IQOTR40
3G/HD/SD-SDI Multichannel Fiber Transceiver
The IQOTR40 range provides bidirectional conversion of four 3G/HD/SD-SDI signals to/from single-mode fiber optic signals. The unit is available in single- or dual-width versions with either HD-BNC or BNC connectors.

FEATURES
- Multichannel single-mode fiber optic receiver for 3G/HD/SD-SDI signals
- 1310 nm input wavelengths support
- Multichannel single-mode fiber optic transmitter for 3G/HD/SD-SDI signals
- Reclocking for 3 Gb/s, 1.5 Gb/s HD-SDI and 270 Mb/s SDI signals, or asynchronous operation for other frequencies (input range 50 Mb/s to 3 Gb/s)
SPECIFICATIONS
Inputs and Outputs
Signal Inputs
SDI inputs: 4x
Input cable length:
- Up to 80m Belden 1694A @ 3 Gb/s
- Up to 140m Belden 1694A @ 1.5 Gb/s
- Inputs 1-3, up to 350m Belden 1694A @ 270 Mb/s
- Inputs 4-8, up to 160m Belden 1694A @ 270 Mb/s
Signal Outputs
SDI outputs: 4x
Fiber Signal Input
Inputs: Up to 4
Optical: 3 Gb/s HD-SDI, 1.485 Gb/s HD-SDI or 270 Mb/s SD-SDI
Connector/format: LC singlemode
Conforms to:
- SMPTE ST 297-2006
- SMPTE ST 424 (HD level A/B)
- SMPTE ST 292 (HD)
- SMPTE ST 259-C (SD)
Fiber Signal Output
Outputs: 4x
Optical: 3 Gb/s HD-SDI, 1.485 Gb/s HD-SDI or 270 Mb/s SD-SDI
Connector/format: LC singlemode
Conforms to:
- SMPTE ST 297-2006
- SMPTE ST 424 (HD level A/B)
- SMPTE ST 292 (HD)
- SMPTE ST 259-C (SD)
Controls
Indicators
Power: OK (Green)
CPU: OK (Green flashing)
Input 1-8: 3G-OK (Blue), HD-OK (Green), SD-OK (Yellow), Bypass (Rate color flashing), Loss (Red)
Video Controls
Input 1 - 8 rate select: 3G, HD, SD, other
Reclock bypass: On/Off
Output 1-4 select: Input 1-4
Output 5-8 select: Input 5-8
Laser disable (Tx): On/Off/Input Error
Output mute (Rx): On/Off
Output mute on I/P error (Rx): On/Off
Input 1-4 configuration: 1, 2
Input 5-8 configuration: 1, 2
Configuration rules:
- Primary input OK
- Primary input error
- Secondary input error
Mode use:
- Config 1
- Use Config 2
- Use Rules
Delay for rules actions:
- OK Timer 0-5s
- Error Timer 0-5s
Input status: Present, Loss, Unknown, Data Rate
Logging:
- Input 1-8 Identifier
- Input 1-8 Name
- Input 1-8 Type
- Input 1-8 Data Rate
- Input 1-8 Present
- Input 1-8 Error
- Input 1-8 Loss
Optical logging:
- Output 1-8 Tx Laser Bias High Warning
- Output 1-8 Tx Laser Bias Current
- Output 1-8 Tx Power Low Warning
- Output 1-8 Tx Power High Warning
- Output 1-8 Tx Power
- Output 1-8 Tx Wavelength
- Input 1-8 Rx Power High Warning
- Input 1-8 Rx Power Low Warning
- Input 1-8 Rx Power Measurement
- Input/Output 1-8 SFP State
RollTrack controls: On/Off, Index, Source, Address, Command, Status, Sending
RollTrack sources:
- Unused
- Input 1-8 Present
- Input 1-8 Rate Unknown
- Input 1-8 Error
- Input 1-8 Loss
- Input 1-8 3G
- Input 1-8 HD
- Input 1-8 SD
- Output 1-8 Tx Laser Bias High/Low Warning
- Input 1-8 Rx Power High Warning
- Input 1-8 Rx Power Low Warning
Other Controls
User memories: Name, save and recall 16 user memories
General Specifications
Electrical:
- 3 Gb/s SDI, SMPTE ST 424
- 1.5 Gb/s HD-SDI, SMPTE ST 292
- 270 Mb/s SDI, SMPTE ST 259-C / DVB-ASI
Connector/format: BNC/75Ω panel jack on standard Grass Valley connector panel
Return loss:
- > -15 dB (270 Mb/s, 1.5 Gb/s)
- > -10 dB (3 Gb/s)
Output jitter:
- SD-SDI 0.2 UI (10 Hz) / 0.2 UI (1 kHz)
- 3G/HD-SDI 1.0 UI (10 Hz) / 0.2 UI (100 kHz)
Optical Rx
Input wavelength range: Min. 1260 nm, Max. 1620 nm
Input sensitivity: -21 dBm
Optical power input range: > -0 dBm, < -20 dBm
Optical return loss: -27 dB
Link distance:
- Up to 30 km @ 270 Mb/s
- Up to 21 km @ 1.5 Gb/s
- Up to 10 km @ 3 Gb/s
Optical Tx
Wavelength: 1310 nm
Spectral width (FWHM): >1.5 nm (typ)
Output power: 0 to -5 dBm typical (-2 dBm typical)
Rise and fall time:
- 135 ps @ 3 Gb/s
- 270 ps @ 1.5 Gb/s
- 1.5 ns @ 270 Mb/s
Extinction ratio: >7.5:1 (typ)
Link distance:
- Up to 30 km @ 270 Mb/s
- Up to 21 km @ 1.5 Gb/s
- Up to 10 km @ 3 Gb/s
Power Consumption
Module power consumption: 8 PR (B Frames)
MEDIA GALLERY


ORDERING INFORMATION
IQOTR4079-1B3
3G/HD/SD-SDI multichannel fiber transceiver. 4x HD-BNC 3G/HD/SD-SDI inputs to 4x 1310 nm optical outputs and 4x optical inputs to 4x HD-BNC 3G/HD/SD-SDI outputs.
IQOTR4080-2B3
3G/HD/SD-SDI multichannel fiber transceiver. 4x BNC 3G/HD/SD-SDI inputs to 4x 1310 nm optical outputs and 4x optical inputs to 4x BNC 3G/HD/SD-SDI outputs.
For more details on enclosure types please refer to the IQ Modular Enclosures datasheet.