Edision HDMI Modulator single DVB-T Manuel d'utilisateur télécharger pdf (Page 13)

11

Audio Audio encoder

MPEGI layer1/2, MPEGII

Layer II

AAC LC, HE-AAC v1/V2 (2-

CH)

Output frequency range

174~233MHZ(VHF III) ,470 -

858 [MHz](UHF)

Output impedance 50 [

]

Input impedance (Loop to

Out

p

ut

)

50 [ ]

Forward Error Correction

(

FEC

)

1/2,2/3,3/4, 5/6, 7/8

Guard Interval 1/4,1/8,1/16,1/32

Modulati

Constellations QPSK,16QAM,64QAM

on

RF Output Level

Default: 90 dBμV

Α

djustable: 0 to -14 dB

0 to + 6 dB

Band Wide 7MHZ(VHF),8MHZ(UHF)

FFT 2K,8K

Reed Solomon 202,188,T=8

Symb l rate range up to 31.668 MBPS

MER

More than 35dB at Maximum

RF Level output

RF Input (LOOP to Output)

Impedence:50 Ohm

Input type: F-type female

RF Output

Impedence:50 Ohm

Output type: F-type female

USB Connector (software

u

pg

rade

)

Number: 1

LTE(Long Term

Evolution)Filtering switch

ON/OFF

Cut Off Frequency: 790MHZ

HDMI Input

Number: 1, High Definition

Media Interface HDMI

V1.4a

USB Connector

Number: 1

Type: Host 2.0

Power DC Input Connector X1 DC(12V, 2A)

Display Display

128x32 dots OLED Display

(IIC or SPI communication

p

rotocal

)

LED Power & work state LED

POWER/LOCKED/SIGNAL

Indicator

Tact switch X6(UP/DOWN/

LEFT/RIGHT,MENU/

OK,LOCK

Set Output channel/FEC/

CONSTELLATION/FFT/

Channel Name etc.

A

dapter Input:100~240V

A

C,Output:DC 12V/2.0A

< 10W

164(W)X104(D)X41(H)mm

Class Sub class Designation Expected Features

Processor

Processor

frequency

Host CPU: 200MHZ 32Bits RISC

Security Processor :200Mhz

32Bits

A

udio Processor:200MHZ 32Bits

Memory

RAM

DDRII 16bit 512Mbitsx1

(

Embedded

)

Memory

Flash

NOR Flash 32Mbit x 1

Encoder

Video

Video encoder

ISO/IEC 11172-2 MPEG1

ISO/IEC 13818-2 MPEG2

MP@HL

ISO/IEC 14496 MPEG4

compliant Support SP@L3 to

A

SP@L5

ISO/IEC 14496-10 AVC,

HP@level 4.1, MP@level 4.1

H.264 profile 0

JPEG base-line,

p

ro

g

ressive

A

spect Ratio 16:9 wide screen, 4:3 letter box,

4:3 pan scan, support AFD(DTG,

Min

g

DTG

)

Resolution 1080i,up to 1080p@30FPS

Rear

Panel

Front

Panel

Buttons

Power

Supply

Mechani

cal

Design

Demensi

on

Power supply unit type

Power consumption in

normal working mode

Material

and

structure

Metal cabinet and 2 layers

PCB structure

With enough heat radiation

holes on cabinet

1 2 ... 8 9 10 11 12 13 14 15 16

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