USB DVB-T 調製器

General Specifications

RF Connector

Two 75-Ω MCX (female) connecters, one for Tx and one for Rx

Bandwidth — DVB-T

2/3/4/56/7/8 MHz

Bandwidth — ISDB-T

6/7/8 MHz

FFT

2K, 4K, 8K

Constellation

64QAM/16QAM/QPSK

Code rate

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

Guard interval

1/4, 1/8, 1/16 or 1/32

ISDB-T Time-interleaver

Not supported

ISDB-T Layer

1-layer (13-seg) and 2-layer (12-seg +1-seg) 1-階層 / 2-階層

ISDB-T Segment

13 セグメント / 12+1セグメント

Frequency range

100 .. 2500 MHz, tuning step 1 KHz

RF Output Level

5 dBm (113 dBuV) @100-470 MHz 5 dBm (113 dBuV) @470-950 MHz 0 dBm (108 dBuV) @950-1900 MHz -5 dBm (103 dBuV) @1900-2500 MHz

Digital Attenuator

Range:+0/-25 dB , Step size 1 dB

MER

Typically, @-5 dB attenuation by ADRF6755 >39 dB@V-band >39 dB@470-950 MHz >36 dB@950-1900 MHz >34 dB@1900-2500 MHz

Spectrum Shoulder (Adjacent channel)

40 dB

Phase noise

<-92dBc @ 10 kHz

Carrier Suppression

>42 dB

USB port

USB 2.0 or USB 1.1

Power

5V DC (USB Bus Power) 560mA

Dimensions (LxWxH)

67x 35 mm (excluding USB connector)