DAB數(shù)字信號(hào)廣播信號(hào)源及解決方案,具有抗噪聲,抗干擾,抗電波傳播衰落,適合高速移動(dòng)接收等優(yōu)點(diǎn).不受多重路徑干擾影響,移動(dòng)接收質(zhì)量高。DAB數(shù)字信號(hào)廣播信號(hào)源是一款結(jié)構(gòu)緊湊高性價(jià)比的DAB/T-DMB 信號(hào)發(fā)生設(shè)備。用于 QC/QA 的音視頻和數(shù)據(jù)服務(wù)應(yīng)用檢測(cè)或DAB/T-DMB 的接收器檢測(cè)。
覆蓋多頻段輸出支持波段 Ⅲ(174MHz~250MHz)和波段 L (1452~1492MHz) ,輸出電平可控制從 0dBm to 到120dBm 步進(jìn) 0.1dB . 可存儲(chǔ)再調(diào)用100個(gè)測(cè)試節(jié)目.
穩(wěn)定的RF輸出
便利的操作
超高的性價(jià)比
友好的界面
DMB/DAB 接收器設(shè)計(jì)與制造
DMB/DAB 芯片& 模塊開發(fā)
DMB/DAB 節(jié)目合成
Key Features
DAB / DMB(T) : 支持四種傳輸模式(Ⅰ,Ⅱ, Ⅲ, Ⅳ)
內(nèi)置大量測(cè)試節(jié)目: 40 patterns * 4Mode
IEEE 802.3u 100Base-TX, IEEE 802.3 10Base-T
超好的RF射頻性能
支持 波段 III (174~250MHz)
波段 L (1452~1492MHz)
分辨率: 1KHz
輸出范圍 : -120dBm ~ 0dBm
可存儲(chǔ)再調(diào)用多達(dá)100個(gè)節(jié)目
IP 搖控控制
LCD顯示壞

MPD-1508 頻率范圍:
Bａnd III : 174 MHz ~ 250 MHz
Bａnd L : 1452 MHz ~ 1492 MHz
分辨率 : 1KHz
精準(zhǔn)度 : ±5 x 10-8 則

MPD-1508 輸出電平
Range : -120dBm ~ 0dBm
Resolution : 0.1dB
Frequency Response : ±1dB or less
Level accuracy → Bａnd Ⅲ : Max ±1.5dB
VSWR : Max 1.8
Harmonics : ＜-30dBc
Non-harmonics : ＜-50dBc

I/Q 基帶輸出
Output Voltage : 1 Vpp ± 100?
Output Impedance : 50ohm

Connector : BNC-R

DAB-DMB ( T ) : Transmission Mode ( I, II, III , IV )

Output Type : Continuous, Single , Burst
DAB-DMB ( T ) : Current supply

保存 / 調(diào)用 : 100 EA
接口 : LAN
電力要求 : Free volt( 90 ~ 250VAC 50/60Hz )
尺寸 : 115(H) X 430(W) X 410(D)mm
重量 : Approx. 5㎏
標(biāo)準(zhǔn)配備 : Power Cable, Manual, Fuse

MPD-1508 可選件
選件 1 可增加一路射頻輸出通道
選件 2 自動(dòng)化測(cè)試 (根據(jù)客戶)
選件 3 GPIB

Description
MPD-1508 is compact sized and low price RF signal generator for TDMB TV standard. It is very useful for QC/QA test of Audio, Video and Data Service application or DAB/DMB receivers with DAB/DMB patterns.

MPD-1508 It covers various frequency range such as Bａnd Ⅲ(174MHz~250MHz) and Bａnd L (1452~1492MHz) and output level can be controlled from 0dBm to -120dBm in 0.1dB step. And also it can store and recall presets up to 100 for manufacturing factories and A/S centers of DAB & DMB products.
Stable RF flatness
Convenient GUI
Soft key touch
Competitive Price
DMB/DAB Receivers design & manufacturers
DMB/DAB Chips/chipsets & modules development
DMB/DAB Contents buildup
Key Features
DAB / DMB(T) : Transmission Mode(Ⅰ,Ⅱ, Ⅲ, Ⅳ)
Apply to Digital Pattern : 40 patterns * 4Mode
IEEE 802.3u 100Base-TX, IEEE 802.3 10Base-T
High performance frequency synthesizer
Support Bａnd III (174~250MHz)
Bａnd L (1452~1492MHz)
High resolution output frequency : 1KHz
Output range : -120dBm ~ 0dBm
Store recall up to Max 100EA
IP Remote Control
LCD Display
Specifications

RF Output

Frequency Range
Bａnd III : 174 MHz ~ 250 MHz
Bａnd L : 1452 MHz ~ 1492 MHz
Resolution : 1KHz
Accuracy : ±5 x 10-8

Output level

Range : -120dBm ~ 0dBm
Resolution : 0.1dB
Frequency Response : ±1dB or less
Level accuracy → Bａnd Ⅲ : Max ±1.5dB
VSWR : Max 1.8
Harmonics : ＜-30dBc
Non-harmonics : ＜-50dBc

I/Q Output
Output Voltage : 1 Vpp ± 100?
Output Impedance : 50ohm
Connector : BNC-R
DAB-DMB ( T ) : Transmission Mode ( I, II, III , IV )
Output Type : Continuous, Single , Burst
DAB-DMB ( T ) : Current supply
Save / Recall : 100 EA
Interface : LAN
Power Requirements : Free volt( 90 ~ 250VAC 50/60Hz )
Dimensions : 115(H) X 430(W) X 410(D)mm
Weight : Approx. 5㎏
Standard Accessories : Power Cable, Manual, Fuse

Option
Option 1 additional channel
Option 2 auto Test (subject to customer)
Option 3 GPIB