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AudioScience ASI2816 Manual

Am/fm/hd/wb 4-16 channel streaming tuner
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1 DESCRIPTION

The ASI2816 is a multi-channel streaming radio tuner
packaged in a 1U form factor. It can be configured
with up to four modules. Each module contains four
radio tuners for a total of up to 16 tuners per ASI2816.
The ASI1471 module contains four
AM/FM/WeatherBand (WB) tuners. The ASI1472
module contains four AM/AM-HD/FM/FM-HD tuners.
Up to sixteen ICY encoded audio streams can be sent
from the ASI2816. The format of the streams is mono
44.1kHz AAC-LC.
The ASI2816 contains an OLED front panel display
showing current configuration and status of all tuners
including band, frequency, signal strength and HD
status.
Each tuner module also includes balanced stereo
audio outputs on a StudioHub compatible RJ-45
connector with a software adjustable level of 0 to
+24dBu

2 MODULES

ASI2816
Base streaming tuner unit
ASI1471
4 tuner AM/FM/WB module
4 tuner AM/FM/AMHD/FMHD
ASI1472
module
www.audioscience.com
AM/FM/HD/WB 4-16 Channel Streaming Tuner

3 FEATURES

• Up to 16 channels of AM/FM HD Radio audio
capture
• Up to 16 channels of analog AM/FM audio
capture
• Up to 16 channels of Weather Band capture
• Antenna connector on each module or chainable
across multiple modules
• Audio monitoring of all tuners simultaneously
using RJ-45 StudioHub analog outputs
• Gb Ethernet interface
• 100 to 240VAC universal power supply with IEC-
320 receptacle
• Internet streaming: One ICY encoded, mono,
48kbps, AAC-LC stream @ 44.1kHz per tuner
• HTML based web UI for configuring tuners and
streaming parameters
• Front panel display shows tuner status and audio
metering
1
ASI2816
30-Aug-22

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Summary of Contents for AudioScience ASI2816

  • Page 1: Description

    1U form factor. It can be configured capture with up to four modules. Each module contains four radio tuners for a total of up to 16 tuners per ASI2816. • Up to 16 channels of analog AM/FM audio The ASI1471 module contains four capture AM/FM/WeatherBand (WB) tuners.
  • Page 2 ASI2816 4 SPECIFICATIONS ASI1471 AM/FM/WB TUNER MODULE Connector Dual F type 75 ohms, on module bracket Frequency range 520kHz-1720kHz, 1kHz channel spacing Sensitivity 30dBuV for -30dB THD+N Input Level 90 dBuV Maximum THD+N -50dB @ 60dBuV RF Level, 1kHz sinewave, 75% modulation, A-weighting,...
  • Page 3 ASI2816 LINE OUTPUT Connector RJ-45 using StudioHub standard Audio Level 0 – 24dBu in 3dB steps (software selectable) STREAMING Audio Formats One ICY encoded, mono[1], 48kbps, MPEG AAC-LC[2] stream @ 44.1kHz per tuner [1] FM Stereo signals are downmixed to mono...

  • Page 4: Revisions

    ASI2816 5 REVISIONS Date Description Sept 2021 Preliminary Jan 2022 Added web interface section/front and rear panel sections Jan 25 2022 Added “Analog Only” info for HD tuners Aug 16 2022 Updated to include meters and silence detection Aug 30 2022 Added Specifications page www.audioscience.com...

  • Page 5: Table Of Contents

    ASI2816 6 CONTENTS DESCRIPTION ..............................1 MODULES ................................1 FEATURES .................................1 REVISIONS .................................2 CONTENTS .................................5 INSTALLATION ..............................6 ................................ 6 EFORE OWER ..................................6 OWER ................................6 OWER ............................6 SING THE WEB INTERFACE OPERATION ...............................7 ..............................7 RONT ANEL ISPLAY REAR PANEL ..............................7 ..................................

  • Page 6: Installation

    7.4 Using the web interface By default, the ASI2816 will obtain an IP address using DHCP. You can also assign a static IP address if needed (see Web Interface ->IPv4 section below). You can find its IP address looking on the front panel display or by using an IP scanner (such as Angry IP Scanner) to look for devices on the network with port 80 open.

  • Page 7: Operation

    ASI2816 8 OPERATION 8.1 Front Panel Display Hardware revision / Serial # Model number Temperature IP address Firmware version (Static or DHCP) Module 1 model Module 2 model Module 3 and 4 empty Station tuning Station tuning 9 REAR PANEL The rear panel will show each of the installed modules starting with module 1 on the left.

  • Page 8: Web Interface

    ASI2816 10 WEB INTERFACE To access the unit’s web interface, enter its IP address in your web browser of choice (Chrome, Firefox, Edge, etc.) and you should see the page below. 10.1 Device tab The Device tab displays information about your hardware and also allows you to customize its name.

  • Page 9: Streaming Settings

    ASI2816 10.2.1 Streaming settings Clicking the “Settings” button allows you to enter the parameters you will use to be able to stream your tuners to external devices over the network/IP port. Mount Point Settings Stream encoding Details (Information only) Set parameters for your IP streaming station.

  • Page 10: Analog Only Option

    ASI2816 10.2.2 Silence detection settings Silence detection can be used to show an alert when a tuner is offline or no sound is being detected. Click the “Settings” button in the Silence section to customize this for each channel. 1. Observation interval (ms). This is the “how often do you want to check for silence?” setting. Higher numbers mean we check less often, lower numbers we check more often.

  • Page 11: Ipv4 Config Tab

    ASI2816 10.4 IPv4 Config tab The IPv4 Config tab is where you set you IP address, you can either use DHCP if your network provides that service or enter a Static IP address, Netmask and Gateway DNS if needed. 11 RECOVERY MODE Recovery Mode is used to get the unit back to a known version of its OS and to default settings.

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