Professional CAM Receiving & DTMB National Standard Modulator
Key Advantage of This Device:
Supports cross?frequency descrambling of programs within its input frequency range. For example, insert one 8?channel industrial CAM module into CAM slot 1, select 4 programs from Tuner 1, 2 programs from Tuner 2, and 2 programs from Tuner 3. Programs can also be selected from a single tuner.
1.1 Device Overview
Product Description
The Model 3348M 4?channel DTMB modulator is a newly developed high?performance, cost?effective DTMB modulator designed specifically for commercial digital TV signal source solutions. It supports 8?channel DVB?C Tuner input, 4 CAM card descrambling, and 1 10/1000M adaptive IP input. After internal DTMB modulation, it outputs 4 national standard carriers through one RF port. With high performance and low cost, it is ideal for digital TV headend systems in hotels, clubs, schools and other venues.
Key Features
Fully compliant with GB20600?2006 standard
Supports 8 DVB?C Tuner inputs, DVB compliant
Supports 4 CAM slots for descrambling programs from 8 frequency points
Supports 1 10/1000M adaptive IP input, UDP & RTP protocols
1 RF output port with 4 national standard carriers
Supports multiple signal sources: CATV and IP
Web?based network management
Technical Specifications
Input | 8 DVB?C Tuner Inputs |
4 CAM Card Descrambling Channels |
1×10/1000M Adaptive IP Input, UDP & RTP |
Modulation | Standard | GB20600?2006 |
Channels | 4×DTMB Single Carrier Output |
Constellation | 4QAM, 16QAM, 32QAM, 64QAM |
RF Output | Port | 1×RF Output, 4×DTMB Carriers, F?type, 75Ω |
Frequency Range | 50~900MHz, 1kHz Step |
Level | -20dBm~0dBm |
MER | ≥40dB |
System | Chinese GUI |
Network Upgradable |
General | Dimensions(L×W×H) | 430mm × 180mm × 40mm |
Temperature | Operating: 0~45℃; Storage: -20~80℃ |
Power | AC 100V±10%, 50/60Hz AC 220V±10%, 50/60Hz |
1.2 Interface Description
No. | Interface |
1 | RF DTMB Modulation Output |
2 | IPTV Input |
3 | Web Management Port (Default IP: 192.168.0.136) |
4 | USB Port |
No. | Interface |
1 | Descrambler Slots A, B |
2 | DVB?C Tuner 1,2 Input & Loopthrough |
3 | Descrambler Slots C, D |
4 | DVB?C Tuner 3,4 Input & Loopthrough |
5 | DVB?C Tuner 5?8 Input & Loopthrough |
6 | Power Switch |
7 | Power Connector |
8 | Grounding Terminal |