STAGE RACER 2

24 or 12 SDI, 12G Support, Genlock, IP, Audio, AoIP, Serial Data, GPIO, routing, distribution, processing unit, star/ring/linear network topology and much more…

Overview

The STAGE RACER 2 is a complete optical fiber transmission solution for every broadcast event, ranging from simple OB interconnect to complex star, ring or linear topology spread over a whole TV compound.

It also supports long distance transmission for remote production capacity allowing content exchange between distant locations while using dark fiber or SMPTE IP protocols.

Stage Racer 2 is designed to accept all kinds of signal on a same device without external adapter. Internally those signals can be associated together / routed / distributed to all other machines of the network.

Stage Racer 2 also offers processing capabilities with Audio Embedding/De-embedding, Audio shuffling, Audio SRC, Frame buffering, Delays… Numerous other processing functions will be added later on.

The network can be controlled by a built-in intuitive web interface or with automation systems like Cerebrum, KSC Core, VSM…

Connectivity

The Stage Racer 2 is available in two standard configurations: 24 or 12 SDI channels, direction configurable, plus a common set of signals. Each equipment assumes transmission of a comprehensive set of signals as follows:

Stage Racer 2 – 24 SDI version

Stage Racer 2 – 12 SDI version

16 SD to 3G direction switchable channels

8 SD to 3G direction switchable channels

8 SD to 12G direction switchable channels

4 SD to 12G direction switchable channels

1 Distributed Genlock (Composite video / Black burst / Tri-level)

16 Analog Audio I/O (optional 8ch mic gain/48V module)

2 Ethernet 10/100/1000Mbs (optional 64ch Dante/AES-67 AoIP module)

2 Data RS 232/422/485 (optional 6 additional 500Kbps RS422 serial channels)

8 Contact closures

4 AES3 bidirectional (Intercom panel compatible)

1 MADI I/O (AES10) signal (Shared with 2 of the 4 AES connectors)

Processing features

The STAGE RACER 2 is a complete optical fibre transmission solution for every broadcast event, ranging from simple OB interconnect to complex star, ring or linear topology spread over a whole TV compound.

  • Framebuffer & Delays:  16 framebuffers / framesynchronizers available per unit on all 3G ports.
  • Embedding/De-embedding: Audio can be inserted or extracted from any SDI port of the system or shuffled between one port to another.
  • Audio Processing: SRC on almost audio I/O allowing to route any audio source to any kind of audio output (Analog, MADI, Dante/AES-67, SDI Audio, AES* soon)
  • 3rd party control: Ember+ support for remote control via third party equipment like Cerebrum, KSC Core, VSM…
  • More to come: From its launch, Stage Racer 2 improves with regular firmware upgrades providing new processing features and improved ergonomics. Stay tuned.

Optical

Trunk: 4 optical fiber trunks per unit providing a total of 160GBps of data traffic In and Out
10Km of single mode fiber / Link power budget 10dB / LC/PC connector (Optionally 40Km range)
ST-2110: 4 Standard 10Gbe Ethernet port / 10Km single mode fiber / MPO connector for the 4 channels

 

SDI Video

Number, connector 12 or 24 Channels (Each channel is direction configurable), 75Ω BNC
Standard (Upper row) SD, ASI, HD, 3G / BNC Connector
Standard (Mid row) SD, ASI, HD, 3G / HD-BNC Mini Connector
Standard (Lower row) SD, HD, 3G, 6G, 12G / BNC Connector
Return loss: Better than -15 dB for 0 to 1,5 GHz / -10 dB for 1,5 to 3 GHz / -6 dB for 6 to 12 GHz

 

Composite Video / GL

Number, connector: 1 port, direction configurable / 75Ω BNC connector
Standard: PAL, NTSC Composite / Black Burst / Tri-level (Auto sense) Genlock clock may not support all formats
Bandwidth: > 5.8 MHz at +/- 0.2dB
Differential Gain/ Phase: < 1%, < 1°
Group delay: < 10 ns
SNR: > 67 dB (CCIR567)

 

Analog Audio

Number, connector: 16 input, 16 outputs channels, D-SUB 37 female socket.
Impedance: Input: 10 KΩ differential (non floating), Output: 20 Ω differential (non floating)
Amplitude: +4 dBm nominal (saturation at +18 dBm)
Bandwidth: 50 Hz to 15 KHz at +/- 0.5dB, (20Hz to 20 Khz at -3dB)
Distortion: 0.05% at 1Khz +18 dBm
Signal to noise ratio: 90dB, “A” weighted
Mic preamp option: Gain from 10 to 60dB (3dB steps) / Phantom power / Preamp Bypass (8 preamp fitted on channels 9 to 16)

 

Digital audio

AES ports: 4 bidirectional ports (Intercom panel compatible) / 75 Ω BNC connector / Shared with Madi port BNC
MADI port: 1 input, 1 output / 48 Khz support (SRC) / 75 Ω BNC connector
AoIP interface: Dante and AES67 support / 64 channels / 48 Khz support (SRC) / Routed to the gigabit ports

 

Serial

Number, connector: 2 bidirectional channels, 1 RJ45 socket per channel
Protocols: RS485, RS422, RS232
Data rate: 0 to 500 Kbd/s (Sony compatible)
RS422 option: 6 bidirectional RS422 / 0 to 500 Kbd/s (Sony compatible) / D-SUB 25 female socket on front side

 

Ethernet

Number, connector: 2 independent channels, RJ45 Socket
Protocols: 10, 100 or 1000 Mb/s, Full or Half-duplex (Auto), MDI or MDI-X (Auto)

 

GPIO

Number, connector: 8 bidirectional GPIO contacts / 6 on D-SUB 15 female plus 1 GPIO along each RJ45 Serial connector
Output: Relay (dry contact). ‘Common’ – ‘Normally Open’ terminals for each relay
Input: Floating on the D-SUB, Input pin grounding on RJ45

 

Powering

Consumption: 80 Watts per unit maximum (All trunks and all signals used + IP module active)
Mains source: Dual redundant built in PSU / Voltage range 90 to 260 VAC / 47 to 63 Hz
Low voltage option: 10 to 16 VDC / D-SUB 25 with power inserts (fitted on front side) / protected by internal fast acting fuse

 

Mechanical

Size: 1 RU 19” rack, depth 335mm excluding connectors
Weight: 4.5 Kilograms
Cooling: Internal fan tray with transversal cooling flow / side panels in/out / Passive heatsinks on actives
Operating Temp range: From -20 to + 60°C (avoiding direct sun exposition)

 

Signalling / Admin

Local display: OLED display for main parameters (IP add / Optical power) / 1 LED per signal / Technical alarms LED
Setup: Web interface / Automation protocols (Cerebrum, KSC Core, VSM…)
Connection: 1 dedicated 10/100Mbs ethernet port

Firmware download

The Stage Racer 2 firmware upgrade files use the extension .aup.

The upgrade files can be loaded on the Stage Racer II through the Configuration tab in the web interface.

Warning: upgrading from a version 3.18 or earlier to newer versions

Please note that upgrading from 3.18 to a newer firmware cannot happen with propagation of the firmware over the SR2 mesh network due to changes in the optical trunk transmission scheme. Each machine must be upgraded to newer firmware alone then connected to the network.

This is only necessary when moving from 3.18 to newer versions, other upgrades can be done normally without issues.

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