HLI-2W2

HLI-2W2

2-Wire Interface Module

 

Interface

  • 2-wire interface for HMS-4X
  • Auto nulling
  • Level and VOX control
  • Clear-Com / RTS Compatible
  • Call and RMK signaling

The HelixNet System 

  • Networked Intercom System
  • Flexible cabling
  • 12 partyline channels; expandable to 24 channels via optional license
  • Program Audio distribution with independent level controls

Effortless Management

  • Fast front panel control and configuration
  • Easy to use CCM browser configuration
  • Plug-and-go with auto discovery
  • Central upgrades from main station

The HelixNet HLI-2W2 is a dual 2-wire partyline interface module for the HMS-4X main station.

The HelixNet IP networking guide provides specifications, best practices and guidance for the integration of HelixNet into an existing or new IP network.

Item Part Number:
  • HLI-2W2

Technical Specifications

Connectors

2-wire Partyline: (2) 3-pin XLR-F

Partyline

Compatibility: Clear-Com, RTS configurable with Call and Remote Mic Kill

Termination: External System

Nulling: R-L-C hybrid; user initiated Auto-Calibration with Echo Cancellation

Power: 25mA from external system

Voltage: 20-30V DC (max)

Maximum Level Before Clipping: 6dBu

Nominal Input Level: -18dBu (C-C), -12dBu (RTS)

Input Impedance: >= 10KΩ bridging

Route to 4-wire input at 0dBu in:

Frequency Response: 100Hz – 10kHz ±3dB

Distortion: <0.2% THD @ 1kHz

Noise: <-55dBu

Route from a 4-wire output at 0dBu out:

Frequency Response: 40Hz – 10kHz ±3dB

Distortion: <0.2% THD @ 1kHz

Noise: <-75dBu

Dimensions

2.2 x 7.4 x 1.5in (HxWxD)

(57 x 187 x 39mm)

Weight

13oz (0.38kg)

Network Specifications (Version 4)
Network Protocols

IPv4 – Unicast Audio and Control

mDNS – Multicast Device Discovery

Layer 3 routable with mDNS function limitations

WavPack – Audio Codec

Network Ports

Unicast:

Port 80 TCP –System Management

Port 6001 TCP – System Management

Port 6001 UDP – Audio Streams

Multicast:

Port 5353 UDP – mDNS, Names, Discovery

Network Parameters

Endpoint Resource Use: 1 per active port

Bandwidth:

300 (max) kbps from each active port to HMS

1200 (max) kbps from HMS to each active port

Network Jitter Tolerance:

<= 128ms jitter buffer per audio stream receiver automatically adjusted to network performance

QoS Tags:

DSCP=46, High Priority / Expedited Forwarding (EF)

System reserved IP range:

10.0.0.0/8 for endpoints

Associated Products

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