Fiber Linker Communication Co.,Ltd
broadcasting video transmitter and receiver over fiber, SDI fiber optic extender, HDMI fiber extender, DVI fiber extender, KVM fiber optic extender, VGA fiber optic extender, fiber media converter，
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Overview
FL-4164 4IN1 ASI QAM Modulator with MUX-Scrambler supports 5×ASI inputs and output 4×RF (4 adjacent frequencies, 1×RF port). It integrates multiplexer, scrambler and QAM/DVB-C modulator. It supports 4 CAS/SMS simulcrypt. It suits 1U rack and can be configured by front panel LCD and NMS (network management software). Its high-integrated and cost-effective design makes it widely used in varieties of digital broadcasting distribution systems.
Features
Integrated mux-scrambler modulator
5×ASI input
4×DVB-C RF output
8M cache, anti-burst stream
Support 4×CAS/SMS
PID filter, pass-through and re-mapping
PSI/SI edit
NIT table insert and PCR correction
LCD/Keyboard control by front panel and network management by Ethernet
Technical Specification
| Input | 5xASI, BNC interface | |
| Output | Interface | 4×RF, F-head |
| Impedance | 75Ω | |
| Constellation | 16, 32, 64, 128, 256 QAM | |
| Symbol Rate | 5~9 Msps, 1Ksps step | |
| Error-Correcting Codes | RS code188/204 | |
| MER | ≥40dB | |
| BER | 0 | |
| Output Level | 85~105dBV | |
| Level Test Port | 65~85dBV | |
| Level Attenuation Range | -20dBm~0dBm (per carrier), 0.5dB step | |
| Frequency Range | 47MHz~870MHz | |
| Multiplexer | from the input 5×ASI | |
| Scrambler | support 4×CAS/SMS; head-end implementation of DVB simulcrypt (ETSI TS 103 197 V1.4.1) | |
| Management | network RJ-45 10/100 M | |
| Keyboard+LCD | ||
| General Features | Size | 482mm×280mm×44mm |
| Temperature Range | 0~45°C (Operation); -20~80°C (Storage) | |
| Power | 100-240VAC, 50Hz, 25W | |
Keyword: ASI QAM modulator, QAM modulator, TS QAM modulator