AJA Io 4K Plus
Thunderbolt 3 Interface for 12G-SDI and HDMI 2.0
Product Highlights
- *Please note: Can only be rented as part of our vMix package
- 4x 12G-SDI Input or Output (selectable)
- HDMI 2.0 Input and Output
- 2x Thunderbolt 3 ports supporting loop through and 70w USB-C Power Delivery
- HDR Support including PQ, HLG, HDR10, Dolby Vision
*Please note: Can only be rented as part of our vMix package
AJA’s Io 4K Plus is a mobile input and output interface for Thunderbolt 3 systems supporting high quality video productions. 4 ports of 12G-SDI are on board, choose input or output for each depending on your application. HDMI 2.0 input and output are also provided for additional flexibility. An SDI Monitor output is provided for down scaled HD output monitoring of 4k video feeds.
For audio, choose from embedded audio by SDI or HDMI, or use the 25-pin balanced audio connector with standard pin out for 8 channels of audio input or output (or 4 each).
Video Formats
- (4K) 4096 x 2160p 23.98, 24, 25, 29.97, 30, 47.95, 48, 50, 59.94, 60
- (UltraHD) 3840 x 2160p 23.98, 24, 25, 29.97, 30, 50, 59.94, 60
- (2K) 2048 x 1080p 23.98, 24, 25, 29.97, 30, 47.95, 48, 50, 59.94, 60
- (2K) 2048 x 1080PsF 23.98, 24, 25
- (HD) 1080p 23.98, 24, 25, 29.97, 30, 50, 59.94, 60
- (HD) 1080PsF 23.98, 24, 25, 29.97, 30
- (HD) 1080i 50, 59.94, 60
- (HD) 720p 50, 59.94, 60
- (SD) 625i 50
- (SD) 525i 59.94
Note: High Frame Rate capabilities are dependent on host system attributes. Not all systems and configurations will support all frame rates.
Video Input Digital
- 12G-SDI*, SMPTE-2082, 12-bit**, 10-bit
- 6G-SDI*, SMPTE-2081, 10-bit
- 3G-SDI, SMPTE 425
- RGB 4:4:4 12-bit**, YCbCr 4:2:2 10-bit
- 1.5G-SDI, SMPTE 292M
- Single Link HD-SDI YCbCr 4:2:2 10-bit
- Dual Link RGB 4:4:4 12-bit**, Dual Link YCbCr 4:2:2 10-bit
- 270 Mbps SDI, SMPTE 259M-C
- YCbCr 4:2:2 10-bit, 8-bit
- HDMI v2.0
- 30/36-bits/pixel, RGB or YUV, 6 Gbps per color component
- 4K, UltraHD, 2K, HD and SD with HFR support up to 60p (4:2:2), 10-bit and 8-bit
*SDI connections are bidirectional. For 2K/HD, capture and monitoring can be simultaneous. For 4K/UltraHD with 12G-SDI, capture and monitoring can also be simultaneous. Â For 4K/UltraHD with 3G-SDI, all four connections must be used for either Input or Output. Additionally, 12G-SDI, 6G-SDI configured inputs support UltraHD / 4K only.
**Bit depth support is application dependent. Check with your software manufacturer for compatibility.
Video Output Digital
- 12G-SDI*, SMPTE-2082, 12-bit**, 10-bit
- 6G-SDI*, SMPTE-2081, 10-bit
- 3G-SDI, SMPTE 425
- RGB 4:4:4 12-bit**, YCbCr 4:2:2 10-bit
- 1.5G-SDI, SMPTE 292M
- Single Link HD-SDI YCbCr 4:2:2 10-bit
- Dual Link RGB 4:4:4 12-bit**, Dual Link YCbCr 4:2:2 10-bit
- 270 Mbps SDI, SMPTE 259M-C
- YCbCr 4:2:2 10-bit, 8-bit
- HDMI v2.0
- 30/36-bits/pixel, RGB or YUV, 6 Gbps per color component
- 4K, UltraHD, 2K, HD and SD with HFR support up to 60p (4:2:2), 10-bit and 8-bit
*SDI connections are bidirectional. For 2K/HD, capture and monitoring can be simultaneous. For 4K/UltraHD with 12G-SDI, capture and monitoring can also be simultaneous. Â For 4K/UltraHD with 3G-SDI, all four connections must be used for either Input or Output. Additionally, 12G-SDI, 6G-SDI configured outputs support UltraHD / 4K only.
**Bit depth support is application dependent. Check with your software manufacturer for compatibility.
HDR
- SDI: VPID signaling for SDR/HDR Transfer Characteristics, Colorimetry and Luminance
- HDMI: HDR10 Support – HDR Infoframe metadata, compatible with HDMI 2.0a/CTA-861.3
- HDMI: HLG Support – compatible with HDMI 2.0b/CTA-861-G
Note:Â HDR support is application dependent. Check with your software manufacturer for compatibility.
Audio Inputs Digital
- 16-channel, 24Â and 16-bit SDI embedded audio, 48 kHz sample rate, synchronous
- 8-channel, 24Â and 16-bit HDMI embedded audio, 48 kHz sample rate, synchronous
Audio Inputs Analog
- 8-channel, 24 and 16-bit D/A analog audio, 48 kHz sample rate, balanced, using industry standard 8x XLR on DB-25 breakout cable (cable not included)
- +24 dBu full scale digital (0 dBFS)
- +/- 0.2 dB 20 to 20 kHz frequency response
- Input supported across Ch 1-8, Ch 1-4, or Ch 5-8 depending on configuration chosen
Audio Outputs Digital
- 16-channel, 24-bit SDI embedded audio, 48 kHz sample rate, synchronous
- 8-channel, 24-bit HDMI embedded audio, 48 kHz sample rate, synchronous
Audio Outputs Analog
- 8-channel, 24-bit D/A analog audio, 48 kHz sample rate, balanced, using industry standard 8x XLR on DB-25 breakout cable (cable not included)
- +24 dBu full scale digital (0 dBFS)
- +/- 0.2 dB 20 to 20 kHz frequency response
- Output supported across Ch 1-8, Ch 1-4, or Ch 5-8 depending on configuration chosen
Downstream Keyer
- Supports graphics up to 2K/HD with alpha channel over video, matte or framebuffer, or framebuffer content over incoming video or matte
Down-Conversion 4K/UltraHD
- Real time, dedicated 4K down-conversion output (1x BNC)
- 4K to 2K down-conversion
- UltraHD to HD down-conversion
Reference and LTC I/O
- 1x BNC LTC output
- 1x BNC assignable to Reference video or LTC input
Reference
- Analog Color Black (1V) or Composite Sync (2 or 4V) or HD Tri-Level Sync (1V)
- Reference input is terminated into 75 ohms when Genlock is set to Ref In
Electrical Interface
- Thunderbolt 3 (2x)
Machine Control
- RS-422, Sony 9-pin protocol
- 9-pin D-connector pinout is as follows:
| Shell | GND |
| 1 | GND |
| 2 | RX- |
| 3 | TX+ |
| 4 | GND |
| 5 | No Connection |
| 6 | GND |
| 7 | RX+ |
| 8 | TX- |
| 9 | GND |
Size (w x d x h)
- 8.74” x 8.11” x 1.65” (222.0 x 206.0 x 41.9 mm)
Weight
- 3.4 lbs. (1.6 kg)
Power (device only)
- 10-20V, 30W typical, 36W max, 70W max with USB-C power delivery to external devices
Environment
- Safe Operating Temperature Range: 0 to 40 C (32 to 104 F)
- Safe Storage Temperature (Power OFF): -40 to 60 C (-40 to 140 F)
- Operating Relative Humidity: 10-90% noncondensing
- Operating Altitude: <3,000 meters (<10,000 feet)
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Thunderbolt 3 Interface for 12G-SDI and HDMI 2.0
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