JBL 700 User Manual

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Contents

User Guide - AXYS ®UniAmp Power Amplifier Module , Model 7008. APPENDIXNETWORK CABLESThe type of cable necessary for correct operationof the RS-485 network is twin twisted pair witheach pair individually shielded. Numerous cables ofthis type are readily available and cables broadlymeeting the specifications given below (which arethose of a common commercially-available cable)are likely to be suitable.Additional information regarding networkconnections and grounding strategies may beobtained at :http://www.jblpro.com/SPECIFICATIONSPlease refer to the download section of our websitefor product specifications.200905/UAUG_v1.0 11PARAMETER VALUECharacteristic impedance 100 ohmsCapacitance (core to core) 41 pF/mCapacitance (core to screen) 72.5 pF/mDC resistance (core) 78.7 ohms/kmDC resistance (screen) 59.1 ohms/km

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