TANDBERG EN8000, Справочное руководство

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Technical Specification
Page B-4 Reference Guide: EN8000 MPEG-4 Part 10 (H.264/AVC) Encoders
ST.RE.E10233.1
H SYNC
Table B.3: H SYNC Specification
Item Specification
Safety status SELV
Connector designation H SYNC
Connector type
75
Ω
BNC female socket
Input standard 625-line PAL, 525-line PAL-M or 525-line NTSC, chrominance not required.
Input level 1 V pk-pk nominal
±
5%
Cable length 250 m, maximum
Return loss Better than 30 dB up to 6 MHz
Input impedance 75
Ω
(powered-down impedance = 75
Ω
)
Analogue Video Specification
Table B.4: Analogue Video Specification
Item Specification
Safety status SELV
Analogue input 625 line composite PAL-B, -D, -G, -H, -I
525 line composite NTSC-M, PAL-M as specified in ITU-R report 624-4, Characteristics of
Television Systems (NTSC with and without set up of 7.5 IRE)
Connector designation COMP VIDEO
Connector type 75 Ω BNC socket
Input level 1 V pk-pk nominal
±
5%
Return loss Better than 30 dB up to 6 MHz (when impedance is set to 75
Ω
)
Input impedance 75
Ω
/High Z switchable (powered-down impedance = 75
Ω
)
Sampling Sampled with a 10 bit ADC
NOTE…
The inputs are isolated from the chassis to prevent 50 Hz/60 Hz hum.
PAL/NTSC Video Performance Figures
These figures have not been tested because a professional receiver/decoder does not yet
exist for the formats covered in this manual.
Teletext Extraction
Teletext is extracted from the Vertical Blanking Interval (VBI).