• Economical 4 or 6 RU standalone and rack-mountable chassis
• 14 RU junction box terminal for outdoor installation
• 8x8 bidirectional SD/HD/3G SDI with 19.4 Mb/s to 3 Gb/s transport on coax I/O
• Compatible with digital TV standards:
  • SMPTE ST 292
  • SMPTE ST 259
  • SMPTE ST 424
• Supports DVB/ASI signals
• Immune to pathological data errors
• Equalizes coax up to 3 Gb/s
• Superior 8x8 bidirectional audio quality, available on XLRs or DT12
• Individual input gain control for each audio channel
• 4 or 6 channels of high quality 2-wire and 4-wire intercom support, including data for digital matrix systems
• Advanced automatic nulling for 2-wire intercom channels
• Internal 30V power supply to power up to 10 Clear-Com or RTS 2-wire belt packs
• Advanced hybrid circuitry to adapt two 2-wire intercom interface to 4-wire interface and vice-versa
• Compatible with most party line and digital matrix intercom systems
• 1 or 2 channels of 100/1Gig Ethernet port internet connectivity, remote controls or digital audio pass-through such as AES67 or Hydra2
• Wide optical budget
• High reliability, durable design
• Available with 1 universal fiber plate, supporting any connector type
• Available 2nd optional universal fiber plate, for pass-through feeds
• Front panel monitoring of all coax I/O, including local and remote (audio only) optical signal strength
• Redundant power supply inputs
• Fast setup with plug-and-play operation
• Compatible with other Grass Valley HD/SD SDI transport systems

Video (coaxial I/O)
Transmission method: Digital

Input level: 800 mVp-p

I/O impedance: 75Ω

Return loss: >15 dB from 5 MHz to 1.5 GHz, >10 dB from 1.5 GHz to 3 GHz

Maximum data rate: 3 Gb/s

Input equalization, 3 Gb/s: ≥1201m (393 ft.) of Belden 1694A

Bit-error rate, -21 dBm receiver optical power: PRBS 2²³ – 1, 1X10^-12

Timing jitter (SMPTE color bars): <2 UI

Alignment Jitter (SMPTE color bars): <0.2 UI

Audio
Connector types: 

• Input, 3-pin XLR socket
• Output, 3-pin XLR pins
• Pin 1: Signal/chassis ground
• Pin 2: "Hot," in phase input
• Pin 3: "Cold," inverted phase input

Balanced Input Impedance @ 1 kHz, AC coupled: 6 kΩ, ±5% 

Balanced Output Impedance @ 1 kHz, AC coupled: 33Ω, ±5% 

Unity gain setting:

• Maximum input level, unity gain setting, 20 Hz to 20 kHz: +24 dBu 
• Throughput amplitude deviation, @ 1 kHz: ±0.4 dB max.
• Frequency response, @ RLOAD ≥600Ω, 12 Hz to 100Hz; 100 Hz to 20 kHz: +0/-3 dB; +0/-0.07 dB
• Signal-to-noise ratio, reference +24 dBu, A-weighted: ≥107 dB
• Total harmonic distortion, @ +20 dBu, 1 kHz; 20 Hz to 20 kHz: ≤0.005%; ≤0.05%
• Intermodulation distortion, @ +20 dBu, SMPTE DIN Method: ≤0.002%
• Common Mode Rejection Ratio: ≥40 dB, 20 Hz to 20 kHz
• Adjacent channel crosstalk, reference +24 dBu: ≥104 dB, 20 Hz to 20 kHz

+10 dB to +50 dB gain settings: 

• Maximum input level(s): -10 dB step from +24 dBu, for each 10 dB gain step
• Throughput amplitude deviation, @ 1 kHz: ±0.4 dB max.
• Frequency response, @ RLOAD ≥600Ω, 12 Hz to 100 Hz; 100 Hz to 20 kHz: +0/-3 dB; +0/-0.07 dB
• Signal-to-noise ratio, reference +24 dBu, A-weighted: ≥102 dB
• Total harmonic distortion, @ +20 dBu, 1 kHz; 20 Hz to 20 kHz: ≤0.005%; ≤0.05%
• Intermodulation distortion, @ +20 dBu, SMPTE DIN Method: ≤0.005%
• Common Mode Rejection Ratio, @ 60 Hz: 10 dB gain, ≥40 dB; 20/30 dB gain, ≥60 dB; 40/50 dB gain, ≥80 dB
• Adjacent channel crosstalk, reference +24 dBu: ≥100 dB, 20 Hz to 20 kHz

Phantom Power (switchable):

• Input resistance, each leg to phantom bias point: 6.8 kΩ, ±1%
• Output voltage: 48 VDC ±10%
• Output current: 2 mA, ±10%, typical per input port
• Output short circuit current: 10 mA per input port

Intercom
Available channels: 4, 4-wire; 4, 2-wire Clear-Com (1 each/3 pin XLR); 2, 2-wire RTS dual (2 each/3 pin XLR)

2-wire (TW/PL) mode:
Interface:

• Clear-Com PL: XLR3M x 4 (1 audio channel per XLR)
• RTS TW: XLR3M x 4 (2 audio channels per connector, XLRs 1 and 2 bussed, XLRs 3 and 4 bussed)

Maximum level @ 1 kHz, termination engaged: 2 Vp-p (equivalent to +18 dBu in 4-wire circuit)

Dynamic range, reference 2 Vp-p @ 1 kHz: >85 dB, A-weighted

Frequency response, reference 2 Vp-p: 70 Hz to 20 kHz, +1/-3 dB

Total harmonic distortion @ 2 VP-P: ≤1%

Port impedance, 100 Hz to 20 kHz:

• Com line powered from internal 30V power supply, termination engaged: 220Ω ±10%
• Com line powered from external 30V power supply, no termination: 4.7 kΩ ±5%

Nulling: Switch initiated automatic line reflection cancellation.

4-wire (4W) mode:
Interface:

• Clear-Com Matrix Plus/Eclipse: RJ-45 x 2
• RTS ADAM/CRONUS/Zeus: RJ-11 x 2

Maximum level, 20 Hz to 20 kHz: +18 dBu (equivalent to 2 Vp-p in 2-wire circuit)

Dynamic range, reference. +18 dBu: >85 dB, A-weighted

Frequency response @ 0 dBu: 35 Hz to 20 kHz, +1/-3 dB

Total harmonic distortion @ 1 kHz, reference +17 dBu: ≤.05%

Balanced input impedance @ 1 kHz, AC coupled: 14 kΩ

Balanced output impedance @ 1 kHz, AC coupled: 40Ω

Data formats:

• Clear-Com mode: RS-422
• RTS mode: RS-485

Adjacent channel crosstalk, reference +18 dBu: >85 dB

Ethernet
Standards compliance: IEEE 802.3ab 1000BASE-T

Interface, 10/100/1000BASE-T: RJ-45

Support: LLCF (Link Loss Carry Forward), LLR (Link Loss Return) for fiber port

Optical
Multiplexed operating wavelengths: 1271 nm to 1611 nm

Link operating margin: Up to 22 dB

Aggregate transmit output power: +0 dBm, ±2 dBm

Aggregate receiver sensitivity: -20 dBm

I/O receivers/transmitters: SFP modules

Maximum aggregate data rate: 25.3 Gb/s

Fiber Type: Single-mode

Connector options, UFPs (Universal Fiber Plates): LC/UPC, SC/UPC, SC/APC, ST/UPC, MX, Nuetrik DualCon and QuadCon

Indicators
Intercom Section:

• "LINK" — Communication status between local and remote intercom sub-systems
• "COM x&x POWER" — Power status of the intercom sub-system components
• "AUTO NULL", CHx — Indicates a null procedure in progress
• "AUDIO", CHx — Audio input activity for each of 4 intercom sub-system channels
• "DATA" , CHx — Data input activity for each of 4 intercom sub-system channels

Audio Section:

• "AUDIO POWER" — Power status of the audio sub-system components
• "OPT" — Input status of the audio sub-system fiber optic receivers
  • "IN1" — Primary SFP audio sub-system receiver status
  • "IN2" — Secondary SFP audio sub-system receiver status (unused in Viper XL)
• "LINK" — Communication status between local and remote audio sub-systems
• "DATA" — Data status of accessory audio sub-system data path (unused in Viper XL)
• "Rx OPTICAL POWER (dBm)" — Audio sub-system optical receiver strength meters
  • "LOCAL" — Displays optical power of the unit being viewed
  • "REMOTE" — Displays optical power of the unit at the far end of the fiber cable
• "AUDIO INPUT" — Audio input activity for each of 8 audio sub-system channels
• "AUDIO OUTPUT" — Audio output activity for each of 8 audio sub-system channels
• "PH/PWR", 0/1 — Phantom MIC power On/Off indicators for each of 8 audio sub-system channels
• "GAIN", 0 to +50 — Gain (dB) indicators for each of 8 audio sub-system channels

SDI Transport Section:

• "3G/HD/SD-SDI/DATA INPUT" — Input activity for each of 8 SDI sub-system channels
• "3G/HD/SD-SDI/DATA OUTPUT" — Output activity for each of 8 SDI sub-system channels
• Four character display — SDI sub-system optical receiver strength metering

Main system power "ON": Indicates Viper XL system power on

Mechanical/Environmental
Viper XL Dimensions: 482.6 mm (19 in.) W x 117.4 mm (6.85 in.) H x 361 mm (14.2 in.) D
Weight: 8.2 kg (18 lbs.)

Viper XXL Dimensions: 482.6 mm (19 in.) W x 263.6 mm (10.38 in.) H x 361 mm (14.2 in.) D
Weight: 10.8 kg (24 lbs.)

Viper JBT Dimensions: 558.8 mm (22 in.) W x 736.6 mm (29 in.) H x 548.6 mm (21.16 in.) D
Weight: Depends on customization (shipped on a pallet)

Operating temperature range: -20° to 45° C (-4° to 113° F)

Operating humidity range: 0 to 95% non-condensing

Power Requirements
Input voltage range: 11 VDC to 18 VDC

Power consumption (full configuration): 100W max.

Viper-XL
Viper XL, multicamera transceiver with 8x8 video & audio, 4 channels of intercom and 1G Ethernet

Viper-XXL
Viper XXL, multicamera transceiver with 8x8 video & audio with DT12, 6 channels of intercom and 2 channels of 1G Ethernet

Viper-JBT
Viper-JBT, multicamera transceiver with 8x8 video & audio (including DT12), 6 channels of intercom and 2 channels of 1G Ethernet inside a 14 RU junction box terminal outdoor enclosure. Includes 48 port HP network switch and power distribution panel

Minimum 1 Universal Fiber Plate must be chosen from the list below:
UFP-2LC
Universal fiber panel – Dual LC fiber, single mode, ultra polished 

UFP-2SC
Universal fiber panel – Dual SC fiber, single mode, ultra polished

UFP-2SCA
Universal fiber panel – Dual SC fiber, single mode, angle polished

UFP-2STSM
Universal fiber panel – Dual ST fiber, single mode, ultra polished

UFP-MX2
Universal fiber panel – MX dual expended beam connector

UFP-NOC2
Universal fiber panel – Neutrik OpticalCon Duo (for tactical/unpowered fiber cables)

UFP-NOC4
Universal fiber panel – Neutrik OpticalCon Quad (for tactical/unpowered fiber cables)

Redundant Power Supply
ADAP-AC-10 AC Power Adapter (Indoor); 120/240 VAC in; 4-pin XLR; 10A; 15 VDC