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Technical specification, 2 technical specification – KBC Networks MPEG4 Encoder User Manual

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Encoder User Manual

Manual-MPEG4_ENCA-Rev1206
Copyright © KBC Networks 2011

Page 4 of 33

www.kbcnetworks.com

1.2 Technical Specification

ENC-A Specification

Standards

IEEE Standards

IEEE 802.3 10BASE-T
IEEE 802.3u 100BASE-TX
IEEE 802.3x Full Duplex

Image

Compression

MPEG-4

Digital Resolution

QCIF (160 x 112 – NTSC,
176 x 144 – PAL)
CIF (352 x 240 – NTSC,
352 x 288 – PAL)
D1* (720 x 480 – NTSC,
(720 x 576 – PAL)

Image Frame Rate

30 FPS full D1 resolution (NTSC)
25 FPS full D1 resolution (PAL)

Interface

LAN/WAN Port

RJ-45 (10/100base-T)

Serial Port

4 pin terminal block
(RS-232 / 422 / 485)
Mode switch selectable

Analog video input

Composite, BNC connector (NTSC, PAL)

Analog video output**

Composite, BNC connector (NTSC, PAL)

Audio Line Input

Compression: 8 kHz, Mono, PCM
Unbalanced, 1.4V pk-pk
1 Vrms, 3.5mm Phone Jack

Audio Line Output

Compression: 8 kHz, Mono, PCM
Unbalanced, 1.4V pk-pk
1 Vrms, 3.5mm Phone Jack

Digital Alarm I/O

6 pin terminal block

Connection Type

TTL 2 inputs, 2 outputs

Digital Alarm Input (DI)

To Trigger (low)
Logic level 0: 0 ~ 0.8V
Normal (high)
Logic level 1:2.31 ~ 5.3V

Digital Alarm Output (DO)

To Trigger (high)
Logic level 1: 2.8 ~ 3.3V
Normal (low)
Logic level 0:0 ~ 0.5V

General

Built-in web server and network
interface

Network

Protocol Supported

TCP, UDP, HTTP, PPPoE, DDNS, DHCP,
IGMP

QoS

Layer 2, 3

* Denotes default configuration
** Video Out BNC is loop through from Video In composite signal