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# Tech Specs

## Compressed Input

### IP input

* Type: IP (IGMPv3-based redundancy and dual multicast redundancy)

* Protocols: MPEG Transport Stream (SPTS, MPTS), RTP / UDP, RTMP, SMPTE ST 2022-7

* Bitrate: Constant Bitrate (CBR)

* Error Correction: ProMPEG FEC

### Reliable transport

* Input: IP based

* Protocols: SRT, RIST and Zixi

  SRT and RIST input

* Carriage of UDP or RTP streams over the SRT protocol

* SRT listener or caller mode

* RIST sender mode

* RIST listener mode

  Zixi input

* Zixi sender

* Zixi feeder or Zixi Receiver mode

### Satellite input

* Standards: DVB-S, DVB-S2, DVB-S2X

* Hardware requirements: Requires one or more of the following cards

  2-port satellite demodulator option card with 3G-SDI/ASI output (Dektec DTA-2127)   MediaKind marketing code:

* MKP/HWO/DEMODSDI (Dektec DTA-2127 DVB-S2X Quad Receiver with 3G-SDI/ASI Output)

  The Dektec DTA-2127 option card has 2 x RF input ports. Currently MK.IO Beam only supports
  configuring one tuner/demodulator per RF input.

Features:

* Frequency range: L-band (950 – 2150 MHz)

* Standards: DVB-S, DVB-S2, DVB-S2X

* Modulation schemes: QPSK, 8PSK, 16APSK and 32APSK

* Connector: 2 x F-type 75 ohm

Each connector allows 1x independent tuner/demodulator powered by a single LNB control

* Long FEC Frame only

  4-port satellite demodulator option card (Digital Devices SX8)   MediaKind marketing code:

* MKP/HWO/PCI/SAT/DEMOD (Digital Devices SX8 Satellite Demod)

  The Digital Devices SX8 is only available as a full-height PCIe card and is therefore limited
  to servers such as the C-series.

Features:

* Frequency range: L-band (950 – 2150 MHz)

* Standards: DVB-S, DVB-S2, DVB-S2X

* Modulation schemes: QPSK, 8PSK, 16APSK, 32APSK and 64APSK

* Connector: 4 x F-type 75 ohm

Each connector allows 2x independent tuners/demodulators that share a single LNB control

Mixing both types of satellite demodulator cards within the same server is not supported.

### ASI input

* Standards: DVB-ASI

* Hardware requirements: Requires one or more of the following cards

  4-port ASI/SDI option card (Dektec DTA-2174B)   MediaKind marketing code:

* MKP/HWO/PCI/SDI/DTA (Dektec 2174B SDI/ASI)

Features:

* Port configurations: 4x ASI input/output

* Connector: micro BNC 75 ohms

  8-port ASI/SDI option card (Dektec DTA-2178)   MediaKind marketing code:

* MKP/HWO/PCI/SDI/8 (Dektec 2178 SDI/ASI)

Features:

* Port configurations: 8x ASI input/output

* Connector: micro BNC 75 ohms

### Input redundancy

* Dual source redundancy: Active Passive (one-hit); Active Active (one-hit); Active Active
  (switch on failure)

Supported across input types e.g. Primary satellite input, Secondary (Backup) IP input

* IP redundancy protocols: SMPTE ST 2022-7 Seamless protection switching

## Video decoding

* Video codecs: MPEG-2, H.264, HEVC, JPEG-XS

* Supported resolutions: 480i, 576i, 720p, 1080i, 1080p, 2160p

* Chroma: 4:2:0 and 4:2:2

* Bit depth: 8-bit and 10-bit (codec-dependent)

  Video formats and decoding standards

| Resolution | Frame Rate                          | Chroma       | MPEG-2 | H.264 | HEVC | JPEG-XS (4:2:2 only) |
| ---------- | ----------------------------------- | ------------ | ------ | ----- | ---- | -------------------- |
| 2160p      | 23.98, 24, 25, 29.97, 50, 59.94 fps | 4:20 / 4:2:2 |        |       | ✔    | ✔                    |
| 1080p      | 50, 59.94 fps                       | 4:20 / 4:2:2 | ✔      | ✔     | ✔    | ✔                    |
| 1080i      | 25, 29.97 fps                       | 4:20 / 4:2:2 | ✔      | ✔     | ✔    | ✔                    |
| 720p       | 50, 59.94 fps                       | 4:20 / 4:2:2 | ✔      | ✔     | ✔    | ✔                    |
| 576i       | 25 fps                              | 4:20 / 4:2:2 | ✔      | ✔     | ✔    |                      |
| 480i       | 29.97 fps                           | 4:20 / 4:2:2 | ✔      | ✔     | ✔    |                      |

Full video width scaling   Horizontally subsampled video is automatically rescaled to full frame width, as detailed below.
Supported for all video codecs listed above.

| Input resolution | Output resolution | Expected sample aspect ratio |
| ---------------- | ----------------- | ---------------------------- |
| 1440 x 1080      | 1920 x 1080       | 4:3                          |
| 1280 x 1080      | 1920 x 1080       | 3:2                          |
| 960 x 1080       | 1920 x 1080       | 2:1                          |
| 960 x 720        | 1280 x 720        | 4:3                          |
| 640 x 720        | 1280 x 720        | 2:1                          |

Video down-conversions   Supported down-conversions:

* 2160p > 1080p, 1080i, 720p

* 1080p > 1080i, 720p

* 1080i > 720p

  Video up-conversions   Supported up-conversions:

* 1080i > 1080p

* 720p > 1080i

  HDR to SDR conversions

* Supported HDR inputs: PQ10 (HDR10), HLG10

* Output: SDR BT.709 with tone mapping

## Audio decoding

* Audio codecs: MP1L2, AAC, AAC 5.1, HE-AAC v1 & v2, HE-AAC 5.1, Dolby Digital (AC-3), 2.0 & 5.1,
  Dolby Digital Plus (E-AC-3) 2.0 & 5.1, MPEG-H

* Passthrough: Linear PCM, Dolby E, Dolby ED2, Dolby Digital (AC-3), Dolby Digital Plus (E-AC-3)

* Audio sampling rate: 48 kHz

* Audio Channels: Up to 8 stereo pairs per service

* Phase Aligned Audio (PAA): Supported

## Ancillary Data

* Closed captions: CEA-608, CEA-708

* Timecode: VITC

* Teletext: SMPTE 2031, OP-47

* Metadata: AFD/BAR, VANC

* Signalling: SCTE-35 conversion to SCTE-104

## Video transcoding

### Video encoding

* Codecs: MPEG-2, MPEG-4 AVC (H.264), HEVC (H.265)

* Chroma: 4:2:0

* Conversions:

HD to HD or SD

* SD to SD

### Audio encoding

* Audio codecs: MPEG-1 Layer-II, AAC, HE-AAC, HE-AAC v2 1. Dolby Digital® 2.0 / 5.1,
  Dolby Digital Plus® 2.0, 5.1, Dolby AC-3

* Audio channels: Up to 8 stereo pairs per service.

* Passthrough: Dolby E®, Dolby Digital®, Dolby Digital Plus®, Linear PCM (as SMPTE 302)

* Data rate: From 4.75 kbps to 320 kbps (from 64 to 1024 kbps for DD+).

## Compressed output

* Transport Stream Passthrough: IP, ASI (requires multiplexer service), unmodified or decrypted

* Protocols: IP, UDP, RTP, RTMP/RTMPS, ASI

  SRT and RIST output

* Carriage of UDP or RTP streams over the SRT protocol

* SRT listener or caller mode

* RIST sender mode

* RIST listener mode

  Zixi output

* Zixi sender

* Zixi feeder or Zixi Receiver mode

## Uncompressed output

* Output formats: SDI, SMPTE ST 2022-6, SMPTE ST 2110

### SDI output

* Standards: SDI, HD-SDI, 3G-SDI, 12G-SDI, Quad‑Link 3G‑SDI

* Video formats: 480i, 576i, 720p, 1080i, 1080p, 2160p

* Hardware requirements: Requires one or more of the following cards

  4-port ASI/SDI option card (Dektec DTA-2174B)   MediaKind marketing code:

* MKP/HWO/PCI/SDI/DTA (Dektec 2174B SDI/ASI)

Features:

* Output configurations:

4x independent 3G-SDI/ASI input/output

* 12G-SDI (Single‑link UHD) or Quadrant (Quad‑Link 3G‑SDI, ST 425‑5 Annex B — Square Division) or Interleaved (Quad‑Link 3G‑SDI, ST 425-5 Two Sample Interleave)

* 12G-SDI with 3G-SDI/ASI side channel

* Connector: micro BNC 75 ohms

  8-port ASI/SDI option card (Dektec DTA-2178)   MediaKind marketing code:

* MKP/HWO/PCI/SDI/8 (Dektec 2178 SDI/ASI)

Features:

* Output configurations:

8x independent 3G-SDI/ASI input/output

* 2x 12G-SDI (Single‑link UHD) or Quadrant (Quad‑Link 3G‑SDI, ST 425‑5 Annex B — Square Division) or Interleaved (Quad‑Link 3G‑SDI, ST 425-5 Two Sample Interleave)

* 2x 12G-SDI with 2x 3G-SDI/ASI side channels

* Connector: micro BNC 75 ohms

  2-port satellite demodulator option card with 3G-SDI/ASI output (Dektec DTA-2127)   MediaKind marketing code:

* MKP/HWO/DEMODSDI (Dektec DTA-2127 DVB-S2X Quad Receiver with 3G-SDI/ASI Output)

Features:

* SDI output: 1x SDI output supporting SD/HD/3G-SDI

* Connector: BNC 75 ohms

### SDI over IP (SMPTE ST 2022-6) output

* Standards: SMPTE ST 2022-6

* Video formats: 480i, 576i, 720p, 1080i, 1080p (2160p not supported)

* Hardware requirements: Any network card with sufficient network bandwidth may be used

### SMPTE ST 2110 output

* Standards: SMPTE ST 2110

ST 2110-20: Uncompressed video for 480i, 576i, 720p, 1080i, 1080p, 2160p

* ST 2110-30: PCM digital audio output

* ST 2110-31: AES3 audio output

* ST 2110-40: Ancillary data (VITC/Time code, AFD/BAR, Closed captioning, OP-47 Teletext, SMPTE 2031 Teletext)

* Protocols: Supports duplicate essence streams on separate output ports to facilitate SMPTE ST 2022-7

* NMOS: NMOS IS-04 and NMOS IS-05 support

* Hardware requirements: Requires one of the following cards

  NVIDIA ConnectX-6 Dx EN adapter card 25GbE (MCX621102AN-ADAT)   MediaKind marketing code:

* MKP/HWO/PCI/NIC/25G/2PORT/B (MCX621102AN-ADAT)

Features:

* NVIDIA Mellanox ConnectX-6 Dx EN adapter card, 25GbE, Dual-port SFP28, PCIe 4.0 x8, No Crypto

  NVIDIA ConnectX-6 Lx EN adapter card 25GbE (MCX631102AN-ADAT)   MediaKind marketing code:

* MKP/HWO/PCI/NIC/25G/2PORT/C (MCX631102AN-ADAT)

Features:

* NVIDIA Mellanox ConnectX-6 Lx EN adapter Card, 25GbE, Dual-Port SFP28, PCIe 4.0 x8, No Crypto

  NVIDIA ConnectX-6 Dx EN adapter card 100GbE (MCX623106AN-CDAT)   MediaKind marketing code:

* MKP/HWO/PCI/NIC/100G (MCX623106AN-CDAT)

  The ConnectX-6 Dx 100GbE card enables higher output bandwidth; however, it does not increase
  decoding capacity on a COTS platform.

Features:

* NVIDIA Mellanox ConnectX-6 Dx EN adapter card, 100GbE, Dual-port QSFP56, PCIe 4.0 x16, No Crypto

  NVIDIA / Mellanox Ethernet network adapter cards must be sourced from NVIDIA rather than Dell, as OEM
  variants may impose restrictions on firmware upgrades.

## Multiplexing

### Inputs and outputs

* IP (UDP or RTP) input and output of MPEG Transport Streams

* RTP re-ordering

* IGMP V3 redundancy

* Input bitrate monitoring and CC error detection

* SMPTE 2022-1 FEC on input and output

### Processing

* PID filtering and PID remapping by re-multiplexing input programs Real-time PSI regeneration

## Content security

### Decryption

* Conditional Access (CA): BISS1, BISS2, BISS-CA, Director 6, DVB-CI

* Hardware requirements: A Trusted Platform Module (TPM) may be required or suitable option cards. See details below

  BISS1 & BISS2   BISS version 1 (BISS1)

* Modes: Mode 1 and Mode E

* Key length: 48-bit

* Standards: DVB-CSA

BISS version 2 (BISS2)

* Modes: Mode 1, Mode E and BISS-CA

* Key length: 128-bit

* Standards: DVB-CISSA

  BISS-CA

  A Trusted Platform Module (TPM) must be installed on the server.

* Key length: 128-bit

* Standards: DVB-CISSA

* Features: Entitlement management, Self-generated key pairs, Injected key pairs

  Director 6 CA

  A Trusted Platform Module (TPM) must be installed on the server.

* Key length: 128-bit

* Features: Entitlement management, Over Air Control (OAC)

  Dual Common Interface (CI) option card (Digital Devices Octopus Duo CI)   MediaKind marketing code:

* MKP/HWO/PCI/CI/DUAL (Digital Devices Octopus Duo CI)

  The Digital Devices Octopus Duo CI is only available as a full-height PCIe card and is therefore limited
  to servers such as the C-series.

Features:

* DVB-CI compliant

* 2x CI slots for two independent Conditional Access Modules (CAM) on each option card

* Capable of processing transport streams of up to 96 Mbps per CAM (though actual bitrate may be limted by the CAM)

* All major CAMs supported

* Multiple Dual Common Interface (CI) option cards supported

  Some CA descramblers will require a Trusted Platform Module (TPM) to be installed on the server.

## Ad insertion

* Ingest format:

MPEG-TS over IP (SPTS), with a video buffer of 1 second minimum

* Assets pre-encoded and stored locally

* Scheduling control: Triggered via advanced scheduling control options:

Signal-based: based on submitted SCTE-35 signal (with matching criteria)

* Signal based / fallback to time: SCTE-35 expected, but not present, fallback to out-of-band operations triggering

* Asset management:

Storage of up to 90 minutes of assets in the unit

* Assets and schedules fetched automatically from a central asset server

* Automatic housekeeping of the asset store

## Monitoring & control

* Remote control: Provided via the Mediakind MK.IO portal

* Direct control and status monitoring: Provided via Web browser user interface and REST API

* Standard protocols: SNMP, NTP, IGMP

  High Availability (HA) Controller

* Automated (standalone) 1+1 output synchronization with PTS alignment (either SDI or ST 2110 inputs)