B - mediahub technical reference – Adtec digital mediaHUB (version 02.00.13) User Manual

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Appendix

B - mediaHUB Technical Reference

Video Inputs
- Composite (BNC)
- S-Video (4 Pin Mini-Din YC) analog to digital conversion 9 bit with scaling Horizontal and
Vertical 16 tap filters.
- (Option) SDI input video with embedded SMPTE 259M AES-EBU audio on BNC.
- (Option) Firewire: DV25 with PCM audio and control on Mini-Firewire connector.

Video Outputs
- One decode configurable to DVI-I,
S-Video (4 Pin Mini-Din YC), Composite (BNC).
Cable required for VGA, YUV, HDMI, RGBHV and RGB.

VBI Support
- Line 21-Closed Captioning DVS053 Rev 6
- V-Chip DVS157
- Teletext: NABTS-DVS053 Rev 6 and PAL
- Neilson Source Identification (SID) DVS053
- Automated Measurement of Lineups (AMOL) DVS053

Video Encoding and Decoding
- MPEG 1 SD 1 Profile: SIF ISO 11172-2
- MPEG 2 SD 2 Profile: Adaptive Field Frame (AFF) ISO13818 MP@ML
- MPEG 2 SD Profile: AFF ISO13818 422P@ML (encode only option)
- Encoder Filters: Temporal; Spatial Vertically and Horizontally Temporal and Horizontal
Spatial can be concurrent
- Chroma filtering and full scaling
- Video bit rates: MPEG 2 SD 300K-15 Mbs
- Video bit rates: MPEG 1 SIF 300K-5 Mbs
- Multiplexing Formats: Program (MPEG 1) and Transport (MPEG 2)
- MPEG Program Specific Information (PSI) Table Compliance: PAT, PMT; All PIDs user
definable
- DVB Service Information (SI) Table Compliance: SDT, NIT; All PIDs user definable
- SCTE 35 Splice Point injection

Video Resolutions
- Per Macro Block (16x16) Note: Non-standard Vertical resolutions may adversely effect
STB decoders, PC decoders have more flexibility when scaling.
- Horizontal NTSC examples: 720x480 (Full D1 NTSC), 544x480, 528x480, 512x480,
496x480, 480x480, 352x480 (Half D1 NTSC).
- Vertical NTSC example: 720x 464
- Horizontal and Vertical example: 528x464 etc.
- PAL resolutions examples: 720x576 (FullD1 PAL), 720x560, 544x544 etc

Audio Inputs
- Analog Audio 1 Stereo Balanced (5 Pin Removable Screw Terminal)
- Analog Audio 2 Stereo (SAP) Balanced (5 Pin Removable Screw Terminal)
- User level control on Analog inputs
- AES-1 digital audio (PCM or uncompressed) for Dolby AC-3 channel 1,2 encoding (5 Pin
RST - 110 Ohm).
- AES-2 digital audio (PCM or uncompressed) for Dolby AC-3 channel 3,4 encoding (5 Pin
RST - 110 Ohm).
- SDI embedded with video per SMPTE 272M A, B, C, (BNC)
- Digital PCM audio via Firewire

- Audio inputs can be mixed, one Analog, one AES-EBU, or One AES-EBU and one SDI etc.
Audio Outputs
- encoder module has AES (110 Ohm) out of compressed bit stream or PCM audio during
encode (does not work after encode)
- decoder module simultaneous S/PDIF digital audio (RCA female) and unbalanced analog
stereo audio (L/R RCA female). Digital audio PCM at 16, 20 and 24 bps up to 5.1 channels
compressed.
- decoder module (3.5 mm) selectable between audio tracks 1 and 2 decode.
- decoder module fixed unity analog audio level output

Audio Encoding and Decoding
- Dolby Digital 2/0 or 1/0 (AC-3) encoding from analog, SDI embedded audio or AES
input.
- MPEG 1 Layer 1 Profile: ISO11172-3
- MPEG 1 Layer 2 Profile: ISO13818-3
- Audio Delay: Adjustable PTS delay up to 700 milliseconds
- 24 Bit A-D Conversion
- Audio Sampling: 16, 22.05, 24, 32, 44.1 and 48 KHz
- MPEG 2 Audio Bit Rate: 64-384 Kbs
- Dolby Digital AC-3 Bit Rate: 64-640 Kbs

mediaHUB Server
- Adtec optimized POSIX compliant embedded Linux 2.6 kernel
- 300 GB internal storage.
- Power: 70-240 VAC 50-60Hz and 65 Watts (20 Watts typical) of power.
- Size: 1RU rack mount chassis. 19” width, 1.75” height, 16” depth (48.26cm X 4.45cm X
40.64cm)
- Weight: 14 lbs (6.35kg)
- Environmental: Active cooling (Fans), 0 to 90 Degrees Fahrenheit, Less than 70% RH,
Non-Condensing

Communications
- Ethernet 10/100 (RJ-45) Half Duplex, Full Duplex, Auto Negotiate
- Ethernet Protocols: Telnet and XCP Adtec command API, FTP, HTTP, SNMP (MIBII)
- Serial Communications: 2-RS232 (38400-115,200K, 8, 1 N)
- Samba, NAS and FTP file mounts or transfers
- Automatically copy files from mediaHUB server to client PC using FTP.

Front Panel
- Keypad: Mode, Select, Enter, Escape, Up, Down, Left, Right
- Blue Translucent LCD (20 character by 2 row)
- Host Status LEDs Power, Alarm, Link, Busy, Storage.
- Encode Status LEDs: Encode Active, Video Present, LTC Active, Audio 1 & 2, Control,
Alarm.
- Decode Status LEDs: Decode Active, Video Present, LTC Active, Audio 1 & 2, Control,
Alarm.

Specifications subject to change without written notice. mediaHUB™ is a trademark of Adtec
Digital. Other product and company names may be trademarks or registered trademarks
of their respective companies. This information may not, in whole or in part, be copied,
photocopied, reproduced and translated, or reduced to any electronic medium or machine-
readable form without prior consent in writing from Adtec Digital.

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