Intraplex - AV-iQ
Networking Solutions
Intraplex
STL PLUS™
T1 System
Increase network efficiency and reliability
by integrating bi-directional transport of
program audio STL/TSL, data, telephone,
and other traffic on digital T1 links.
assuredcommunications™
Networking Solutions
S O LV E T O D AY ’ S C H A L L E N G I N G
TRANSPORT REQUIREMENTS
Program audio options include true, linear
or upgrade your station to the
Radio engineers face the challenges of managing station
highest quality sound with the lowest
digital age? The Intraplex STL
consolidations, frequent acquisitions, and the migration
processing delay available, perfect for STL links.
PLUS digital T1 STL system
to a new digital age, while still controlling costs.
MPEG Layer II, Layer III, and apt-X100
provides a fast and simple
The Intraplex STL PLUS is the industry's most widely
compressed audio options are also
solution for linking studios
used digital solution for increasing communications
available for combining multiple audio
and transmitter sites. With
network efficiency. The STL/TSL/inter-city link system
channels, voice and data traffic on
the STL PLUS, your station
provides bi-directional program audio transport
the same link.
can be up and operating
combined with other traffic, including LAN/WAN
Data modules provide one-way or full
quickly and profitably, with
data, telephone, intercom, DAB audio, remote control,
duplex data circuits for LAN/WAN, control
and video over the same link.
circuits, and program associated data. Voice
The STL PLUS can be deployed to create a wide area
modules transport voice-grade audio for
network audio and data transport system, allowing
telephone, intercom and FSK remote control.
multiple stations to share talent and administrative
The STL PLUS can be easily expanded and
resources. These other applications "ride for free",
configured in the field, making it the most
significantly decreasing recurring transport costs and
flexible STL system in the industry.
Need to get a new station
acquisition on the air quickly
the highest quality on-air
sound available today.
uncompressed audio for the industry's
delivering measurable savings to the bottom line.
STL PLUS HIGHLIGHTS:
S T L P L U S D E L I V E R S C R Y S TA L
CLEAR AUDIO
Digital STL: Digital audio sounds better than the
best analog. The STL PLUS digital signal is transported
Intraplex' unique transmission robustness and error
accurately regardless of distance and is unaffected by
mitigation features provide users with unmatched
low levels of noise which affect sound quality in analog
reliability. Because it’s digital, the STL PLUS delivers
transmission circuits. Your crystal clear digital on-air
the same transparent, crystal clear on-air sound over
sound stands out against the competition.
any distance and terrain, with increased traffic capacity,
Smooth Deployment: A T1 STL system requires
and reduced costs.
no line of sight, path analysis, FCC licensing or
COMPLETE RANGE OF AUDIO,
D ATA , A N D V O I C E O P T I O N S
The STL PLUS offers the industry's widest range of
plug-in modules for program audio, voice, and data, to
combine virtually any mix of payload traffic.
coordination of scarce frequencies. Your new station
acquisition, studio move or upgrade can be up and
running without these costly delays.
Savings: By consolidating traffic, the STL PLUS cuts
costs when compared to multiple discrete transport
lines. Because its inherently bi-directional, the STL PLUS
gives you both STL and TSL, RPU, and downlink
backhaul traffic over the same T1 link.
TRANSMITTER
HEADQUARTERS
STUDIO
STUDIO
WHETHER OVER LEASED T1, MICROWAVE
SPREAD SPECTRUM RADIOS OR FIBER LINKS,
THE STL PLUS DELIVERS PURE SOUND AND
BOTTOM-LINE SAVINGS.
TRANSMITTER
Flexibility: The STL PLUS allows unlimited
Ease of Use: IntraGuide Windows based
combinations of channel modules, up to the
configuration and management software simplifies
available bandwidth of the T1 and the 17 available
installation, monitoring, and control. The enhanced
physical slots, with the industry's widest range
front panel display makes the STL PLUS VU meters
of plug-in modules for audio, voice and data.
and operating parameters easy to observe even for
In an audio-only configuration, the STL PLUS can
first-time users.
transport up to six 15 kHz stereo audio channels.
Reliability: The STL PLUS can be configured with an
optional hot standby power supply module, and
automatic common module and T1 line
redundancy for maximum protection
from costly down time.
ETHERNET
LAN BRIDGE
MODULE
DATA
MODULE
FOREIGN EXCHANGE
AND OFF-PREMISE
TELEPHONE MODULE
PROGRAM
AUDIO RECEIVE
MODULE
PROGRAM
AUDIO TRANSMIT
MODULE
T1 NETWORK
INTERFACE
POWER SUPPLY
AND ALARM
CONTACTS
Networking Solutions
STL PLUS SYSTEMS:
Each STL PLUS system includes two Intraplex T1
multiplexers with one audio transmitter module
and one receive module with XLR module adapters,
and Universal AC power supply.
STL PLUS 4200: Linear/uncompressed system
STL PLUS 4220: MPEG Layer II system
STL PLUS 4210: apt-X system
STL-163: STL PLUS single mux
STL-163: STL PLUS drop and insert mux
STL-166: STL PLUS dual multiplexer
STL PLUS Audio Add-on Packages:
4101: TSL Linear/uncompressed
4121: TSL MPEG Layer II
4111: TSL apt-X
4125: MPEG Layer II program audio channel
4115: apt-X program audio channel
OPX, ARD telephone, asynchronous and synchronous
data packages also available
AUDIO PERFORMANCE
(LINEAR)
Operating Modes
Monaural, dual monaural, or stereo
Total Distortion
Including harmonic and noise, less than 0.03%
(1000 Hz at -12 dBFS)
Input Impedance
Balanced, 600 ohms or greater than 10K ohms
Output Impedance
Balanced, less than 30 ohms
Connectors
XLR Female input and XLR Male output
Loopbacks
Line loopback, Equipment loopback,
Payload loopback
Test Access
Bantam jacks for T1 input/output signal and T1
input/output monitoring
CSU Performance Monitoring
Compliant with ANSI T1.403-1995
Compliant with AT&T Pub 54016
(standard and enhanced parameters)
Accepted Audio Sampling Rates
32, 44.1, or 48 kHz
Rate conversion to 32 or 16 kHz for network
transmission
REMOTE ACCESS & CONTROL
Coding
16-bit linear, uncompressed
Crosstalk
Less than -80 dB @ 1 kHz
Total Distortion
Including harmonic and noise, less than 0.01%
(1000 Hz at -12 dBFS)
Connector
XLR female input and XLR male output
Processing Delay
Total coding/decoding delay:
3.0 ms at 15 kHz operation
LED Indicators
Shelf Power, Normal, Alert, Alarm
D I G I TA L I N P U T / O U T P U T
(LINEAR)
Input and Output Impedance
110 ohms ±20%
Dynamic Range
Greater than 90 dB
S TAT U S & D I A G N O S T I C S
User Interface
Remote programming and monitoring using ISiCL
command-line interface or IntraGuide™
Configuration and Management Software
Network Management Communications
Remote access of STL PLUS(s) over the network using
internal DS0 communications
Control Interface
RS-232C and RS-485 asynchronous
CSU Performance Reporting
ANSI T1.403 Performance Report Messages on T1
Facility Data Link
AT&T Pub 54016 Polled Performance Reports on T1
Facility Data Link
T1 INPUTS/OUTPUTS
Line Error Tolerance/Error Mitigation
No audible degradation at 10-5 random bit error rate.
CRC error detection of audio sample and DSP-based
error mitigation provide effective interpolation over
errored samples.
VU Meter Indicators
5 level VU meters with overload indication
Test Tone
Switch selectable 1 kHz at -12 dBFS
Connector
RJ-48C, 100 ohms or
DB-15, 100 ohms
P H Y S I C A L & E N V I R O N M E N TA L
Frame Formats
Extended Superframe (ESF)
D4/Superframe (SF)
Per ANSI T1.403-1995 and AT&T Pub 62411
Line Codes
Bipolar with 8 Zero Substitution (B8ZS)
Alternate Mark Inversion (AMI)
ANALOG INPUT/OUTPUT
(LINEAR)
Sample Rate
32 kHz, 16 kHz
Coding
16-bit linear delta sigma coding with 64x
oversampling
Timing
Internal, 1.544 Mbps ±30 ppm output
External, RS-422 clock input
Loop
Line Build Out (LBO)
Up to 655 feet from standard DSX or
CSU LBO 0, -7.5 or -15 dB
Frequency Response
0.2 Hz to 15.6 kHz, ±0.5/-3.0 dB
20 Hz to 15 kHz, ±0.5 dB
Integral CSU
Does not require external CSU for
connection to public network
FCC Part 68 Registered
Maximum Full Load Level @ 1 kHz
(input/output level corresponding to digital full
scale, 0 dBFS)
Adjustable: +9 to +24 dBu (0 dBu = 0.775 V rms)
Redundancy
Optional redundant common module
Optional T1 line redundancy
Power Requirements
Universal AC standard
Optional -48VDC or +24VDC
Optional hot-standby redundant supply
Nominal Power Consumption
Less than 25 watts, each shelf
Temperature
0° - 50°C Operating
Humidity
10% - 90% Non-condensing
Dimensions
3 RU: 5.25" H x 14.75" D x 19" W rack-mount
(13.4 cm H x 36.8 cm D x 48.3 cm)
Weight
12 lb. (5.4 kg) basic 4200 STL PLUS
Regulatory Compliance
CE Approved
FCC Part 15, FCC Part 68
UL 1950
Industry Canada CS-03
Crosstalk
Less than -80 dB @ 1 kHz
Specifications subject to change without notice.
Specifications are subject to change. For a complete listing of the most current specifications, please visit our Website at www.broadcast.harris.com.
Broadcast Communications Division | 4393 Digital Way | Mason, OH USA 45040
phone: +1 513-459-3400 | email: intraplex@harris.com | www.broadcast.harris.com
Trademarks and tradenames are the property of their respective companies.
Copyright © 2005 Harris Corporation
Printed in USA on Recyclable Paper HMC 16539 PatP ADV 1001-A 1/05
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