20 Manual

Audio network router

RT-20 Audio Network Router

Introduction:

The RT-20 is used to expand the audio network into multiple zones. Zones are

different areas of the vessel such as cabins, salons, fly bridges etc. where

distributed audio might be desired.

Expands the distributed audio network up to four zones

Local intercom gain control

Waterproof, corrosion resistant enclosure

[1]

[2]

[1] Zone 3

[2] Zone 4

[3] Zone 2

[4] Network Source (MRD-70, XM module, etc.)

[5] RD-44 Control Panel for the MRD-70 Radio

[6] Intercom Gain Control

Poly Planar Group LLC 520 McCormick DR. Glen Burnie MD 21061 Ph: 410-761-4000

[6]

www.polyplanar.com

[3]

[4]

[5]

Table of Contents

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Page 1 RT-20 Audio Network Router Introduction: The RT-20 is used to expand the audio network into multiple zones. Zones are different areas of the vessel such as cabins, salons, fly bridges etc. where distributed audio might be desired. Features: Expands the distributed audio network up to four zones...
Page 2 Connecting the RT-20 to a multi-zone audio system: It is important to connect to the proper plugs! 1. The Network Source plug is the only male plug on the RT-20 and is connected to the MRD-70 radio, XM interface module or a future audio expansion module.
Page 3 Example four zone distributed audio system: Note the XM radio expansion module connected between the MRD-70 radio and the RT-20 Router. Poly Planar Group LLC 520 McCormick DR. Glen Burnie MD 21061 Ph: 410-761-4000 www.polyplanar.com...
Page 4 Weight ……………………………………….. 15 oz (.425 Kg) WARRANTY Poly-Planar marine audio systems are warranted to be free of defects in materials and workmanship for a period of two years. Warranty is subject to proper installation and operation within published specifications. Poly-Planar will repair or replace, at its discretion, any unit returned prepaid to its factory and determined to be defective.