MODULATOR QAM WINERSAT WQM-860SL

(1 đánh giá)

Mã sản phẩm : WQM-860SL

Xuất xứ : WINERSAT

Giá sản phẩm :

HOTLINE TƯ VẤN : 0988 49 1900

Product details
SPECS

Features
 Operates in DVB.
 ASI signal input and a digital QAM signal output in 16/32/64/128 or 256 QAM mode.
 Front panel LCD for monitoring, data display and setup.
 High MER (Modulation Error Rate) ensures a low bit error rate.
 Null Packets stuffing
 PCR correction
 Switching power supply 90VAC-260VAC, 50Hz/60Hz.
 Standard 19’ rack-mount for installation.
 SAW filtered IF out/in loop.
 RF modulation output
- 47-862MHz output frequency agility.
- 60dBmV output level with Hybrid module IC.
- Output level adjustable by a 15dB range.
- Low out-of-band noise and High VSB attenuation

Technical Specifications

DVB ASI-C INPUT
Connection medium	Coaxial cable
Connector type	BNC 75 ohms
Cable length	300 meters
Link character length	10 bit
Bit rate on link	270 M bit/s
Byte rate on link	27 M bytes/s
Useful data rate	0.1 M bits/s to 54 M bit/s
Max. Input Voltage	880 mV p-p
Data packet length	188 bytes or 204 bytes
Maximum MPEG-2 bit rate	213 M bits/s
QAM MODULATION
Modulation Mode	QAM - 16, 32, 64, 128, 256
Bit Rate	54 M bit/s
Symbol Rate	1~6.95 Msps
Roll Off	15%
Phase Noise	-91dBc @10KHz
MER	37 dB Typical
SNR	40 dB Typical
Carrier Suppression	53 dB Typical
FEC	Reed Solomon (204, 188, T=8) code
Full Compliance	with DVB-C ETSI/EN300 429
ITU-T J.83 Annex	A(ie.DVB)
RF OUTPUT
Frequency Range	47MHz to 862MHz
Bandwidth	8MHz [PAL-D/K]
Output Level	≧ 60dB mV
Spurious and Harmonics	≧ 55dBc
Output Impedance	75 Ω
Frequency Accuracy/Stability	± 5 KHz
Connector	F-type
CONTROL INTERFACE
Electrical Interface	RS -232C
Data Link	57600bps, No parity, 8-bit data, 1 stop bit
Connector Type	DB-9 Female for connection to next station
GENERAL
Operating Temperature Range	0 - 50 ℃
Power Requirement	90 ~ 260 VAC, 50/60 Hz.
Real size of the unit	482(W) x 283 (D) x 44 (H) mm.
Dimensions	608(W) x328 (D) x 84(H) mm.
Packing	1 set/Inner box, Gross Weight: 3Kgs.
Measurement	5 PCs/ Carton / 16Kgs/ 625 (W) x 348 (D) x 456 (H) mm /578(L)x375(W)x72(H)mm
Gross Weight	3Kgs.