Single Channel Qam Modulator (WDQ-3200B)

• RF Test Port: 1 BNC-Female 75Ω
• Output Level: Above 110dBuV
• RF Output: 1 BNC-Female 75Ω
• Mer: ≥40dB 64qam After EQ
• Asi Input Interface: 1 BNC-Female 75Ω
• Name: Single Channel Qam Modulator
• Model NO.: WDQ-3200B
• Ber: ≥9X10e-9 64qam After Fec
• Modulation Scheme: 16~256qam
• Transport Package: Neutral
• Trademark: Prevail
• Origin: Zhejiang, China (Mainland)

Product Description

 

Performance Character

1. One ASI input, up to 108Mbps bit rate for DVB-ASI input

2. Support TS re-multiplexing function

3. PSI/SI tables regeneration

4.With RF test port (-20dB)

5. PID filtering and re-mapping

6. Adjustable Symbol Rate up to 7Mbaud

7. Max. effective bit rate up to 51.6Mbps (SR=7Mbaud, 256QAM)

8.Local keyboard control and LCD display, or access via Ethernet link

 9.Nominal RF Output power ≥110dBuV ( with 0~15dB adjustable attenuation range)

 

Technical Specifications

 

 

Parameter	Symbol	Description	Unit	Remark
Mechanical dimension
Height	H	42	mm	About 1U
Width	W	434	mm	About 17"
Depth	D	340	mm
ASI Input
Number of ASI input	-	1
Impedance	-	75	W
Connector	-	BNC	NA
Maximum bit rate	-	108	Mbps
TS packet format	-	188 or 204	Byte	Automatic detection
Transmission format	-	Data packet or data burst	NA
RF Output
Impedance	-	75	W
Connector	-	BNC	NA
Frequency	-	48~863	MHz	Step 1MHz
Output level	-	>100	dBuV	Adjustable attenuation 0~15dB
Modulation Specification
Modulation scheme		16~256QAM		Support Annex- A/C
Symbol Rate	SR	5~7	Mbaud
Bandwidth	BW	1.15~8.05	MHz
Effective output bit rate		≤51.6	Mbps	SR=7Mbaud, 256QAM
Modulation Error Rate	MER	≥40	dB	After equalizer, 64QAM
Bit Error Rate	BER	≤1x10E-8		After FEC, 64QAM
Carrier to Noise	C/N	≥45	dB

 

 

 

 

 

 

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